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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. The first eruption of Yellowstone took place how many years ago?
(a) 74 thousand.
(b) 16.5 million.
(c) 630 thousand.
(d) 19.7 billion.

2. In 1875, why was Max Planck advised against studying physics and urged to study math instead?
(a) A career in math offered greater financial opportunities for him.
(b) The government often arrested those who delved in certain branches of physics.
(c) It was believed that all the important physics discoveries had already been made.
(d) Planek knew high-level math but only very basic physics.

3. Scientists are aware of at least how many galaxies in the universe?
(a) 90 trillion.
(b) 110 thousand.
(c) 20 million.
(d) 140 billion.

4. In the 1960s, what did Bob Christiansen realize about Yellowstone National Park after observing NASA-supplied images?
(a) Practically the whole park is a volcano.
(b) The park was carved by moving glaciers.
(c) The park holds thousands of volcanoes.
(d) Most of the park was created by a massive earthquake.

5. In Chapter 23, the author discusses the battles that go on in the plant world regarding:
(a) What to name plants.
(b) Who owns plant patents.
(c) Funding for plant research.
(d) Using plants for medicinal purposes.

Short Answer Questions

1. When did the last supervolcano erupt on Earth?

2. Approximately how many okapi live in the rain forests of Zaire?

3. 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:

4. What is an extremophile?

5. What followed the last supervolcanic eruption on Earth in the region that is now northern Sumatra?

(see the answer key)

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