Understanding Simple Machines Quiz

Which of the following is a type of simple machine?

• Lever

• Engine

• Battery

• Circuit

What is the primary purpose of a simple machine?

• To increase energy

• To decrease work

• To provide mechanical advantage

• To generate electricity

Which of the following is an example of a first-class lever?

• Wheelbarrow

• Scissors

• Fishing rod

• Nutcracker

An inclined plane is used to lift a 200 kg object to a height of 5 meters. What is the mechanical advantage if the length of the inclined plane is 20 meters?

• 2

• 3

• 4

• 5

Which of the following is a common application of an inclined plane?

• Crane

• Ramp

• Pulley

• Gear

Tags

NGSS.MS-PS2-4

In a pulley system, what is the effect of adding more pulleys?

• Increases the load

• Decreases the load

• Increases the mechanical advantage

• Decreases the mechanical advantage

Which of the following best describes the function of a wheel and axle?

• Converts rotational motion to linear motion

• Increases speed

• Reduces friction

• Provides leverage

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the mechanical advantage of a lever if the effort arm is 4 meters and the load arm is 1 meter?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS2-2

Which of the following is an example of a second-class lever?

• Seesaw

• Nutcracker

• Tweezers

• Hammer

What is the primary function of a pulley in a simple machine system?

• To change the direction of the force

• To increase speed

• To generate power

• To store energy