The average distance between sun and Neptune is 4.5 × 10¹² km and using the mass of both, the gravitational force between sun and Neptune is 6.44 × 10²⁰ N.
What is gravitational force ?The gravitational force is a force by which an object attracts other objects its center of mass. The force exerted is related to the mass and distance between them as:
F = G m1 m2/ r²
where G = 6.67 ×10⁻¹¹ N km²/Kg²
The mass of sun = 1.9 × 10³⁰ kg
mass of Neptune = 1.03 × 10²⁶ kg.
distance between sun and Neptune = 4.5 × 10¹² km
Then, gravitational force between sun and Neptune is calculated as:
F = 6.67 ×10⁻¹¹ N km²/Kg² × 1.9 × 10³⁰ kg × 1.03 × 10²⁶ kg/ (4.5 × 10¹² km)²
= 6.44 × 10²⁰ N.
Therefore, the gravitational force between sun and Neptune is
6.44 × 10²⁰ N.
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Akito pushes a wheelbarrow with 800 W of power. How much work is required to get the wheelbarrow across the yard in 12 s? Round your answer to the nearest whole number.
It requires 9600 joules of work to get the wheelbarrow across the yard in 12 seconds. Rounded to the nearest whole number, the answer is 9600 J.
How is power related to work and time?Power is the rate at which work is done or energy is transferred, and it is measured in watts (W). Work is the amount of energy required to move an object, and it is measured in joules (J). Time is the duration over which work is done, and it is measured in seconds (s). Power is calculated by dividing the amount of work done by the time taken to do it, or by multiplying force by velocity. Mathematically, we can represent the relationship between power, work, and time as: Power = Work / Time
We can use the formula: Work = Power x Time
To find the work required, we can plug in the given values:
Work = 800 W x 12 s
Work = 9600 J
Therefore, it requires 9600 joules of work to get the wheelbarrow across the yard in 12 seconds. Rounded to the nearest whole number, the answer is 9600 J.
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how does wavelength affect the usefulness of an x-ray beam?
Shorter wavelength X-rays are more penetrating, useful for imaging dense materials. Longer wavelengths are less penetrating, useful for less dense materials.
The value of a X-beam bar is impacted by its frequency on the grounds that various materials assimilate and communicate X-beams diversely at various frequencies. X-beams with more limited frequencies have higher energy and are really entering, permitting them to go through denser materials like bone and metal. This makes more limited frequency X-beams more helpful for clinical imaging and modern review applications. X-beams with longer frequencies have lower energy and are less infiltrating, making them more appropriate for materials that are less thick, like delicate tissues or textures. Nonetheless, longer frequency X-beams are less helpful for distinguishing little subtleties or defects in denser materials. Subsequently, the decision of X-beam frequency relies upon the application and the particular materials being analyzed.
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how many grams is a kilo
A kilo is a commonly used unit of measurement for mass, which is equivalent to 1,000 grams. The term "kilo" comes from the Greek word "khilioi," meaning "thousand."
In the metric system, the gram is the base unit of mass, with all other units of mass derived from it. The prefix "kilo" is used to indicate that the quantity being measured is 1,000 times larger than the base unit.
Therefore, one kilogram (kg) is equal to 1,000 grams (g). This relationship between kilograms and grams is often used in a wide range of applications, from measuring the weight of everyday objects to determining the mass of larger objects such as vehicles, animals, or building materials.
Understanding the relationship between kilograms and grams is essential for performing accurate measurements and calculations involving mass, particularly in scientific and industrial settings where precise measurements are critical.
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a mass on a spring with constant vibrates with position given by the equation . during the period of , just when is the system's potential energy of the system changing most rapidly into kinetic energy?
When 2 times by omega t equals 2 multiplication by n increased by pi, adds pi, reduced by 2, and n is an integer, the rate of change reaches its maximum negative value.
How does kinetic energy change from potential energy?When prospective energy is released, among many other mediators such as elastic forces or gravity, kinetic energy is produced. Motion is created by kinetic energy. That energy released of an object increases as force is applied to it and it accelerates.
Which phase change results in an increase in kinetic energy?The energy required to heat a solid causes its molecules' kinetic energy to rise, raising the solid's temperature in the process. So because cohesive forces among particles should be partially overcome in order for the molecules to move, energy is needed to melt a solid.
