Energy, Work, Power Review (Calculations)
Authored by Eric Autrey
Science
8th - 9th Grade
NGSS covered
Used 15+ times
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9 questions
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1.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
A weightlifter lifts a 600 newton weight 1.5 meters off the ground. How much work has she done?
(a)
Tags
NGSS.MS-PS3-5
2.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
You have to push with 15 N of force to move it 10 meters. How much work do you do?
(a)
Tags
NGSS.MS-PS3-5
3.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
500 J of work is done by a person who uses a force of 50N to move a box, how far does it go?
(a)
4.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
A 50kg (100lb) person is running at 7m/s (about 16 mph). How much kinetic energy do they have?
(a)
Tags
NGSS.MS-PS3-1
5.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
A 6kg cat misjudges a jump and falls 5 meters. How much gravitational potential energy does the cat have? (The cat is fine by the way.)
(a)
Tags
NGSS.MS-PS3-2
6.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
A 2kg television falls from 1 meter. How much energy does it have?
(a)
Tags
NGSS.MS-PS3-5
NGSS.MS-PS3-1
NGSS.MS-PS2-2
NGSS.MS-PS3-4
7.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
You generate 10 Watts of power when you move a weight in 4 seconds. How much work did you do?
(a)
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