Quiz on Gravity

Front

Role of gravity in the solar system?

Back

Keeps planets orbiting the sun.

Front

True about gravity:

Back

It is one of the four fundamental forces of nature.

Front

Formula for velocity in terms of gravity?

Back

V = a * t

Front

Velocity of an object after 5 seconds?

Back

49.0 m/sec

Front

Velocity after 8 seconds?

Back

78.4 m/sec

Front

Newton described gravity as a force of attraction between all objects with mass.

Back

A force of attraction between all objects with mass

Front

Year Einstein introduced General Relativity

Back

1915

Front

General Relativity predicts the motion of planets:

Back

Curved paths due to space-time curvature.

Front

Main idea of Einstein's General Relativity?

Back

Gravity is the curvature of space-time.

Front

What cannot escape a black hole's event horizon?

Back

Light