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- 1. Multiple Choice
Pulley is a simple machine that uses .............. to raise, lower, or move a load.
grooved wheels and a rope
a rope and a ladder
grooved wheels and a spoon
a fork and a knife
- 2. Fill in the Blank
A ............................. is attached to a hook or a wall and does not move.
- 3. Multiple Choice
A ................. uses a pulley system to lift heavy items, such as an engine out of a car
mechanic
plumber
teacher
- 4. Multiple Choice
A mechanical Advantage is
the factor by which a machine (Pulley) multiplies the force put on it
is of no use and has no advantage to pulleys
- 5. Fill in the Blank
A load refers to
- 6. Multiple Choice
The term force means
the force that a person applies in order to move a load
the things being lifted
two or more pulleys combined together.
- 7. Open Ended
Which type of pulley system makes movement easier?
- 8. Multiple Choice
one movable pulley is attached to a load of 18 kg. How much effort do you need to lift the load?
32kg
9kg
18 kg
4.5 kg
- 9. Multiple Choice
one movable is attached the load, one fixed pulley is attached to a structure. the load being lifted is 50 kg. How much effort it would take to lift the load.
50 kg
25 kg
12.5 kg
75 kg
- 10. Multiple Choice
The mechanical advantage of the last question is
2
4
3
1
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