7th Grade DCP #2 Review

Front

What is a star that is dense and made up of hot gases?

Back

Sun

Front

What is heat?

Back

A transfer of energy

Front

What is the net force if it is 0 N?

Back

Balanced forces are acting on the object.

Front

What is an example of a balanced force?

Back

An asteroid moving at a constant speed through space.

Front

How do you find the net force if there are two forces going in the same direction?

Back

Add the forces together.

Front

What is a planet?

Back

A celestial body that orbits a star and is not a star itself.

Front

What is a moon?

Back

A natural satellite that orbits a planet.

Front

What is the universe?

Back

All of space and everything in it, including stars, planets, and galaxies.

Front

What is the difference between speed and velocity?

Back

Speed is the distance traveled per unit of time; velocity includes direction.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.