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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 10, Archimedes and the Centers of Gravity.

Multiple Choice Questions

1. What would be the area of a circle that had a radius of 3 inches?
(a) 45.33813.
(b) 12.3454.
(c) 28.27431 inches.
(d) 5.9986.

2. How many days were in the Greek year?
(a) 334.
(b) 345.
(c) 360.
(d) 354.

3. How long would it have taken Archimedes to sail from Syracuse to Alexandria?
(a) 20 days.
(b) 16 to 17 days.
(c) 30 days.
(d) 10 to 12 days.

4. How many planets did Greek astronomers observe?
(a) Six.
(b) Seven.
(c) Five.
(d) Four.

5. How many hours did the Greeks believe it took the earth to turn on its axis?
(a) 22.
(b) 26.
(c) 24.
(d) 20.

Short Answer Questions

1. What word means balance?

2. What is the study of shapes in space?

3. What field of mathematics is necessary to create rockets and space travel?

4. What laws did Archimedes discover that led to machines that could move heavy loads or increase speeds, or change directions?

5. How many books were included in Euclid's "The Elements"?

(see the answer key)

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