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A broom is an example of a class ___ lever.
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
A wrench is an example of a class ____ lever.
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
A fixed pulley is being used to lift a load of 5N. How many Newtons of effort will be needed?
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
A load is pulling with a force of 100 Newtons. How many ropes does my pulley system need to have supporting the load if I want to reduce my effort to 20 N.
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
As effort decreases with a pulley, the length the rope must be pulled increases.
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
A change in direction that results from passing a rope through a pulley
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
A hammer can represent two different lever classes depending on how you use it.
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
How can you adjust the load on a lever to make the effort less?
3
true
1
5 ropes
true
move it closer to the fulcrum
directional advantage
5N
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