Chapter 6 Quiz Practice

A human arm is an example of which type of simple machine?

• pulley

• lever

• wheel and axle

• ramp

Which picture of the skater best matches the graph below?

• Option 1

• Option 2

• Option 3

• Option 4

Units of energy include all of the following EXCEPT: calorie, Btu, kilowatt-hour, gram

• calorie

• Btu

• kilowatt-hour

• gram

In the image below, what simple machine has label 'A' pointing at it?

• screw

• wheel and axle

• lever

• wedge

The ability to cause change best describes:

• energy

• force

• mass

• velocity

In the diagram below where does the truck have the most kinetic energy?

• A

• B

• C

• D

In which of the following situations is work NOT done?

• lifting a suitcase 6 inches off the floor

• hitting a baseball 200 feet with a bat

• holding a box

• jumping up 2 feet into the air

All of the following are considered to be simple machines EXCEPT: pulley, lever, wheel and axle

• a truck

• a lever

• a pulley

• a wheel and axle

When the skater is in the position below, which type of energy is the greatest?

• kinetic

• thermal

• potential

• nuclear

Thinking back to the video of Mrs. Holmes on the zipline, the higher I climbed to the top of the scaffolding, the more _______________ energy I had.

• kinetic energy

• thermal energy

• potential energy

• mechanical energy