Table of Contents
- 1 How would the earth move if there was no gravitational pull?
- 2 What would happen to Earth if gravity between it and the sun were to suddenly stop?
- 3 Could we ever lose gravity?
- 4 What is the magnitude of the gravitational field of the earth?
- 5 What would happen if the Earth was twice as massive?
- 6 Do you exert the same gravitational force on Earth as yourself?
How would the earth move if there was no gravitational pull?
If Earth suddenly lost all of its gravity, we wouldn’t just start floating. The lack of any forceful gravitational pull would turn humans – and anything else with mass, like cars and buildings – into very fast-moving tumbleweeds.
What would happen to Earth if gravity between it and the sun were to suddenly stop?
Destruction of planets would take place, because of the sudden loss of the sun’s gravitational pull. Planets, including Earth, would begin moving away from their usual paths and could collide with other gigantic bodies, leading to their destruction.
What would happen to the moon if the earth was less massive?
A less massive moon would also orbit closer to Earth than the real one. The gravitational pull of the water on the trailing moon imparts energy to it. This makes it spiral a little farther outward with every orbit around Earth. (Each lunar revolution takes about 29.5 days).
What is the magnitude of the gravitational force acting on the earth due to the sun?
To The earth exerts 3.53×10^-N of force on the sun, exactly the same amount of force the sun exerts on the earth found in Part A. o The earth exerts more than 3.53×10-N of force on the sun because the sun, which is experiencing the force, is so much more massive than the earth.
Could we ever lose gravity?
Over the next few billion years, Earth’s gravity will change by tiny amounts because of several events. As the sun expands, the oceans will boil off into space, reducing the planet’s mass and therefore cutting the force of its gravity. But Earth’s core will also cool, so the planet will experience thermal contraction.
What is the magnitude of the gravitational field of the earth?
around 9.8 N kg-1
The magnitude of the gravitational field at the surface of the earth is around 9.8 N kg-1.
How does gravity change with distance from the Earth?
Gravity also gets weaker with distance. So, the closer objects are to each other, the stronger their gravitational pull is. Earth’s gravity comes from all its mass. All its mass makes a combined gravitational pull on all the mass in your body. That’s what gives you weight.
What would happen if you were on a planet with less mass?
And if you were on a planet with less mass than Earth, you would weigh less than you do here. You exert the same gravitational force on Earth that it does on you. But because Earth is so much more massive than you, your force doesn’t really have an effect on our planet.
What would happen if the Earth was twice as massive?
I would imagine that if Earth were twice as massive but you were still the same distance from its centre of mass, g would simply double, to 19.6 metres per second squared, but I feel like I might be missing something so take that with a grain of salt.
Do you exert the same gravitational force on Earth as yourself?
You exert the same gravitational force on Earth that it does on you. But because Earth is so much more massive than you, your force doesn’t really have an effect on our planet. Gravity is what holds the planets in orbit around the sun and what keeps the moon in orbit around Earth.