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with the horizontal), suddenly, a cow steps out on the road. you hit on the brakes, and with each locked wheel leaving 24 meters of skid marks, you come to a stop 88 cm before hitting the oblivious cow. the farmer yells at you and claims you have been speeding. only a quick calculation, based on the length of the skid marks, would convince him that you have been driving responsibly. you argue correctly that if you had been driving double the speed, the skid marks would be ....
As the actual skid marks were only 48 meters, we conclude that the vehicle was not speeding and was being driven responsibly. if vehicle had been driving at double speed, skid marks would have been four times longer, or 192 meters, before coming to a stop.
What is speeding?The offense of driving faster than the legal speed limit is called speeding.
d = (v²)/(2μg)
μ is coefficient of friction between the tires and road surface, and g is acceleration due to gravity (9.8 m/s²).
If each locked wheel leaves 24 meters of skid marks, then total distance covered by the vehicle during braking is 48 meters.
48 m = (v²)/(2μg)
v = √(96μg)
Let's assume that the vehicle was driving at double the speed, or 2v, before braking. Then distance required to stop the vehicle in this case would be: d = ((2v)²))/(2μg) = (4v²))/(2μg) = (2v²))/μg
d(2v)/d(v) = ((2v²))/μg)/(v²))/(2μg) = 4
This means that if the vehicle had been driving at double the speed, the skid marks would have been four times longer, or 192 meters, before coming to a stop.
Since the actual skid marks were only 48 meters, we can conclude that the vehicle was not speeding and was being driven responsibly.
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what is the net force definition?
Answer:
Explanation: The Net force is the some of all forces that act upon an object
What is the horizontal acceleration of a projectile?
Answer:
Explanation:
The velocity of a projectile is constant in the horizontal direction. Hence, the acceleration is also zero along the horizontal direction. So, horizontal acceleration is always zero
In one sentence describe how modeling is used in science
Answer:
Modeling is used in science to simplify complex systems and phenomena, allowing scientists to make predictions and test hypotheses.
Explanation:
The main reason a person weighs less at the equator than at the poles involves theA) spin of the Earth.B) influence of the Sun, Moon, and all the planets.C) law of action and reaction
The main reason a person weighs less at the equator than at the poles is due to the Earth's rotation, which causes a centrifugal force at the equator due to law of planet motion.
This centrifugal force is caused by the Earth's rotation around its axis, which is faster at the equator than at the poles. As a result, objects at the equator are moving faster and experience a weaker gravitational pull towards the Earth's center compared to objects at the poles due to law of planet motion.
The difference in gravitational force between the equator and the poles is relatively small, around 0.5%, but it is still measurable. The gravitational force at the poles is stronger because the Earth's rotation is slower there, so there is less centrifugal force pushing objects away from the Earth's center.
The influence of the Sun, Moon, and planets on a person's weight is much smaller than the effect of the Earth's rotation. These celestial bodies do have an effect on the Earth's gravitational field, but their impact is relatively minor compared to the Earth's rotation.
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High-frequency signals are often transmitted along a coaxial cable, such as the one shown in the figure (Figure 1) . For example, the cable TV hookup coming into your home is a coaxial cable. The signal is carried on a wire of radius R1 while the outer conductor of radius R2 is grounded (i.e., at V=0V). An insulating material fills the space between them, and an insulating plastic coating goes around the outside.1) Find an expression for the capacitance per meter of a coaxial cable. Assume that the insulating material between the cylinders is air.Express your answer in terms of the given quantities and constants ? and ?0.2) Evaluate the capacitance per meter of a cable havingR1=0.20mm and R2=4.3mm.Express your answer using two significant figures.
The capacitance per meter of a cable having R₁=0.20 mm and R₂=4.3 mm is 2.2 pF/m (using two significant figures).
What is Capacitance?
Capacitance is a property of an electrical circuit that describes its ability to store electrical charge. It is defined as the ratio of the amount of electric charge stored in a capacitor to the voltage applied across it. The unit of capacitance is the farad (F), which is defined as the amount of capacitance that stores one coulomb of charge when one volt is applied across it.
The capacitance per meter of a coaxial cable can be found using the formula:
C = (2πε₀/ln(R₂/R₁)) * (1/d)
where ε₀ is the permittivity of free space [tex]\mathrm{ (8.85 \times 10^{-12} F/m)}[/tex] , ln is the natural logarithm, R₁ is the radius of the inner wire, R₂ is the radius of the outer conductor, and d is the distance between the two conductors.
