Appendix C. Quiz Answers

ANSWERS TO THE 90% certainty quiz in Chapter 11:

Question

Answer

Birth year of Archimedes

287 BC

Number of classified species of ant

12,500

World population in 1900

1.6 billion

Average diameter of the sun

1,392,684 km or 865,374 miles

Number of named moons of Saturn

53

Melting point of iron

1538°C or 2800°F

Total military deaths in World War I

9,911,000

Area of Antarctica

14,000,000 km2 or 5,400,000 sq mi

Latitude of Santiago, Chile

33°27’ S

Total weight of all the gold mined in human history

165,000 metric tons or 165,000,000 kg or 363,825,000 pounds

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