science review

Front

What dissolves in water?

Back

Salt dissolves in water.

Front

What is needed to create fossil fuels?

Back

Heat and pressure, time, and dead organisms are needed to create fossil fuels.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically combined. Example: chocolate chip cookies.

Front

What happens to ice when you take it out of the freezer?

Back

Ice turns to liquid when taken out of the freezer.

Front

Which substance has a sour taste?

Back

Lemon juice has a sour taste.

Front

What is a solid?

Back

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

Front

What is a liquid?

Back

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

Front

What is a gas?

Back

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

Front

What is a solution?

Back

A solution is a mixture where one substance is dissolved in another, like saltwater.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into gas.