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Gravity

One of the four fundamental interactions, gravity is responsible for the fact that any objects with mass attract one another. According to general relativity, it is a space time curvature, but according to quantum mechanics it is the result of exchanges of virtual gravitons.

4,784 Questions

What is the formula to find resistance force?

The formula to find resistance force is given by R = F/A, where R is the resistance force, F is the force applied, and A is the area over which the force is applied. This formula is often used in physics and engineering to determine the resistance force in various scenarios.

How has the theory of gravity helped your world?

Gravity has benefited us on the outermost parts of the world and why we fall instead of floating why we jump and come down instead of soaring like birds i may be just random person who may seem like a nerd but gravity i think is like a part of us and if it is taken away or so say Erin Leland that it doesn't exist than everything wouldn't be the same you couldn't walk without floating away of pick something up without it floating away too gravity is apart of us don't let some idiotic scientist tell you its not

How would you sleep without gravity?

Without the force of gravity to hold us down, we would likely float around in our sleeping area. To sleep in microgravity environments, astronauts use sleeping bags that can be attached to walls or floors to keep them from drifting away. Additionally, they might use straps or Velcro to secure themselves in place.

What force helps pull soil down a hill in a mudslide?

Gravity is the force that pulls soil down a hill during a mudslide. The force of gravity acting on the mass of the soil overcomes the friction between the soil particles and the slope, causing the soil to move downhill as a mudslide.

What happens when gravity changes?

When gravity changes, objects will experience a different force pulling them towards the source of gravity. This can affect the weight of objects, their motion, and how they interact with other objects. Changes in gravity can also impact the orbits of planets, satellites, and other celestial bodies.

The Moon has the gravity of the Earth?

The gravitational force of attraction between the moon and an object

on or near its surface is 0.165 of the force between the Earth and the

same object on or near Earth's surface.

What precautions you take while conducting specific gravity test?

  1. Ensure the sample is dry and free of air bubbles to obtain accurate results.
  2. Use a balance with high precision to measure the weight of the sample.
  3. Calibrate the hydrometer or pycnometer before taking measurements.
  4. Take multiple readings and calculate the average for better accuracy.

Why does Air stay within the Atmosphere - solid and liquid are pulled by gravity BUT i don't agree Air is pulled by gravity?

First of all, the atmosphere is the air. Secondly, air is matter, all matter is affected by gravity. Imagine this: the sea is liquid, it lies on the earth, pulled by gravity. the atmosphere is also like this except it is a "sea" of air, it lies on the earth, pulled by gravity.

What is terminal velocity from a 16 foot fall?

The terminal velocity from a 16 foot fall would depend on various factors such as air resistance and the mass of the falling object. In a vacuum, the object would accelerate at 9.8 m/s^2 until it hits the ground. However, in reality, terminal velocity is typically reached before the fall distance, usually around 120 mph for a human-sized object.

Why do balls bounce high on tiles?

Well it is hard to explain but i will give it a try. It actually depends on what type of ball your talking about. Baseball, Basketball, Waffle balls, etc you looking at a bouncy ball its actually because of the rubber used when you bounce the ball hard do you here that slamming sound? That is the sound of the tiles and the ball meeting and since the tiles are a hard smooth surface rubber works well on it so that's how i think of it.

Does steady force cause a steady acceleration?

A steady increase in force will result in a steady acceleration, however if the

steady force stays the same then the speed will obviously remain the same.

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HONK ! Beulah the Buzzer is agitated and rankled by that answer, mainly because

each of its statements is individually and so thoroughly wrong.

The formula that relates force and acceleration could hardly be any simpler . . .

F = M ATo answer this question, let's first divide both sides by M . . . A = F/M .and there you have it. Acceleration is equal to (Force) divided by (Mass).

As long as the force and the mass don't change, acceleration is a constant.

In the words of the question, "steady force" causes a "steady acceleration".

How is gravity related to free fall?

Gravity and free fall are similar because they are both a force that pulls objects downward.

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Gravity is the force that pulls you down. Free fall is when you have no opposing force keeping you up.

Would gravity crush you on the sun?

Yes, the intense gravity on the Sun would crush a human due to the immense pressure exerted by the mass of the Sun. The Sun's gravity is about 28 times stronger than Earth's gravity, making it impossible for a human to survive on the Sun's surface.

Will gravity slow down a bike?

Gravity itself does not slow down a bike. However, when riding uphill, gravity acts in the opposite direction, making it harder to pedal and potentially slowing the bike down. Additionally, gravity can contribute to the bike picking up speed when going downhill.

What is an important effect of gravity?

It maintains the distances between planets.

How long does gravity destroyer spin?

Gravity Destroyer, a Beyblade, typically spins for 1-2 minutes after launching before it loses momentum. The spinning time can vary depending on the strength of the initial launch and the surface it is spinning on.

What is the gravity inside a moving object?

Gravity is a pair of forces between masses. The strength of the forces depends

on the masses of the masses and the distance between them. It doesn't depend

on their motion, except that it may be getting larger or smaller over time if they're

moving closer together or farther apart.

How does a ball defies gravity?

A ball defies gravity by having a force pushing it upwards, such as when it is thrown or kicked. Once that force diminishes, gravity pulls the ball back towards the ground. The ball's motion is constantly in opposition to gravity until it eventually comes to rest.

Does gravity hold water?

Yes, gravity plays a significant role in holding water on Earth. Gravity pulls all objects towards the center of the planet, including water, which causes it to collect in oceans, lakes, and rivers rather than floating off into space.

What can be used to find the force needed to stop a moving object?

It sounds as if you're looking for an equation that will tell you that number. The

reason you haven't found it yet is that there's no such equation.

The effect that force has on a moving object is to 'accelerate' it ... change the

direction it's moving, slow it down, speed it up, etc. ... only depending on the

direction of the force compared to the direction of the motion.

If you want to stop a moving object, you apply a force to it opposite to the direction

it's moving. It makes no difference how large or small the force is. As soon as it starts

acting on the object, the object begins to slow down, and you only have to wait for it

to stop. Of course, the larger the force is, the sooner the object stops. But in principle,

you can stop an asteroid with the force of a feather, if you're willing to wait long enough.

There's no such thing as the amount of force 'needed' to stop the object.

What are the things that can or cannot exert force?

Things that can exert force include objects with mass, living organisms, and physical phenomena like gravity and electromagnetism. Things that cannot exert force include abstract concepts, such as ideas or emotions, and non-physical entities like light or sound.

When a ball is falling what is the energy change?

As a ball fall downwards, it's velocity continuously increases, therefore the kinetic energy increases.

As the height from the ground level decreases, the potential energy decreases. Further, the total mechanical energy remains constant throughout the motion.

Does Gravity have any effect on a spinning top?

Gravity does have an effect on a spinning top as it acts to pull the top downward. However, the spinning motion of the top creates stability through gyroscopic forces, which can counteract the effects of gravity to some extent, allowing the top to remain upright and spin for longer periods.

Why is there gravity on earth but there is no gravity in the water?

The reason why is because of air. Air is just made up of atoms and gravity works on holding down mass and air has no mass. Where water is a liquid and has mass so gravity holds it down. So when you jump in the water you have less mass then the water does so gravity does not work on you when in the water.