Gravity Review

Front

What is Earth’s mass? Options: 4.5 × 10^24 kg, 6.674 × 10^24 kg, 5.972 × 10^24 kg, 7.348 × 10^22 kg

Back

5.972 × 10^24 kg

Front

Orbit

Back

To move around a celestial body in a curved path due to gravity.

Front

What is the difference between a meteor and an asteroid?

Back

A meteor is a burning fragment of a meteoroid in the atmosphere, while an asteroid is a larger rocky body orbiting the Sun.

Front

How much gravity do objects with more mass have?

Back

Objects with more mass have stronger gravity.

Front

What is a vacuum?

Back

A vacuum is a space with no matter or air.

Front

What is the formula for force?

Back

F = m * a

Front

Gravitational pull

Back

Gravitational pull is the force of attraction between two masses.

Front

Acceleration

Back

Acceleration is the rate of change of velocity.