Topic: Matter

1. What is matter?

• a) A kind of energy

• b) Anything that has mass and takes up space

• c) Something that you can see but not touch

• d) A form of light

2. What are the three states of matter?

• a) Solid, gas, electricity
  

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  b) Water, air, fire
  

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  c) Solid, liquid, gas

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  d) Heat, cold, water

3. Which of the following is a solid?

• a) Milk

• b) Ice

• c) Steam

• d) Air

4. Which of the following is a liquid?

• a) Ice

• b) Water

• c) Rock

• d) Salt

5. Which of the following is a gas?

• a) Water

• b) Ice

• c) Steam

• d) Sand

6. What happens to matter when it is heated?

• a) It changes state

• b) It disappears

• c) It shrinks

• d) It becomes heavier

7. What state of matter is air?

• a) Solid

• b) Liquid

• c) Gas

• d) Plasma

8. When water freezes, what does it become?

• a) Steam

• b) Ice

• c) Snow

• d) Mist

9. What happens when a solid is heated enough?

• a) It turns into a gas

• b) It turns into a liquid

• c) It stays the same

• d) It gets smaller

10. Which state of matter has a definite shape?

• a) Solid

• b) Liquid

• c) Gas

• d) Plasma