Forces - Remember that?

A force is

• any push or pull interaction between two objects.

• something that happens to one object at a time.

• a way of life.

• something that makes an object move.

In order for an object to be in motion, there must be a net force.

• True

• False

A force that is applied through a rope, string, or cable is called a _____________ Force.

• Friction

• Normal

• Tension

• Gravitational

A force that occurs between two surfaces and resists motion is a ______________ Force.

• Applied

• Tension

• Normal

• Gravitational

• Friction

A force that prevents two objects from moving through one another and/or supports an object is a ____________ Force.

• Applied

• Tension

• Normal

• Gravitational

• Friction

An attractive force that occurs between any two objects with mass is a ____________ Force.

• Applied

• Tension

• Normal

• Gravitational

• Friction

When an object is on the surface of a planet, the object's mass is the same as its weight.

• True

• False

Which two forces can only "Pull?"

• Applied

• Tension

• Normal

• Gravitational

• Electrical

Because a force is a _______________, we can represent them using arrows.

Using a free body diagram, a student can always determine

• whether or not an object is accelerating.

• whether or not an object is moving.

• which direction an object is moving.

• the mass of an object.