Mr. Putman's 8th Grade Science Chapter 14
Authored by Michelle Mitchell
Other, Other Sciences
8th Grade
Used 51+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following is NOT an example of work being done?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A fixed, single pulley that is used to lift a block does which one of the following?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A slanted surface used to raise an object is a(n)____.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A device that does work with only one movement and changes the size or direction of a force is a(n) ___________.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A bar that is free to pivot about a fixed point is a ____.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rate at which work is done is called ____.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The work output of a machine divided by the work input is the ____ of the machine.
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