On the coldest night in North Ice, Greenland, the temperature dropped from 0°C to −21°C in 7 hours. What is the average temperature change per hour? Enter your answer in the box.

Respuesta :

The answer is 3 degrees because you divide 7 by 21

Answer:

The answer is 3

Step-by-step explanation:

It'll b three bcs its negative twenty one divided by seven.

Hope i helped - Blaze