Quiz for:
Lesson 25: Gravity, Planetary Motion, Tides, and Einstein's Theories

Question 1

What was Galileo's incorrect theory about tides?

Question 2

What does the principle of equivalence state?

Question 3

What problem did Einstein address with his theory of relativity?

Question 4

What did the observation of light bending near massive objects during an eclipse confirm?

Question 5

What is Kepler's Third Law?

Question 6

How do the positions of the Sun and Moon affect tides?

Question 7

How are black holes formed?

Question 8

In Einstein’s general theory of relativity, what replaces the concept of gravitational force?

Question 9

How does space-time curvature affect light according to Einstein's theory?

Question 10

Which celestial event significantly influences the strength of tides?

Question 11

What happens inside a black hole?

Question 12

Which scientific framework connects Kepler's laws, Newton's mechanics, and Einstein’s theory?

Question 13

What creates the tides on Earth?

Question 14

What defines the motion of planets in general relativity?

Question 15

How did Newton contribute to Kepler's laws?