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- Multiple ChoicePlease save your changes before editing any questions.How much work is being done with 200 N of force over 426 meters?85,200 J45,620 J90,480 J62,329 J
- Multiple ChoicePlease save your changes before editing any questions.If 150 Joules of work is needed to move a box 10 meters, what force was used?1500 N15 N1.5 N150 N
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is the best example of work being done.
doing homework
lifting a box
pushing a stationary box
holding a box
- Multiple ChoicePlease save your changes before editing any questions.In which of these cases is work being done?A student sleepsA student pushes a locked door that does not movea student carries his chair into another roomA student sits on the carpet
- Multiple ChoicePlease save your changes before editing any questions.True or false: when the distance an object moves is zero the work done on the object is also zero.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.Work is done when a weightlifter holds a barbell still above his head.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.
You push against the back of your friends car that is stuck. You push and be become very tired, but the car does not move. Did you do work?
Yes, work was done
No, work wasn't done
- Multiple ChoicePlease save your changes before editing any questions.
What would 54N be an example of?
work
power
distance
force
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what would 1m be an example of?
work
power
time
distance
- Multiple ChoicePlease save your changes before editing any questions.
what would 14J be an example of?
work
distance
time
force
- Multiple ChoicePlease save your changes before editing any questions.
What is an example of a force?
Energy
Power
Pressure
Weight
- Multiple ChoicePlease save your changes before editing any questions.The amount of work done in a certain amount of time is known asworkeffort forceresistance forcepower
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If you increase your work and decrease your time, you will have
more power
less power
same amount of power
power rating can not be determined
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What would you solve for if given time and work?
power
force
distance
work
- Multiple ChoicePlease save your changes before editing any questions.
what would you solve for if given distance and force?
work
power
time
motion
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What would you solve for if you were given work and distance
power
time
force
motion
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If you have the same work as someone, but in less time
You are more powerful
You are less powerful
You have the same power
- Multiple ChoicePlease save your changes before editing any questions.
Person A and Person B are both using the same amount of work to lift something. Person A takes half as much time to do it. Who has greater power.
Person A
Person B