Modified Force and Motion Quiz#2(#11-20)

The use of force to move an object a certain distance.

• Work

• Lever

A machine with few moving parts, making it easier to do work.

• Simple Machine

• Work

A simple machine made of a rigid bar and a fixed pivot point.

• Weight

• Lever

The pivot point of a lever.

• Fulcrum

• Axis

The part of a lever that applies force to the resistance arm.

• Resistance Arm

• Effort Arm

The part of a lever that applies force to the load the machine acts against.

• Effort Arm

• Resistance Arm

The force of attraction between any two objects due to their mass.

• Gravity

• Weight

The force of gravity between earth and an object.

• Gravity

• Weight

A measure of the amount of matter in an object.

• Weight

• Mass

An invisible line that goes from the north pole to the south pole.

• Lever

• Axis