
Mastering Levers and Mechanical Advantage in Simple Machines

Interactive Video
•
Physics, Mathematics, Science
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a lever as a simple machine?
To multiply the force applied
To decrease the weight of an object
To change the direction of a force
To increase the speed of an object
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the mechanical advantage of a lever calculated?
By dividing the input force by the output force
By multiplying the input force by the output force
By adding the input force to the output force
By dividing the output force by the input force
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example given, if the input force is 100 newtons and the input distance is 4 feet, what is the output force if the output distance is 1 foot?
100 newtons
200 newtons
300 newtons
400 newtons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trade-off when using a lever to multiply force?
The lever becomes heavier
The force must be applied over a longer distance
The lever becomes less stable
The force must be applied over a shorter distance
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the fulcrum is placed in the middle of a lever, what is the mechanical advantage?
Zero
Four
One
Two
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, if the input distance is 10 times the output distance, what is the mechanical advantage?
10
20
5
15
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the output force if the input force is applied at a longer distance from the fulcrum?
The output force remains the same
The output force increases
The output force decreases
The output force becomes zero
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