The basis for our global time system is
A)Earth rotates east to west as viewed from Polaris.
B)Earth moves through 365.25 days a year in its orbit about the Sun.
C)Earth rotates 15° of longitude per hour.
D)the oblateness of Earth.
E)rotational speed at each parallel.

Question

Quizplus · Accepted Answer

The global time system is based on Earth's rotation, where it rotates 15° of longitude per hour, which divides the Earth into 24 time zones.

The Basis for Our Global Time System Is