Work, Power and Efficiency

Quiz
•
Physics
•
9th - 12th Grade
•
Hard
Standards-aligned
D Rodriguez
Used 349+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
To find the amount of work done on an object, you must
divide force and power
divide force and distance
multiply force and power
multiply force and distance
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which of the following is NOT an example of work being done?
Lifting a weight above your head
Carrying a box up the stairs
Pushing furniture across the room
Pushing downward on an unmoving table
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Power is defined as
How much work is done
The rate at which work is done
How many things are plugged into an outlet
The rate at which energy is used
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
We can calculate power by
multiplying work and time
dividing work by time
multiplying force and work
dividing force by work
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How much work is done by lifting an object with a weight of 250 N a total of 2 m off the ground?
125 J
125 W
500 W
500 J
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
An engine does 300 J of work in 10 seconds. How much power did it use?
3000 N
3000 W
30 W
30 J
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If a car weighs 3000 N and drives a distance of 10 m in 2 seconds, how much power does it use?
1,500 J
60,000 W
15,000 W
6,000 J
Tags
NGSS.MS-PS3-5
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