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Chapter Pretests


Please read each question and select your answer from the choices provided. You must complete all of the questions in order to view your results. At the end of each exam, you have the option to e-mail your results to your instructor.


1:  What type of change is it when water turns into ice?
A: Chemical
B: Morphological
C: Hydrostatic
D: Physical

2:  What term describes the increase in volume when a substance turns from a liquid to a gas?
A: Coefficient of heating
B: Expansion ratio
C: Latent expansion
D: Thermospacial index

3:  Do solids burn?
A: Yes, many solids such as wood and paper burn readily.
B: Yes, any solid can be made to burn at the right temperature.
C: Yes, as long as a spark and not just heat, is present to ignite them.
D: No, solids do not burn.

4:  What does a container require before a liquid held in it can develop vapor pressure?
A: A heat source
B: A tap
C: A lid
D: A tilt

5:  Which term describes a substance?s ability to dissolve in water?
A: Its specific gravity
B: Its viscosity
C: Water reactivity
D: Water solubility

6:  What is meant by the state of matter?
A: Whether it is in solid, liquid, or gas form
B: Whether it is stationary or in motion
C: Whether or not it is involved in a chemical change
D: Whether or not it is electrically charged

7:  What is the temperature at which a liquid gives off enough vapor that if an ignition source is present, it will flash?
A: Ignition point
B: Flash point
C: Fire point
D: Vapor point

8:  How should pH be thought of?
A: Potential hydrogen
B: Possibly harmful
C: Physical heat
D: Potent hurters

9:  What is defined as the process by which people, animals, the environment, and equipment are subjected to or come into contact with a hazardous material?
A: Contamination
B: Release
C: Activation
D: Exposure

10:  What is a dirty bomb?
A: A bomb jacketed in shrapnel, such as nails
B: A bomb laced with an infectious agent
C: A bomb designed to throw a lot of material into the air
D: A bomb designed to spread radiation by conventional explosives

Optional: Enter your name and your instructor's E-mail address to have your results E-mailed to him or her.
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