Force, Work, and Power

Force, Work, and Power

8th Grade

15 Qs

quiz-placeholder

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Force, Work, and Power

Force, Work, and Power

Assessment

Quiz

Science

8th Grade

Practice Problem

Medium

NGSS
MS-PS3-5, MS-PS2-2, HS-PS2-1

+2

Standards-aligned

Created by

Lisa Thompson

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following is having work done on it? (select all that apply)

grocery bag as you lift it up

a crane moving dirt

a person sitting on a bench

a crate as you push it along the floor

Tags

NGSS.MS-PS3-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A crane does work of 13,500 J with a force of 5200 N to lift a beam. How far was the beam lifted?

It was not lifted.

10 m

2.6 m

5 m

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 50-kg person runs up the stairs 10 meters high in 2 minutes. Acceleration due to gravity (g) is 9.81 m/s2. Determine the power.

490.5 W

2,452.5 W

4,905 W

40.875 W

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate the power required of a 60-kg person climbs a tree 5 meters high in 10 seconds. Acceleration due to gravity is 9.81 m/s2.

294.3 W

588.6 W

2,943 W

98.1 W

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If it takes 50 J of work to climb a set of stairs, how fast would you have to climb them to use 5 Watts of power?

2 s

5 s

9 s

10 s

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As distance increases, work ______________

increases

decreases

remains constant

is not affected

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

It is done only when a force cause an object to move in the same direction as the force applied to it

Force

Work

Power

Acceleration

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