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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. How many times in his life did Archimedes leave Sicily and travel?**
**(a)** Two times. **(b)** Never. **(c)** Three times. **(d)** Once.

**2. What was the name of the bugaboo that Archimedes' nurse would read about that frightened him when he was bad?**
**(a)** Mormo. **(b)** Medea. **(c)** Titan. **(d)** Simonides.

**3. What would be the area of a circle that had a radius of 2 inches?**
**(a)** 16.8834. **(b)** 9.4762. **(c)** 12.56636. **(d)** 14.3398.

**4. With Archimedes' polygons, how much less was the circumference than the diameter?**
**(a)** 5 1/8 times. **(b)** 2 1/2 times. **(c)** 3 1/7 times. **(d)** 4 1/3 times.

**5. How long did the Romans preserve some of Archimedes' astronomical machines?**
**(a)** 75 years. **(b)** More than 200 years. **(c)** 150 years. **(d)** About 100 years.

## Short Answer Questions

**1.** Who were the first people to have ideas about gravity?

**2.** What was Archimedes' father's occupation?

**3.** What is a good project to learn about centers of gravity?

**4.** What mathematics is needed to figure the cattle problem?

**5.** What did Archimedes call the largest number that he worked with?

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