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Match it! Select the correct answer from the pull down...Good luck!
When a screwdriver is used as a lever to open a paint can, what is changed as the work is done?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
What is an inclined plane that is wrapped around a cylinder?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
Greg applies a force of 200 N to move a box 2 meters. How much work did he do?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
In which situation is a person doing work on an object?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
What is the unit for power?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
What is a machine that is made of two simple machines?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
If two people lift identical stacks of books the same direction and one person does the job twice as fast which of the following is true?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
Which of the following must happen for work to be done?
The object must move in the same direction as the force.
400 J
a school crossing guard raises a stop sign that weighs 10N.
power
the size and direction of the input force
watt
compound machine
screw
Check it!