DENSITY STUDY GUIDE

1. What are the three states of matter?

2. Substances in a solid have a ____________________________________.

3. Substances in a liquid state do __________________________________.

4. Substances that do not have a defined shape or volume are called _____.

5. Volume is the amount ________________________________________.

6. The formula for volume for a regular object is _____________________.

7. To find the volume of an object you __________________________________________________________.

8. The formula for volume of an irregular object is ___________________.

9. To find the volume if an irregular object you __________________________________________________________.

10. A characteristic property is a __________________________________________________________.

11. Density is the amount ________________________________________.

12. The formula for density is ____________________________________.

13. Mass is ___________________________________________________.

14. To find the mass of an object you must __________________________________________________________.

15. Water displacement refers to __________________________________________________________.

16. Why is it important to understand how matter behaves? __________________________________________________________.

17. What is a physical change? __________________________________________________________.

18. Name the 5 parts to the alcohol burner. __________________________________________________________.

19. Identify the units we use to measure mass and volume. __________________________________________________________.

20. How would you find the volume for the following items:

a. Block ________________________________________________

b. Cylinder ______________________________________________

21.What is the definition of ‘theory’? ______________________________________________________________

22.What is the first thing you do for Daily Lab Procedures? ___________________________________________________________

23.What should be done after using chemicals? _______________________

24.What should not be done with chemicals? _________________________

25. Name one warning for the Alcohol Burner. ______________________________________________________________

25.What happens when you place a bottle with the balloon into the pot of hot water? ________________________________________________________

26. What causes water to change state? __________________________________________________________

27. List the steps to the Scientific Method:

28.What is the density of water? __________________________________

29.What instrument measures mass? _______________________________

30.How is the mass of water conducted? __________________________________________________________

31.Are the density of different substances the same or different? _________

32.What is meniscus? ___________________________________________

33.How is meniscus observed? ____________________________________

34.Density is a measure of how much _______________ is crowded into a given _______________.

35.What is missing to calculate mass: Calculate the mass of a cube of aluminum with the following dimensions: length = 3 cm, width = 2 cm, height = 4 cm. ____________________

36. Define immiscible __________________________________________

37.Does density indicate thickness? Why or why not? __________________________________________________________

38.The more mass into the same volume, it is more ______________.

39.Just because something has more mass does not mean that it has more __________.

40.Does changing the amount of a substance change the its density? ______

41. What is the difference between mass and weight? ___________________________________________________________

42.What did the bathtub have to do with Archimedes and chemistry? ____________________________________________________________

43.Finish this statement: As the temperature of a given mass of air increases, its volume __________________________________________________________.

44.Finish this statement: As the temperature of a given mass of air decreases, its volume __________________________________________________________.

45.Define the following:

a. Melt

b. Evaporate

c. Condense

d. Freezing

e. Vaporize

Draw a picture that demonstrates the same volume (unit of volume) with different masses, thus different densities.