Answer:
It's Ptolemy
Explanation:
He thought the Earth was the universe's center and everything revolved around us.
Climatology is a subspecialty of B) Meteorology.
The answer to your question is A.
Answer:
15.71 m/s
Explanation:
We are given;
Time; t = 0.2 s
Radius; r = 0.5 m
The circumference will give us the distance covered.
Formula for circumference is 2πr
Thus; Distance = 2πr = 2 × π × 0.5 = π
Linear speed = distance/time = π/0.2 = 15.71 m/s