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Forces: Moments, Levers & Gears

Authored by Gemma Pace

Physics

9th - 10th Grade

Used 2+ times

Forces: Moments, Levers & Gears
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating moment?

Speed x Time

Force x Distance

Mass x Acceleration

Volume x Density

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a lever system, where is the effort applied?

On the opposite side of the lever

On one end of the lever

On the middle of the lever

On both ends of the lever

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of lever has the load between the fulcrum and the effort?

Third-class lever

First-class lever

Second-class lever

Fourth-class lever

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank: Gears are used to transmit ________ from one part of a machine to another.

motion or power

heat or light

energy or force

sound or pressure

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the principle behind a wheelbarrow being a simple machine?

Lever principle

Screw principle

Pulley principle

Inclined plane principle

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of lever has the effort between the fulcrum and the load?

Fourth-class lever

Third-class lever

First-class lever

Second-class lever

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain how gears can change the direction of motion.

Gears change the direction of motion by altering the gravitational pull on the objects they are connected to.

Gears change the direction of motion by interlocking teeth that push against each other, causing the second gear to rotate in the opposite direction.

Gears change the direction of motion by using magnets to repel each other.

Gears change the direction of motion by emitting a force field that reverses the rotation.

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