Melanie completes a long distance run at an average speed of 6 mph. If it takes her 3 hours, how far (distance) did she run? * 1 point
A. 6 ÷ 3 = 2 mph
B. 6 x 3 = 18 miles
C. 18 ÷ 3 = 6 mph
D. 18 x 3 = 54 miles

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

How hot is the suns corona? (integrated science)