5.PS2.3 Gravity Review

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, especially toward the center of the Earth.

Front

What direction does gravity pull objects on Earth?

Back

Gravity pulls objects straight down toward the center of the Earth.

Front

What happens to objects when gravity is less?

Back

Objects can move farther and may float more easily.

Front

What keeps us on the ground instead of floating into space?

Back

Gravity keeps us and other objects on Earth from floating into space.

Front

What is the effect of gravity on a baseball thrown on Earth compared to another planet with less gravity?

Back

The baseball would go farther on the planet with less gravity.

Front

What does gravity do to two objects that are close together?

Back

Gravity pulls them together.

Front

If you are standing on Earth, where is the center of the Earth?

Back

The center of the Earth is straight down from where you are standing.

Front

What is the relationship between mass and gravity?

Back

The more mass an object has, the stronger its gravitational pull.

Front

How does gravity affect the motion of planets?

Back

Gravity keeps planets in orbit around the Sun.

Front

What is the role of gravity in keeping the atmosphere around Earth?

Back

Gravity pulls the atmosphere toward Earth, preventing it from escaping into space.