Since air is the insulating material between the cylinders, we can assume that its relative permittivity is equal to 1. Therefore, the capacitance per meter of a coaxial cable becomes:
C = (2πε₀/ln(R₂/R₁))
Substituting the given values of R₁ and R₂, we get:
C = (2πε₀/ln(4.3 mm/0.20 mm)) = 2.2 pF/m
Therefore, the capacitance per meter of a cable having R₁=0.20 mm and R₂=4.3 mm is 2.2 pF/m (using two significant figures).
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During a hot shower, water vapor fogs up the cooler mirror when it turns to water. this is an example of _____.
Answer:
condensation
Explanation:
During a hot shower, the water vapor condenses on the cooler mirror, causing it to fog up. This is an example of condensation, which is the process by which a gas or vapor turns into a liquid when it comes into contact with a cooler surface. The water vapor in the air is at a high temperature, but when it comes into contact with the cooler surface of the mirror, it loses heat energy and transitions back into its liquid state. This phenomenon can also be observed when dew forms on the grass in the early morning or when water droplets form on the outside of a cold drink on a hot day.
an object has two forces acting on it. one force with a magnitude of 10 n acts in a northerly direction. the other force with a magnitude of 10 n acts in an easterly direction. what is the magnitude of the net force acting on this object?
Answer:
0 N
Explanation:
Draw a force diagram to show in which directions the forces are acting.
Fnet= Fnorth + F east
0= Fnorth+ F east
F north=F east
10N = 10N
the forces cancel out.
what is t value table
The t value table is a statistical reference table that is used to find critical values for the t-distribution.
The t distribution is a probability distribution that is used in statistical hypothesis testing, particularly when the sample size is small or the population standard deviation is unknown.
The t value table contains a list of t-values for different degrees of freedom and levels of significance. Degrees of freedom represent the number of independent observations in a sample, and the level of significance represents the probability of rejecting a null hypothesis when it is actually true.
The t-value table is used to find the critical value of t for a given level of significance and degrees of freedom. This value is then compared to the calculated value of t from the sample data to determine whether to accept or reject the null hypothesis.
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Two disks, A and B, are initially at rest at the left end of a track, as shown above. Disk B is more massive than disk A. The track has a horizontal section and then curves upward at the right end. The disks are each pushed to the right over a distance x0
by identical constant horizontal forces of magnitude F
. There is negligible friction between the track and the disks.
The figure presents two graphs, both in the first quadrant. For both graphs, the horizontal axis is labeled Position, the vertical axis is labeled Velocity, and the origin is labeled O. The graph on the left is labeled Graph 1. The graph is a curve that begins at the origin and extends upward and to the right, with a slope that is steeper near the origin and less steep at the upper right end of the curve. The second graph is labeled Graph 2. The graph is a straight line that begins at the origin and extends upward and to the right.
(a) Which of the graphs shown above correctly models the velocity of disk A as a function of position as it is being pushed by the force? Justify your answer.
(b) After sliding across the horizontal portion of the track, both disks slide partway up the curved section of the track. Identify which disk, if either, reaches a greater maximum height. If both disks reach the same maximum height, state this explicitly.
(c) In a clear, coherent paragraph-length response, justify your answer to part (b).
(d) Consider the case where friction is not negligible and the coefficient of kinetic friction between each disk and the track is the same. The disks are again pushed by the same force over the same distance, and each disk slides partway up the ramp. Identify which disk, if either, would reach a greater maximum height than the other in this case. If both disks reach the same maximum height in this case, state this explicitly. Briefly justify your answer.
The velocity vs displacement curve will be a parabolic graph and the height attained by object B will be lesser than object A.
What is Velocity?Velocity is the change in displacement of an object with the change in time. It is a vector quantity because it has both magnitude and direction. The SI unit of velocity is meter per second (m/s).
u = 0
x₀ = Distance travessed by both the discs
F= constant
f = 0
a) (F-f) = ma
a = F/ m
v² = u² + 20x
v² = 0 + (2F/m)x
v = [tex]\sqrt{(2f/m)x}[/tex]
v v/s x curve will be similar to parabolic graph of v² = (2f/ m)x
b) Energy would be conserved for both.
