Forces and Force Diagrams

Front

What do Force Diagrams (Free Body Diagrams) show?

Back

Force Diagrams show the forces applied TO an object.

Front

What is the force that opposes the motion of an object?

Back

Friction Force.

Front

What is the upward force exerted by a surface on an object in contact with it?

Back

Normal Force.

Front

What is the force that pulls objects toward the center of the Earth?

Back

Gravity.

Front

What is the force that is applied when pushing or pulling an object?

Back

Push/Pull Force.

Front

What is the force that occurs when a string or rope is pulled tight?

Back

Tension Force.

Front

What is the approximate force felt when holding a heavy stack of textbooks?

Back

Between 50 and 150 Newtons.

Front

What is the term for the force that acts in the opposite direction to the motion of an object?

Back

Friction Force.

Front

What type of force is exerted by a surface to support the weight of an object resting on it?

Back

Normal Force.

Front

What is the force that causes objects to accelerate towards the Earth?

Back

Gravity.