Applied Semester 1 Review

Front

A particle that carries a negative electric charge is called a(n) ______.

Back

electron

Front

What is the motion of an object that is getting faster, then slower?

Back

Fast, then stops

Front

Which of the following is NOT an example of the simple machine known as a screw?

Back

a crowbar

Front

A ramp is an example of a(n) _______.

Back

inclined plane

Front

Which simple machine would be the MOST efficient for lifting an object 30 meters off the ground?

Back

pulley

Front

What is the definition of a simple machine?

Back

A device that changes the direction or magnitude of a force.

Front

Name the six types of simple machines.

Back

Lever, Inclined Plane, Wedge, Screw, Pulley, Wheel and Axle.

Front

What is the purpose of a lever?

Back

To amplify force or change the direction of force.

Front

What is an inclined plane?

Back

A flat surface that is tilted at an angle to help raise or lower objects.

Front

How does a pulley work?

Back

It uses a wheel and a rope to lift heavy objects more easily.