Goto: http://www.chem4kids.com/files/matter_intro.html to answer the following questions.

 

1. What is “matter?”
(a) Matter is everything _______________________.

(b) Matter is anything made of __________________________ (particles).

(c) Matter is anything that has ________________.

2. (a) How many states of matter of scientists identified? ________

(b) What are these states of matter called? ____________________________________

___________________________________

Click on “States” on the right or goto: http://www.chem4kids.com/files/matter_states.html

3. What are states also known as?_________________

4. Substances can change phases when a physical force is present.  An example of a physical

force is _______________________

5. (a) The addition of energy can involve __________________________________________.

(b) Energy can be taken away by ______________________________________________.

6. A compound can move from phase to phase but is still ______________________________.

7. Whether water exists as a vapour (as in steam) or liquid water or ice it is still ____________.

Click on  “Solids” on the right or goto: http://www.chem4kids.com/files/matter_solid.html

8. The harder a solid is the tighter its molecules are ____________________.

9. Powders are solids because you will tiny pieces of that solid _________________________.

10. Solids “like” their ______________.

11. Atoms inside a solid are not allowed ________________________.

Click on “Liquids” on the right or goto: http://www.chem4kids.com/files/matter_liquid.html

12. One characteristic of liquids is that it will fill up the shape of ____________________.

13. Liquids fill the bottom first because of __________________________.

14. Another trait of liquids is that they are difficult to ___________________ (force it into a smaller space).

15. Liquids have ________________ (sticky) forces that ____________________________

Click on “Gases” on the right or goto: http://www.chem4kids.com/files/matter_gas.html

16. Gases are ________________ groups of atoms or molecules.

17. Gases _____ any container (of any size or shape); liquids only fill _____________________.

18. Vapor is used when the gas is usually found ________________________.

19. Gases hold huge amounts of __________________.

20. When compared to liquids and solids gases can be ______________________.