Matter

After a rain, why do we not see big puddles of water after the sun comes out?

• The water evaporated into the air.

• The water boiled into the air.

• The water condensed into the air.

• The water melted in the air.

What would happen to a plastic container if you filled it to the top with water and tightly capped it and put it in the freezer?

• The water in the bottle would freeze, then melt.

• The bottle would explode and cause a fire.

• When the water froze, the cap was pushed off or the bottle burst.

• Because the bottle was sealed tightly, the water would not freeze.

Which of the following is NOT a way to produce heat?

• rubbing (friction)

• burning (fire)

• condensation

• electricity

Which of the following allows heat to flow from object to object?

• condensers

• conductors

• insulators

• boilers

Which of the following is NOT a conductor?

• copper

• aluminum

• wood

• gold and silver

What do we call a material that prevents heat from moving from one object to another?

• conductor

• boiler

• condenser

• insulator

Which of the following is NOT an insulator?

• wood and plastic

• copper

• paper

• Styrofoam and rubber

When water freezes it turn into a ___.

• solid and expands

• gas and expands

• liquid with the particles close together

• liquid under pressure

What is matter in a state that has a definite shape and volume?

• plasma

• liquid

• gas

• solid

What is a measure of the pull of gravity on you?

• mass

• insulator

• weight

• conductor