At the Equator (0°), a given point on Earth's surface travels about ________ kilometers per hour.
A) 1,600
B) 16,000
C) 160,000
D) 1,600,000
E) 60,000,000

Question

Quizplus · Accepted Answer

At the Equator, Earth's circumference is approximately 40,075 kilometers. Since the Earth makes one complete rotation about its axis in 24 hours, a point on the Equator travels about 40,075 km / 24 hr = approximately 1,670 kilometers per hour, which is closest to the given option of 1,600 kilometers per hour.

At the Equator (0°), a Given Point on Earth's Surface