Question

A student looks at an animated model of the planets orbiting the sun. What should the model show to demonstrate why planets do not end up going into the sun?
A:The planets are made of rock and gas and cannot go into the sun.
B:The planets move too fast to go into the sun.
C:The planets are too big to go into the sun.
D:The planets are far away so they cannot go into the sun.

Answer 1

B: The planets move too fast to go into the sun.