Work and Machines

Work and Machines

9th Grade

9 Qs

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Work and Machines

Work and Machines

Assessment

Quiz

Science

9th Grade

Medium

Created by

Nicole Baker

Used 29+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 5 N box is pushed horizontally 10 m. How much work was done?

5 J

15 J

50 J

2 J

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How much work do you do when you lift a 2.5 N book to put it on a 2.5 m shelf?

6.25 J

7 J

5 J

0 J

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Oliver is pulling a wagon and the data is graphed here. How much work did Oliver transfer to the wagon?

28 J

280 J

80 J

160 J

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following situations is work NOT done?

Pushing a box across the floor.

Pulling a wagon.

Holding a book over your head.

Friction on a box moving across the floor.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Calculate the work done by the forces in the graph.

160 J

80 J

20 J

28 J

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What unit do we use for work?

Newtons

Joules

Meters

kg

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In which situation is the most work done on the block?

1

2

They are the same

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