The Solar System and Gravity

Front

What is the main force that causes planets to move in the solar system?

Back

Gravitational attraction of the Sun.

Front

What happens to the gravitational force when the mass of an object increases?

Back

It increases.

Front

How does distance affect gravitational attraction between two objects?

Back

Greater distance results in less gravity.

Front

What is the reason planets revolve around the Sun?

Back

The Sun has the most gravitational force in the Solar System.

Front

What is a natural object that revolves around a planet called?

Back

Moon.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

What is the relationship between mass and gravity?

Back

More mass means more gravity.

Front

What is the effect of the Sun's gravity on the planets?

Back

It keeps the planets in orbit around it.

Front

What is the term for the path that a planet takes around the Sun?

Back

Orbit.

Front

What is the difference between a comet and an asteroid?

Back

Comets are icy bodies that release gas or dust; asteroids are rocky bodies.