Since, velocity gained by both is same as Vi = [tex]\sqrt{(F/m)Xo}[/tex]
-mgh = 1/2mvf² - 1 mvi² = - 1 mvi²
mgh = 1/2mvi² = FXo/2m (Since, vf = 0)
So, h = (FXo/ 2mg)
Since, mb > ma
Hb < Ha
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a certain screw jack has a pitch of 0.1cm and the diameter of the wheel to which the turning effect det up is 50cm. if the efficiency of the jack screw is 40%. what must be the force applied to lift a load of 25,000N?
A force of approximately 39.77 N must be applied to lift a load of 25,000 N, given the specified pitch of the screw jack and the efficiency of 40%.
The pitch of a screw jack is the distance traveled by the load for each revolution of the screw. In this case, the pitch is given as 0.1 cm, which means that for each complete turn of the screw, the load is lifted by 0.1 cm. The diameter of the wheel to which the turning effect is set up is given as 50 cm, which means that the circumference of the wheel is 50 cm x pi = 157.08 cm.
The efficiency of the jack screw is given as 40%, which means that the actual force required to lift the load is 1/0.4 = 2.5 times the ideal force. Therefore, the ideal force required to lift the load of 25,000 N is:
Ideal force = Load / Mechanical Advantage
The mechanical advantage of a screw jack is given by the formula:
Mechanical Advantage = circumference of wheel / pitch of screw
Substituting :
Mechanical Advantage = 157.08 cm / 0.1 cm = 1570.8
Ideal force = 25,000 N / 1570.8
Ideal force = 15.91 N (to two decimal places)
The actual force required to lift the load is 2.5 times the ideal force:
Actual force = 2.5 x 15.91 N
Actual force = 39.77 N (to two decimal places)
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A siren is located due west of your position. the sound is transmitted to your ear by:
a air vibrating in a north-south direction only.
b air vibrating in a west-east direction only.
c gaie vibrating in a vertical direction only.
d air moving continuously westward only.
A siren is located due west of your position. the sound is transmitted to your ear by air vibrating in a west-east direction. Thus, the correct option is B.
What are Sound waves?A sound wave is the pattern of disturbance which is caused by the movement of energy which is traveling through a medium such as air, water or any other liquid or solid matter as it propagates away from the main source of the sound. Sound waves are created by the vibrations of object and produce pressure waves, for example, a ringing cellphone and a bell.
A siren which is located due west of the position, the sound will be transmitted to the ear by air which is vibrating away form the siren that is in a west-east direction.
Therefore, the correct option is B.
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FILL IN THE BLANK. a test that is ___________ actually measures what it is supposed to measure (for example, a test designed to measure intelligence actually measures intelligence and not socioeconomic status).
A valid test captures the data that it is intended to capture (for example, a test designed to measure intelligence actually measures intelligence and not socioeconomic status).
What does intelligence actually mean?Intelligence, which has developed in lifeforms to adapt to various surroundings for their survival and reproduction, may be described as the capacity to solve complicated issues or make judgments that benefit the actor.
Why is it so hard to categorize intelligence?It's challenging to define an abstract term like intelligence. We can all agree that it is a measure of some mental capacity, yet the term "mental capacity" can refer to a wide variety of things.
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thermal energy is transferred between objects only when they have different ______.
Thermal energy is transferred between objects only when they have different temperatures.
The movement of atoms and molecules within a substance is a form of energy known as thermal energy.
When two objects are in contact, or even in proximity, the atoms and molecules in the hotter object collide with those in the colder object.
Because of these effects, a portion of the kinetic energy from the more sizzling object is moved to the colder object, raising the temperature of the previous and bringing down the temperature of the last option.
A material's thermal conductivity — an estimation of how well it moves heat — decides how rapidly heat is moved between various sorts of materials.
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ratio of vapor pressure relative to vapor capacity (True or False)
Answer:
True. The ratio of vapor pressure relative to vapor capacity is an important measure in determining the equilibrium moisture content of a material.
Paint evidence can be difficult to analyze because most paint manufacturers use a unique process for developing their products.
O A. True
OB. False
Answer:
This statement is B. False
how to find velocity with force and mass ?
