Which of the following illustrations shows that there is no work done?
Work, Power and Energy

Quiz
•
Physics
•
8th Grade
•
Hard
McWill Sangga
Used 21+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When using a machine, what would you call the work done by the machine?
work in
work out
distance in
distance out
efficiency
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The efficiency of a ramp is 86.7%. If the ramp does 65 J of work, how much work have you done?
more than the work done by the ramp
less than the work done by the ramp
the same amount of work done by the ramp
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following situations shows No Work is done?
a boy pushing his toy cart
an audience sitting on the bench
a janitor pushing a chair to the corner
a bride throwing her bouquet of flowers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is there work done by pushing a wall for three hours?
Yes, because a force is exerted on the wall.
Yes, because you push the wall for three hours.
None, because the wall is too heavy to push.
None, because the wall did not change its position.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When is work done on an object?
when the force is zero
when the displacement is zero
when the displacement is not zero
when force and displacement are perpendicular
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two equal mass marbles are at the top of a ramp. One marble falls to the ground off the back while the other rolls down the ramp. What is true about the marbles when they reach the ground?
The marble that rolled down the ramp is moving faster than the marble that fell.
The marble that fell down the back of the ramp is moving faster than the marble that rolled.
The marble that rolled down the ramp is not moving when it reaches the ground.
The two marbles are moving with the same speed.
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