Forces

Match it! Select the correct answer from the pull down...Good luck!

A(n) ______ causes objects to move in a circle.

The force exerted by gravity is stronger if two objects are closer.

Forces can be added together only if they are acting on different objects.

The momentum of an object depends on its mass and ________.

According to Newton's second law of motion, acceleration increases as force increases, if mass stays the same.

The force of friction acts between all objects in the universe.

A newton is a unit of _______.

Friction acts in a direction ____to the direction of an object's motion.