Gravity

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other. It keeps us on the ground and causes objects to fall.

Front

What would happen to Earth without the sun's gravity?

Back

Earth would drift into space.

Front

What is a meteorite?

Back

A meteorite is a piece of rock that has fallen to Earth from space without burning up in the atmosphere.

Front

What is the size of most meteorites?

Back

Most meteorites are about the size of a grain of sand.

Front

Why do we feel pulled to Earth's center?

Back

We are pulled to Earth's center because Earth has a strong gravitational pull.

Front

What is a shooting star?

Back

A shooting star is not a star; it is a meteor that burns up in the Earth's atmosphere.

Front

What is the difference between a meteor and a meteorite?

Back

A meteor is a rock that burns up in the atmosphere, while a meteorite is a rock that lands on Earth.

Front

How does the distance from the sun affect gravity?

Back

The farther an object is from the sun, the weaker the gravitational pull it experiences.

Front

What keeps the planets in orbit around the sun?

Back

The sun's gravity keeps the planets in orbit around it.

Front

What is the role of gravity in our daily lives?

Back

Gravity keeps us grounded, allows us to walk, and causes objects to fall when dropped.