5 Questions
| Total Attempts: 163

Questions and Answers

- 1.How many centuries before the French Academy of Sciences measured the circumference of Earth did Eratosthenes live?
- A.
22 centuries

- B.
20 centuries

- C.
18 centuries

- D.
16 centuries

- 2.How much greater is the circumference of Earth at the equator than the circumference at the poles?
- A.
About 20 miles

- B.
About 40 miles

- C.
About 80 miles

- D.
About 200 miles

- 3.Earth is divided into 24 time zones. About how wide is each time zone at the equator?
- A.
1031 miles

- B.
1036 miles

- C.
1038 miles

- D.
1042 miles

- 4.Which is the best estimate of the diamter of Earth from pole to pole?
- A.
3960 miles

- B.
4530 miles

- C.
6300 miles

- D.
7920 miles

- 5.
- A.
700 miles per hour

- B.
7000 miles per hour

- C.
10,000 miles per hour

- D.
14,000 miles per hour