Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Unit 3 Work Review
Test Description: Questions over work & power for unit 3 chapter 14 in physical science
Instructions: Answer all questions to get your test result.
1) The SI unit of power is
A
watts
B
joules
C
m/s/s
D
N/m
2) The end of a lever that you push down is the
A
output distance
B
input force
C
output force
D
fulcrum
3) Which below is NOT a simple machine?
A
wheel & axle
B
pulley
C
fulcrum
D
inclined plane
4) Which below is NOT an example of work being done?
A
pulling a sled behind you in the snow
B
pushing a shopping cart in a store down an aisle
C
holding a trophy above your head
D
pushing your kid brother on a swing
5) Which below does the MOST work
A
pulling a 40 N chair 1 meter
B
pushing a 20 N box 5 meters
C
carrying a 20 N purse 200 meters
D
pushing with 200 N of force on a wall that doesn't move
6) You set up a block and tackle pulley system that supports a 200 N weight and consists of 2 pulleys with 3 rope sections supporting the weight. The IMA of the pulley is
A
0
B
2
C
200
D
3
7) You push a box 15 meters in 4 seconds using 25 N of force. The power exerted is
A
1500 W
B
375 W
C
93.8 W
D
4 W
8) 1 kilowatt = ?
A
746 W
B
1 horsepower
C
1,000,000 W
D
1,000 W
9) A machine with an AMA of 6 ...
A
Is a lever with no fulcrum
B
Has an input distance of 6 cm and an output of 12 cm
C
Has a smaller output force than input force
D
Increases your input force by 6 times
10) The person who coined the term
A
Galileo
B
Alexander Graham Bell
C
Sir Isaac Newton
D
James Watt
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?