Axles

What causes wheels to move?

• spinning the axle

• pushing a car

• moving another wheel

• gears

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NGSS.3-PS2-1

what are the two ways to use a wheel and axle?

• roll something along

• by turning a wheel fixed to an axle

• carrying somthing

• not touching anything

The force used to turn the wheel changes into a larger force through the______because it is smaller and doesn't more as far.

What are some examples of wheels and axles? select all that are correct

• Electrical fans

• revolving doors

• cars

• merry-go-rounds

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the primary function of an axle in a wheel and axle system?

• To support the wheel

• To reduce friction

• To increase speed

• To provide stability

Which of the following is a real-world example of a wheel and axle system?

• A seesaw

• A pulley

• A doorknob

• A lever

In a wheel and axle system, if the wheel radius is doubled, what happens to the mechanical advantage?

• It doubles

• It halves

• It remains the same

• It quadruples

What scientific principle explains the operation of a wheel and axle?

• Newton's First Law

• Conservation of Energy

• Mechanical Advantage

• Thermodynamics

Which experiment can demonstrate the efficiency of a wheel and axle system?

• Measuring the speed of a rolling wheel

• Calculating the force needed to lift a weight using a wheel and axle

• Observing the rotation of a wheel

• Timing the descent of a wheel down a slope

Tags

NGSS.MS-PS3-1

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How does the axle affect the rotational speed of a wheel?

• It increases the speed

• It decreases the speed

• It has no effect

• It stabilizes the speed