Edmentum Force and Motion

What was Galileo’s contribution to the study of motion?

• He developed the three laws of motion.

• He was the first to systematically study force and motion.

• He was the first to discover gravity.

• He improved on Newton’s laws.

Which kind of force do you exert on an object when you pull it toward you?

• applied force

• attractive force

• drag force

• normal force

What force will pull something to the ground?

• drag force

• applied force

• gravitational force

• friction

When items are charged and attract to one another, what force is this? (example: hair gets pulled to a balloon, or paper to sticks to a ruler)

• electrical force

• drag force

• gravitational force

• frictional force

Why is it easier to pull or push a box on a marble floor?

• there is more applied force

• there is more gravitational pull

• there is more friction

• there is less friction

A force is defined by

• strength but not direction

• strength and direction

• a force only acts on things that are in contact.

• direction but not strength

The upward _____________ is balanced by the gravitational force.

• applied force

• gravitational force

• normal force

• frictional force

Amy throws a softball through the air. What force does Amy put on the softball because she is throwing it?

• frictional force

• drag force

• gravitational force

• applied force

Amy throws a softball through the air. What force is being applied to the softball from the air as it is flying through the air?

• frictional force

• drag force

• gravitational force

• applied force

Amy throws a softball through the air. What force is pulling it down.

• frictional force

• drag force

• gravitational force

• applied force