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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

Is not a reason why gravity is not important to our lives?

Gravity is important in our lives as it keeps our feet on the ground, ensures objects stay in place, and helps us maintain balance. Without gravity, we would float aimlessly and struggle to perform everyday tasks such as walking, driving, and even standing upright.

Why does everyone trust in gravity?

Gravity is a fundamental force of nature that can be observed everywhere. Its effects are predictable and consistent, which is why people trust in it. Additionally, scientific evidence from various fields like physics and astronomy support the existence and influence of gravity.

When things are dropped or thrown they fall to Earth because of gravity. What kind of force does gravity have on things?

Gravity is a force that pulls objects towards the center of the Earth. It acts as an attractive force between the Earth and any object with mass. The strength of gravity depends on the mass of the objects and the distance between them.

What is the Speed of gravity in ms?

The speed of gravity is considered to be the same as the speed of light, which is approximately 299,792 kilometers per second or 186,282 miles per second. This means that the gravitational force between objects is transmitted at the speed of light.

How does newtons law of universal gravitational apply to earth and the moon?

If it were not for the Earth's pull of gravity the moon would fly away from the Earth. The moon's pull of gravity on the Earth causes the tides.

Could you weigh yourself on a scale without gravity?

No, a scale measures weight, which is the force of gravity pulling you toward the center of the Earth. Without gravity, there would be no weight to measure.

What happens to the force of earths gravity as distance from earth increases?

As we are told by Newton's Law of Universal Gravitation, the force of gravity is inversely proportional to the square of the distance between the centers of the two objects in question. As a result, the attraction of gravity becomes less, as the distance from Earth increases. Note that since the Earth is quite large, about 4,000 miles in diameter, you are not going to notice a change in gravity if you travel away from the Earth by a small distance, such as you can do by climbing a mountain. You will still be approximately the same distance from the center of the Earth.

How does the force of gravity affect the rate of accelration?

The force of gravity causes objects to accelerate towards the Earth at a constant rate of 9.81 m/s^2. This acceleration is independent of the object's mass and is constant for all objects in a vacuum near the Earth's surface.

What is dense cold air that flows from higher to lower elevations due to gravity?

This is known as a cold air drainage. As the cold, dense air moves downslope, it displaces warmer air at lower elevations, creating temperature variations in different parts of the landscape. This phenomenon is common during nighttime in mountainous regions.

What is gravity and why do some things weigh more or less than other things?

No one knows for certain what gravity is.

Newton explained how gravity acts but not what gravity is.

Einstein's General Theory of Relativity says that gravity is the warping of spacetime in response to the presence of mass and objects then following the warped paths resulting in spacetime. This model has explained many previously known observations (e.g. the anomalies in Mercury's orbit) that Newton's work could not and made predictions (e.g. bending of light paths by gravity, black holes) nobody could have otherwise imagined.

However even the explanation of General Relativity about gravity may not be complete or totally correct. If Quantum Mechanics and General Relativity can someday be successfully combined it may again be necessary to change our understanding of gravity.

What is the response to the pull of gravity as mass increases?

As mass increases, the response to the pull of gravity also increases. Gravity is directly proportional to mass, so an increase in mass will result in a stronger gravitational force pulling objects together.

In Judith Ortiz Cofer's Gravity how do Elenita's mother and father conflict?

the mother wants to return to puerto rico, nut the father is committed to staying in the united states.

What is the specific gravity of hematite?

The specific gravity of hematite typically ranges from 4.9 to 5.3.

Is Weight is the force of gravity on an object?

Weight is the force of gravity acting on an object's mass. It is the product of an object's mass and the acceleration due to gravity (W = m x g), where 'm' is the object's mass and 'g' is the acceleration due to gravity (approximately 9.8 m/s^2 on Earth).

What is the value of gravity in CGS unit?

The value of gravity in CGS units is approximately 980 cm/s^2.

Are lift trucks designed where the center of gravity remains the same when loaded or unloaded?

No, the center of gravity of a lift truck shifts when it is loaded versus when it is unloaded. When a lift truck is loaded, the center of gravity moves higher and towards the front of the vehicle, which can affect its stability and handling. Drivers must be mindful of these changes to operate the lift truck safely.

Where is the center of gravity located on a bridge?

The center of gravity on a bridge typically lies at the centroid of the structure, where the weight of the bridge is evenly distributed. This is usually close to the mid-span. It is important to calculate and understand the location of the center of gravity to ensure the stability and safety of the bridge.

Why is gravity so important to our lives?

Gravity is a fundamental force that keeps us anchored to the Earth, allowing us to walk, stand, and interact with our environment. It also keeps objects in orbit around the Earth and holds our solar system together. Gravity plays a crucial role in shaping the universe and governing the movement of celestial bodies.

How much gravity on 1 kg mass?

The force of gravity experienced by a 1 kg mass on Earth is approximately 9.81 Newtons. This force is determined by multiplying the mass (1 kg) by the acceleration due to gravity (9.81 m/s^2).

What is the Equation of universal law of gravity?

The equation is F = GmM/r2 whereF is the force of gravity,

G is the universal gravitational constant,

m and M are the two masses, and

r is the distance between the masses.

Where is center of gravity in men?

The center of gravity in men is typically located slightly lower in the body compared to women, around the pelvic region. This is due to differences in body composition, muscle mass, and fat distribution between men and women.

Where is the center of gravity in in men?

The center of gravity in men is typically located around the lower abdomen or pelvis area. It can vary slightly depending on the individual's body composition and posture. A lower center of gravity in men is influenced by factors such as muscle mass and distribution of body weight.

What two factors affect the gravitational force between two objects?

The two factors that affect the gravitational force between two objects are the masses of the objects and the distance between them. A greater mass of either object will increase the gravitational force, while increasing the distance between the objects will decrease the gravitational force.

Is gravity oxygen?

No, gravity is not oxygen. Gravity is the force that pulls objects toward each other, while oxygen is a chemical element that is essential for life and makes up a large portion of the Earth's atmosphere.

What do we call the pull of gravity in an object?

The pull of gravity on an object is called weight. It is the force exerted on an object due to gravity, and is measured in units of force, such as Newtons or pounds.