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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5,Chapter 23.

Multiple Choice Questions

1. Vesto Slipher's work at the Lowell Observatory in Arizona led him to discover that distant stars are moving away from us, with the farthest stars moving the fastest, suggesting that the universe is:
(a) Expanding.
(b) Shrinking.
(c) Stable.
(d) Oscillating.

2. When did the last supervolcano erupt on Earth?
(a) 74,000 years ago.
(b) 1,100 years ago.
(c) 23,000 years ago.
(d) 9,000 years ago.

3. Approximately how many okapi live in the rain forests of Zaire?
(a) 12,000.
(b) 1,340,000.
(c) 30,000.
(d) 400,000.

4. According to Bryson, what percentage of all animal and plant life is yet to be discovered?
(a) 19.
(b) 32.
(c) 97.
(d) 54.

5. When entomologist Terry Erwin collected insect samples from 19 rain forest trees, how many different varieties of beetles did he find?
(a) 42.
(b) 150.
(c) 1,200.
(d) 600.

Short Answer Questions

1. In 1875, why was Max Planck advised against studying physics and urged to study math instead?

2. Which famous scientist was once an unknown patent clerk in Switzerland?

3. In the 1960s, what did Bob Christiansen realize about Yellowstone National Park after observing NASA-supplied images?

4. Scientists are aware of at least how many galaxies in the universe?

5. The first eruption of Yellowstone took place how many years ago?

(see the answer key)

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