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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5, Chapter 25.

Multiple Choice Questions

1. James Hutton believed that the natural forces forming the geology of Earth are:
(a) Still at work.
(b) Now extinct.
(c) Random and unpredictable.
(d) Impossible to classify.

2. What are eukarya?
(a) Carbon-trapping rocks.
(b) Salt-tolerant single-celled organisms.
(c) Bacteria that live on clouds.
(d) Organisms with nucleated cells.

3. In 1903, who won the Nobel Prize in physics for discovering radioactivity?
(a) Louise Désirée Lorieux, Jean Becquerel, and Henri Becquerel.
(b) Marie Curie, Pierre Curie, and Henri Becquerel.
(c) Marie Curie and Wilhelm Conrad Röntgen.
(d) René Just Haüy and Jean Becquerel.

4. According to James Ussher, an Archbishop of the Church of Ireland who was alive in the 1600s, Earth had been created:
(a) On October 23, 4004 B.C.
(b) On January 1, 10,000 B.C.
(c) Millions of years ago.
(d) In an instant.

5. Scientists now believe that life began on Earth how long ago?
(a) 5.75 million years.
(b) 3.85 billion years.
(c) 7.35 trillion years.
(d) 6.25 thousand years.

Short Answer Questions

1. When did the last supervolcano erupt on Earth?

2. Harry Hess determined that, in the Atlantic, the ocean floor is:

3. When radiation was first discovered, it was sometimes added to:

4. When French physicist Henri Becquerel accidentally left a packet of uranium salts on a photographic plate, what happened?

5. What is found at the very center of the Earth?

(see the answer key)

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