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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters 21-25.

Multiple Choice Questions

1. In Chapter 6, what was the name of Muller's student in his anecdote?
(a) Rachel.
(b) Dixie.
(c) Liz.
(d) Cathi.

2. In physics, what percentage of confidence must be demonstrated in a result before a journal will allow it to be published as a statistically significant observation?
(a) 97%.
(b) 92%.
(c) 98%.
(d) 95%.

3. In 2008, how much of the electricity generated in the United States came from nuclear power plants?
(a) 30%.
(b) 25%.
(c) 20%.
(d) 15%.

4. In 2008, how much did solar cells cost per square yard?
(a) $125,000.
(b) $50,000.
(c) Around $75,000.
(d) About $100,000.

5. How fast does a person falling accelerate from 0 to 66 miles per hour?
(a) 10 seconds.
(b) 9 seconds.
(c) 11 seconds.
(d) 3 seconds.

Short Answer Questions

1. When was there a medieval warm period?

2. When did a National Academy of Science report show no significant increase in birth defects of the children of victims in Hiroshima and Nagasaki?

3. How much of a half-life does carbon-14 have?

4. When did the space shuttle Challenger explode?

5. When did the space shuttle Columbia explode?

(see the answer key)

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