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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 12, The War Machines of Archimedes.

## Multiple Choice Questions

**1. What does radius mean?**
**(a)** The longest chord of a circle. **(b)** The distance around a circle. **(c)** The shortest chord of a circle. **(d)** Length of a circle from the center to the rim.

**2. What is the formula for the area of a circle?**
**(a)** Subtract the radius from the circumference of a circle. **(b)** Multiply the radius times the circumference of a circle. **(c)** Multiply the length of the circle from rim to rim times pi. **(d)** Multiply pi times the radius of the circle times the radius again.

**3. What sea is near Sicily?**
**(a)** Black. **(b)** Red. **(c)** Arabian. **(d)** Mediterranean.

**4. What hobgoblin would Archimedes' read about to scare him if he was bad?**
**(a)** Rhea. **(b)** Tethys. **(c)** Eurynome. **(d)** Empersa.

**5. How old was Archimedes when he received his name?**
**(a)** 5 days. **(b)** Just hours old. **(c)** 10 days. **(d)** 24 hours old.

## Short Answer Questions

**1.** What tower does not fall because its center of gravity is still over the tower's base?

**2.** What is not an example of a lever?

**3.** How much larger did Archimedes believe that the Greek universe (our solar system) was larger than the earth?

**4.** What is the work that is to be done with a lever called?

**5.** Who succeeded Hiero when he died?

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