Search Header Logo

Work Power and Simple Machines

Authored by Lisa Thompson

Science

9th Grade

NGSS covered

Work Power and Simple Machines
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A mechanic uses a hydraulic lift to raise a 1,500kg car 2 meters off the ground. How much work does the lift do on the car? (Hint: Use FW=mg to calculate Force first... g=9.8 m/s2)

3000N

3000J

14,700 J

29,400 J

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following levers has the largest mechanical advantage?

Lever A

Lever B

Lever C

All 3 levers have the same mechanical advantage

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Look at the image below showing a forklift being used to load a truck. Suppose the motor on teh forklift does not have enough force to carry the pallet of boxes up the ramp. How could the ramp be changed, if at all, so the forklift could perform the job?

steepen the ramp

shorten the ramp

lengthen the ramp

no change will help

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-PS2-1

NGSS.MS-PS2-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following pulleys shown is a block and tackle system?

A and B

C and D

C, D, and E

Only E

5.

FILL IN THE BLANK QUESTION

1 min • 5 pts

A _______ is a simple machine that is an inclined plane wrapped around a cylinder.

6.

FILL IN THE BLANK QUESTION

1 min • 5 pts

A ________ is a grooved wheel with a rope, simple chain, or cable running along the groove.

7.

FILL IN THE BLANK QUESTION

1 min • 5 pts

An __________ _________ is a sloping surface that reduces the amount of force required to do work.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?