Answer:
Explanation:
F=ma
a=change in velocity/time
f=m*change in velocity/time
velocity= Force*time/mass
what is the frequency of a 7.43 x 10-5 m wave
The frequency of a [tex]7.43 * 10^(-5)[/tex] m wave is approximately [tex]4.04 * 10^(12)[/tex] Hz.
The frequency of a wave is the number of complete wave cycles that pass a given point in one second, and it is measured in hertz (Hz). To calculate the frequency of a wave, we can use the formula:
frequency = wave speed / wavelength
where the wave speed is wave speed, and the wavelength is distance between two points of the wave.
In this case, we are given the wavelength of the wave, which is [tex]7.43 * 10^(-5)[/tex]meters. However, we are not given the wave speed, so we cannot calculate the frequency directly. If we assume that the wave is an electromagnetic wave, then we can use the speed of light as the wave speed, which is approximately [tex]3 * 10^8[/tex] meters per second.
Put values:
frequency = [tex](3 * 10^8 m/s) / (7.43 * 10^-5 m)[/tex]
frequency = [tex]4.04 * 10^(12)[/tex] Hz
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are there differences in the physical apprearance in each stage of an individual what are these
It's important to remember that not all individuals will experience the same physical changes at the same rate, and some may experience different changes due to genetics, lifestyle, and other factors.
Yes, there are differences in the physical appearance of an individual in each stage of their development. Here are some of the physical differences that typically occur at different stages:
Infancy: Infants are typically small in size and have a rounded head with soft spots (fontanels) that allow for skull growth. They have little to no hair and their skin is soft and delicate. They also have a weak neck that needs support.Childhood: Children grow rapidly during childhood, and their physical appearance changes considerably. They develop more muscle mass, their bones grow longer, and their facial features become more defined. Children also develop more hair and their skin becomes less delicate.Adolescence: Adolescence is marked by significant physical changes, including the development of secondary sexual characteristics such as breasts and pubic hair in girls, and facial hair and deepening of the voice in boys. Adolescents also grow taller and their bodies become more muscular.Adulthood: In adulthood, physical changes continue to occur but at a slower rate. Skin starts to lose elasticity, wrinkles and age spots may appear. Hair may start to thin or turn gray. The body also begins to lose muscle mass and bone density.Old age: As individuals age, they may experience a variety of physical changes such as reduced mobility, decreased flexibility, and a loss of hearing and vision. Skin continues to lose elasticity, and wrinkles and age spots become more pronounced. Hair may become thin or fall out entirely, and bones may become more brittle, leading to an increased risk of fractures.It's important to remember that not all individuals will experience the same physical changes at the same rate, and some may experience different changes due to genetics, lifestyle, and other factors.
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did the kinetic or static frictional coefficient (for the wood/aluminum and felt/aluminum cases) vary with normal force? give your conclusions and support them based on your experimental results from part a and b. write out your answer in a clear and well supported paragraph.
The quantity of normal force as well as the degree of roughness between the two sliding surfaces have an inverse relationship with the kinetic friction. The relationship between static friction and normal force.
Would the friction coefficient dependent on or are they independent of the normal force?The formula for friction is f=N, where f denotes the frictional force and N the normal reaction. The frictional coefficient is a unit used to quantify the degree of contact between two surfaces. The weight has no bearing on the usual response, which is also unaffected by the area of contact.
Is normal force proportional to static friction?The amount of static friction is inversely proportional to the amount of normal force and the degree of roughness here between sliding surfaces. The friction coefficient is calculated by dividing the frictional force's magnitude by the force's normal force.
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what is room temp in c
Room temperature is typically defined as the range of temperatures at which most people feel comfortable and which is commonly found in indoor settings.
Room temperature can vary depending on the specific context, but it is generally considered to be between 20 and 25 degrees Celsius (68 and 77 degrees Fahrenheit).To convert from Celsius to Fahrenheit, you can use the following formula: °F = (°C x 1.8) + 32
Therefore, the range of room temperature in Celsius is approximately 20 to 25 degrees Celsius, and this converts to approximately 68 to 77 degrees Fahrenheit.
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miguel is investigating a fire that took place a few days ago. miguel wants to collect evidence from any accelerants. how long does it usually take for petroleum-based accelerants to evaporate? a) several days. b) several weeks. c) several hours
Option A) is correct. It can take several hours to several days for petroleum-based accelerant to fully evaporate from a surface.
