Name:
Date:
Class:
Physical Science
Chapter 3-4 Study Guide
Elements, Mixtures, and Compounds
Vocabulary to know (make notecards to help study):
boiling
Colloid
Compound
condensation
Element
evaporation
Mixture
pressure
Pure Substance
Solubility
Solute
Solution
Solvent
surface tension
Suspension
viscosity
Answer each question as complete as possible.
1. When you move a substance from one container to another, what happens to the volume and shape of a …
a) solid? V=
Sh=
b) liquid? V=
Sh=
c) gas? V=
Sh=
2. Use a T-chart to explain Boyles Law and Charles Law.
Boyles Law
Charles Law
3. What happens to a balloon filled with helium or CO2 when put in the refrigerator? (similar to a parade
balloon on a cold day)
4. Why do bubbles form in water when it is boiled?
5. Why does Tupperware blow its top in the microwave?
6. How do particles of matter behave when thermal energy is increased?
7. Compare/contrast boiling and evaporation?
8. Compare/contrast compounds and mixtures (table p. 100).
9. Name and describe 2 types of pure substances.
10. Name and describe 2 types of mixtures.
11. Explain the difference between a suspension and a colloid. Give an example of each.
12. How can solids be dissolved faster?
13. Name each mixture as a solution, colloid, or suspension.
a.
A glass of OJ
b.
Marshmallow
c.
Brewed tea or coffee
d.
Carbonated beverage
e.
Chicken noodle soup
f.
Soft butter
g.
OJ with pulp
h.
Salty water
i.
Sandy water
j.
nacho cheese
k.
Soil sample
l.
Sugar solution when sugar is completely
dissolved
m. Water with ice cubes
14. Use a T-chart to compare metals, nonmetals and metalloids.
Metals
Nonmetals
15. Know the phrases from R: Make a State-ment
Solid
Liquid
- Particles close together
- Has surface tension
- Particles vibrate
- Has viscosity
- Definite shape
- Changes shape when placed in
- Particles held in place by
different container
other particles
- Does not change volume
- Does not change volume
- Particles are close together
Metalloids
Gas
- Particles break away
completely from one another
- Changes shape when placed in
different container
- Has viscosity
- Changes volume to fill its
container
- Obeys Boyles law
- Amount of empty space can
change