BATTLE OF THE BRAINS

At higher temperatures, _____________

• particles in an object have less energy

• particles in an object move faster

• a gas contracts

A gas _________

• has fast-moving particles

• has a definite shape but no definite volume

• has a definite volume but no definite shape

What is happening when my ice cream changes from a solid to a liquid?

• Freezing

• Melting

• Sublimation

• Evaporation

When the temperature of matter decreases the particles _____.

• speed up and move farther apart

• speed up and move closer together

• slow down and move farther apart

• slow down and move closer together

What is a habitat?

• A place where living and non-living things live

• A place where living things live

What does the cerebrum do?

• Coordinates movement and balance

• Makes decisions

• Controls emotion

• Stores information

• Makes you speak and think

The pictures show two snakes. The coral snake is venomous. The milk snake is not venomous. How does looking almost exactly like the coral snake help the milk snake?

• It helps the milk snake find prey easily.

• It helps the milk snake move very quickly.

• It helps the milk snake blend into its environment.

• It helps the milk snake keep predators away because it looks like a dangerous snake.

__________remove waste products and excess fluid from the body

The basic unit of life; the smallest component of the body is?

• Cells

• Tissues

• Skin

• Atoms

The lungs are protected by the ribs.

• True

• False