Question

Which pair of concepts are closely related?

O A. radiation and inertia
B. electric and magnetic forces
C. friction and gravity
D. entropy and momentum

Answer 1

I believe it’s c but I don’t really know but here is why gravity is also a part of friction or that is at least what I was told

Answer 2

I believe it would be C. friction and gravity

Step-by-step explanation:

They both deal with pulling/pushing objects.