Work - Concepts and Problems

Work - Concepts and Problems

9th - 12th Grade

12 Qs

quiz-placeholder

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Work - Concepts and Problems

Work - Concepts and Problems

Assessment

Quiz

Physics

9th - 12th Grade

Medium

NGSS
HS-PS3-1, HS-PS2-1, MS-PS3-4

+2

Standards-aligned

Created by

Julie Ison

Used 111+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Work can be defined as a _____ acting over some amount of _____ to cause a change in _____.

force, distance, energy

force, time, energy

force, time, distance

force, distance, time

Tags

NGSS.HS-PS2-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common formula for work?

W=F v cos (angle between the direction of motion and the force)

W=F d cos (angle between the direction of motion and the force)

W=F m cos (angle between the direction of motion and the force)

W=F t cos (angle between the direction of motion and the force)

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The unit for work is the _____.

Newton

kilogram

Joule

meter

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When is work positive?

Work is positive if a force is opposite the direction of motion.

Work is positive if a force is in the same direction as the direction of motion.

Work is positve if a force is perpendicular to the direction of motion.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When is work negative?

Work is negative when a force is in the same direction as the direction of motion.

Work is negative when a force is opposite the direction of motion.

Work is negative when a force is perpendicular to the direction of motion.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Work is a _____.

vector; the direction of the work vector

vector; whether the work adds or removes energy from the object

scalar; the direction of the work vector

scalar; whether the work adds or removes energy from the object

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A child moving at constant velocity carries a 2N ice-cream cone 1 m across a level surface.  What is the work done on the ice cream cone?
0 J
0.5 J
2 J
20 J

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