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Test your understanding

 

1. If you have a can of softdrink, what kind of matter are the bubbles?
solid
liquid
gas

2. If you have a can of softdrink, what kind of matter is the drink?
solid
liquid
gas

3. If you have a can of softdrink, what kind of matter is the can?
solid
liquid
gas

4. What is matter that flows freely and takes the shape of the container it is in?
solid
liquid
gas

5. What is matter that always keeps its shape?
solid
liquid
gas

6. What is material that moves freely to fill whatever space is available?
solid
liquid
gas

7. What is the matter at the middle of an atom called?
electron
particle
nucleus

8. Table salt is made from two kinds of atom. What are the two kinds of atom?
gold and hydrogen
a poisonous gas and a metal
sodium and water

9. A cake is where ingredients have been mixed together and baked, and you can't separate out the parts it is made up of again. It is an example of ....
a salad
a mixture
a compound

10. In which of these states of matter are the particles moving around the fastest?
solid
liquid
gas

11. If you want to turn a solid into a liquid, what must you do?
you must add heat
you must cool it down
you must add chemical energy

12. If you cool down a gas, what do you get?
a solid
a liquid
plasma