Simple Machines (Quiz 4.2 - Sci 6)

What is anything that makes work easier called?

• screw

• wedge

• force

• machine

Which is not a type of simple machine?

• spring
• screw
• pulley
• wedge

What type of simple machine is found on the cap of a pickle jar?

• lever

• inclined plane

• pulley

• screw

What type of simple machine is shown in the picture?

• lever

• pulley

• inclined plane

• wedge

TRUE or FALSE: A wedge is a double inclined plane.

• True

• False

Which of these is an example of a wedge?

• skateboard
• broom
• stairs
• butter knife

Which of these is not an example of an inclined plane?

• ladder
• stairs
• wall
• driveway

Which is an example of someone using a simple machine to do work?

• a boy runs across a football field
• a banker counts money
• a mother pushes a stroller up a ramp
• a girl eats a sandwich

Which type of simple machine would be found on the bottom of a wagon??

• a pulley
• a screw
• a wedge
• a wheel and axle

What class of lever is a seesaw?

• first-class lever

• second-class lever

• third-class lever