REVIEW

What is matter?

• Only things that we can touch

• Anything that takes up space and has weight

• Only things we can see

• Things that move

Which of these is an example of a solid?

• Water

• Ice

• Air

• Steam

Which of these is an example of a liquid?

• Milk

• Rock

• Wood

• Air

Which of these is an example of a gas?

• Ice cube

• Water

• Oxygen in the air

• Pencil

Which of these is explosive?

• Balloons

• Fireworks

• Ice cream

• Water

What does it mean for something to be corrosive?

• It burns or destroys things it touches

• It is cold

• It makes things shiny

• It is safe to eat

Which of these substances is poisonous?

• Water

• Cleaning chemicals

• Apples

• Milk

Which of these is flammable?

• Paper

• Rock

• Water

• Metal

What is heat energy?

• Energy that makes things cold

• Energy that makes things warm or hot

• Energy that makes sound

• Energy that gives off light

Which of these is an example of light energy?

• A lamp

• A stone

• A metal spoon

• A pillow