Gravity Flashcard (some stars too)

Front

What is gravity?

Back

Gravity is a pulling force between two objects that have mass.

Front

Why do the Sun and Moon appear to be the same size from Earth?

Back

Because the Moon is closer to Earth.

Front

What happens without gravity?

Back

We would float away.

Front

True or False: Gravity helps the Earth to stay in orbit around the Sun.

Back

True.

Front

Which model has greater gravitational attraction if any?

Back

Model A.

Front

What is the effect of gravity on objects on Earth?

Back

Gravity pulls objects towards the center of the Earth.

Front

What is the relationship between mass and gravity?

Back

The greater the mass of an object, the stronger its gravitational pull.

Front

What is the gravitational force between two objects dependent on?

Back

It depends on their masses and the distance between them.

Front

What is the term for the force that keeps planets in orbit around the Sun?

Back

Gravitational force.

Front

How does gravity affect the Moon's orbit around the Earth?

Back

Gravity keeps the Moon in orbit around the Earth.