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Gravity is a force. It pulls objects toward the center of Earth. This girl will always come back down into her father’s arms. Gravity keeps her from floating away.

The strongest forces of gravity happen in black holes. A black hole is a huge amount of mass packed into a tiny space. Its force of gravity is very powerful. Black holes can pull stars into them. Nothing can escape a black hole when it gets close. This image is an artist’s drawing of what a black hole might look like.

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Making Connections


When have you seen gravity at work? Give three examples.


Have you read other books about gravity, matter, or mass? What did you learn?


Name three things in your home or school that have large masses. Can you think of three other things with small masses?

Teacher Resources

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