The rate at which a petroleum-based accelerant evaporates can depend on a variety of factors such as the temperature, humidity, wind, and the type of accelerant used. Generally, it can take several hours to several days for petroleum-based accelerants to fully evaporate from a surface.
In a fire investigation, it is important to collect samples of any accelerants as soon as possible to avoid the risk of the accelerants evaporating and leaving no trace. If the accelerant is not collected within the appropriate time frame, it could potentially compromise the investigation.
Miguel should be aware of the environmental conditions and any factors that may influence the evaporation rate of the accelerant. He should take care to collect evidence in a timely manner and follow proper protocols to preserve any potential evidence. It is also recommended that Miguel consult with experts in the field to determine the best course of action in collecting and analyzing evidence related to the fire.
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Answer: A
Explanation:
two large, parallel, conducting plates are 17 cm apart and have charges of equal magnitude and opposite sign on their facing surfaces. an electrostatic force of 3.4 * 10^-15 n acts on an electron placed anywhere between the two plates. (neglect fringing.) (a) find the electric field at the position of the electron.
The electric field at the position of the electron is 2.12 × [tex]10^{4}[/tex] N/C.
What is an electric field?An electrically charged particle or set of particles is surrounded by an electric field, which is a force field. It is described as the amount of force per unit of charge that a charged particle would encounter in a field. Positive or negative electric fields are possible, and the size and dispersion of the charges that generate them determine how strong they are. Electric field lines, which describe the direction and strength of the force at each point in the field, can be used to illustrate them. Electric fields are crucial for many scientific applications, including particle accelerators and medical imaging, as well as for many daily technologies, like electrical power distribution, electronics, and telecommunications.
The electrostatic force on an electron is given by:
F = qE
where q is the charge of the electron and E is the electric field.
We know that the force acting on the electron is 3.4 × 10^-15 N, and the charge of an electron is 1.602 × 10^-19 C.
Therefore, the electric field can be found by rearranging the formula:
E = F/q
E = (3.4 × 10^-15 N)/(1.602 × 10^-19 C)
E = 2.12 × 10^4 N/C
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Find the magnitude of the sum of a 15 km displacement and 25 km displacement when the angle between them is 90 degree
The magnitude of the sum of the 15 km displacement and the 25 km displacement when the angle between them is 90 degree is 29.0 km.
What is magnitude?Magnitude is a measure of the size or intensity of a physical quantity. It can be used to describe the size of earthquakes, stars, and other objects in the physical world. Magnitude is often expressed using logarithmic scales, which allow for more precise measurements of large and small quantities. For example, the Richter scale is used to measure the magnitude of earthquakes, and the magnitude of stars is measured using the stellar magnitude system.
The magnitude of the sum of two displacements can be calculated using the Pythagorean theorem. Here, the two displacements form the legs of a right triangle, with the hypotenuse being the resultant displacement.
The magnitude of the resultant displacement is given by:
Resultant Displacement = √(15 km)² + (25 km)²
Resultant Displacement = √(225 km² + 625 km²)
Resultant Displacement = √850 km²
Resultant Displacement = 29.0 km
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what is units for joules?
The work performed by a force of one newton acting through one meter is equivalent to one joule, a unit of work or energy in the International System of Units (SI). James Prescott Joule, an English physicist, inspired the name.
The fundamental SI unit of energy is called a joule, or J. One joule is equal to one kgm²/s², or the kinetic energy of a kilograms mass travelling at one meter per second. As an alternative, it is the amount of work that is performed on an object when a force of one newton operates over a distance of one meter in the direction of the object's motion (1 joule equals 1 newton meter or Nm). The system bears James Prescott Joule's name. Because it is a person's name, the symbol's first letter is capitalised (J instead of j). The term is, however, written in lowercase when it is written out.
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a scuba diver has been deep underwater and suddenly rises to the surface too fast. why does the divers get decompression sickness?
The divers get decompression sickness as the pressure decreases too fast and nitrogen gas in the blood forms bubbles.
Decompression sickness which is also referred to as diver's disease, is a medical condition which is caused by dissolved gases emerging from solution as bubbles, inside the body issues, during decompression.
When a diver ascends too quickly, it can lead to forming bubbles in the blood, which in turn can damage tissues and eventually lead to nerve damage. If bubbles develop in the brain during certain instances of extreme impact, it can also result in paralysis or even death of the diver.
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