Forces and Free Body Diagrams Review for Flashcard

Front

What is a normal force?

Back

It acts perpendicular to a contact surface.

Front

What is a contact force?

Back

A force between two objects that are TOUCHING.

Front

If the Net Force is 40 N to the right, what must the friction force be?

Back

20 N.

Front

What does the pointy-end of the arrow in a free-body diagram indicate?

Back

Relative direction of the force.

Front

What is a free body diagram?

Back

A graphical representation showing all the forces acting on an object.

Front

What is the definition of net force?

Back

The total force acting on an object, taking into account all individual forces.

Front

What is inertia?

Back

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

Front

What is the relationship between mass and weight?

Back

Weight is the force of gravity acting on an object's mass.

Front

What is friction?

Back

A force that opposes the motion of an object in contact with a surface.

Front

What is gravitational force?

Back

The attractive force between two masses.