(Savvas 14.1) Ch. 14: Work, Power, and Machines

(Savvas 14.1) Ch. 14: Work, Power, and Machines

8th Grade

16 Qs

quiz-placeholder

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(Savvas 14.1) Ch. 14: Work, Power, and Machines

(Savvas 14.1) Ch. 14: Work, Power, and Machines

Assessment

Quiz

Physics

8th Grade

Medium

NGSS
HS-PS2-1

Standards-aligned

Created by

Christopher Powers

Used 2+ times

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In science, work is done when a(n) _______________ acts on an object in the direction the object moves.

force

mass

temperature

pressure

Tags

NGSS.HS-PS2-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why isn’t work being done on a barbell when a weight lifter is holding the barbell over his head?

Because the barbell is not moving

Because the weight lifter is not applying force

Because the barbell is weightless

Because the weight lifter is not strong enough

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is the following sentence true or false? A vertical force does work on an object that is moving in a horizontal direction. True or False.

True

False

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In science, work that is done on an object can be described as the force acting on the object multiplied by the _______________.

distance

time

mass

velocity

Tags

NGSS.HS-PS2-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the correct form of the work equation to use when determining the distance an object moves as a result of a force applied to it.

Distance = Force × Work

Distance = Force/Work

Distance = (Force)²

Distance = Work/Force

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The SI unit of work is the _________________

joule

newton

watt

pascal

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Circle the letter of the amount of work done when a 1 newton force moves an object 1 meter.

1 newton per second

1 joule

1 watt

1 newton per meter

Tags

NGSS.HS-PS2-1

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