Front

What is a property that both a pool ball and an ice cube share?

Back

Smooth

Front

What does deforestation mean?

Back

Cutting down trees

Front

Is melting chocolate chips an irreversible change?

Back

No, it is a reversible change. You can freeze melted chocolate to make it solid again.

Front

What season is it if the sun is still out at 7:30 PM?

Back

Summer

Front

What type of change is a tornado?

Back

A change caused by nature.

Front

What is a solid?

Back

A state of matter that has a definite shape and volume.

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container.

Front

What is a gas?

Back

A state of matter that has no definite shape or volume.

Front

What is the water cycle?

Back

The process of water moving from the ground to the sky and back again.

Front

What is an ecosystem?

Back

A community of living things and their environment.