What is the difference between AMA and IMA?

IMA does not include friction while AMA does include friction.

IMA includes friction while AMA does not include friction.

Why do we use machines? Select the best answer.

Machines make work easier for us.

Machines are cheap labor that does more work for us with less power.

When is the mechanical advantage of an inclined plane equal to one?

When the length and the height are the same number.

When the length equals one and the height equals one only.

When the length equals 5 and the height equals 5 only.

Work & Power

Quiz

•

Physics

•

9th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS3-5, MS-PS2-2, HS-PS2-4

+7

Standards-aligned

Hanna Burleson

Used 41+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What are the units for work?

Joules

Watts

Meters

seconds

What are the units for power?

Joules

Watts

Meters

seconds

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What are the units for force?

Joules

Seconds

Meters

Newtons

Distance is measured in....

Joules

Seconds

Meters

Newtons

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Gravity is measured in....

Joules (J)

Seconds per meter (s/m)

Meters per seconds squared (m/s²)

Newtons (N)

A fork is an example of a

Pulley

Wedge

Wheel & Axle

Incline Plane

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A roller skate is an example of a

Pulley

Wedge

Wheel & Axle

Incline Plane

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What are the units for work?

What are the units for power?

What are the units for force?

Distance is measured in....

Gravity is measured in....

A fork is an example of a

A roller skate is an example of a

A ramp is an example of a/an

A box with a Force of 800 N is carried 4.0 m across a room. How much work is done?

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