By avoiding jumping up at the escape velocity.
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No. Your mass will stay the same. Your weight, however, will change in direct proportion to each planet's gravity.
Gases in the Earth's atmosphere stay close to the surface due to the force of gravity acting on them. Gravity pulls the gases towards the center of the planet, keeping them from escaping into space. The mass of the Earth is sufficient to maintain an atmosphere that surrounds the planet.
favor has a long a and planet has a short a sound.
Planets and their moons stay in orbit due to the balance between the gravitational pull of the planet and the moon's motion. This balance is governed by Newton's law of universal gravitation. As long as the gravitational force between the planet and its moon is strong enough to keep the moon in orbit, they will continue to move in a stable path.
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