Physical Science Chapter 12 Vocabulary

The work done on a machine as the input force acts through the input distance is called:

• Output work

• Input work

• Power

• Efficiency

The force the machine exerts is known as:

• Input force

• Output force

• Mechanical advantage

• Efficiency

A device that allows you to do work in a way that is easier (i.e., changes the amount of force exerted, the distance over which a force is exerted, or the direction in which force is exerted) is called a:

• Power

• Machine

• Efficiency

• Work

Tags

NGSS.MS-ETS1-1

The percentage of the input work that is converted to output work is called:

• Efficiency

• Power

• Input work

• Output work

The force exerted on a machine is known as:

• Output force

• Input force

• Mechanical advantage

• Efficiency

The number of times a machine increases a force exerted on it is called:

• Efficiency

• Power

• Mechanical advantage

• Work

A unit of work equal to one newton-meter is called:

• Joule

• Watt

• Power

• Efficiency

Tags

NGSS.MS-PS3-5

The rate at which work is done is known as:

• Work

• Power

• Efficiency

• Mechanical advantage

Force exerted on an object that causes it to move is called:

• Input force

• Output force

• Work

• Power

Tags

NGSS.MS-PS2-2

The amount of work done by a machine as the output force acts through the output distance is called:

• Input work

• Output work

• Power

• Efficiency