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Which of the following is NOT a simple machine?
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
In which of the following situations would you do the most work?
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
A man pushes a crate with a force of 30 N. He pushes it for 40 meters. How much work does he do?
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
Work is described as
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
To calculate power, you
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
Units used to express work in an equation are
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
Power is expressed in joules/second, also known as the
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
You lift up a 50 N chair to a height of 0.5 m and carry it 10 m across the room. How much work did you do?
a force that cause an object to move in the same direction as the force.
car engine
25 j
1,200 joules
joules
watt
LIfting three 20 N weights 3 meters off the floor
divide the amount of work completed by the time it takes to do the task.
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