1. DOS- Monday

2. Which particles actually move to cause a buildup of charges?
a. protons
b. neutrons
c. electrons
d. atoms
*Monday 1

3. Why do water droplets form on the surface of a cold drinking glass?
Glass chemically changes into water.
Water vapor leaks through the glass.
Water droplets leak through the glass.
Water vapor condenses from the air.
Monday 2

4. Monday 3 3. A balloon and a cloth could help you investigate
a. static electricity
b. electric circuits
c. magnetism
d. electromagnets
Monday 3

5. *Tuesday 1 * increase or decrease in temperature mixing it
What causes matter to change from one state to another?
* increase or decrease in temperature
mixing it
changing it from one container to another
moving it from one place to another
*Tuesday 1

6. The state of matter in which the molecules vibrate very close together is
gas
plasma
solid
liquid
Tuesday 2

7. Why is it important to have several trials for an investigation?
You can vary the procedure.
You can use different variables.
You can check to be sure your data are accurate.
You can estimate your data.
Tuesday 3

8. 1. How does heating affect particles of matter?
molecules move faster and farther apart
molecules get larger
molecules do not move at all
nothing changes
Wednesday 1

9. Which of the following describes the space taken up by an object?
A. volume
B. matter
C. mass
D. length *Wednesday 2
*Wednesday 2

10. Neutron Electron Atom Proton 3. Which particle is negatively charged?
Wednesday 3

11. Objects that stop the flow of electricity are good insulators
Objects that stop the flow of electricity are good insulators. Which of the following materials would be the best insulator for an electrical wire?
a. copper wire
b. Water
c. plastic tubing

12. b. wood c. cooper d. Glass Thursday 2 a. rubber
Which of the following is a good conductor of electricity?
a. rubber
b. wood
c. cooper
d. Glass Thursday 2

13. 3.Which item would conduct electricity?
a. plastic straw
b. a metal fork
c. a glass cup
d. a chicken feather Thursday 3