
Mechanical Advantage in Simple Machines

Interactive Video
•
Science, Physics, Other
•
6th - 8th 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 main concept being explored in the experiment?
Chemical reactions
Mechanical advantage
Thermal dynamics
Electrical circuits
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What simple machine is used in the experiment to demonstrate mechanical advantage?
Wheel and axle
Pulley
Inclined plane
Lever
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the block and tackle system provide a mechanical advantage?
By increasing speed
By reducing friction
By increasing the weight
By changing the direction and size of the force
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mechanical advantage of the pulley system used in the experiment?
4
3
1
2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trade-off when using a pulley system for mechanical advantage?
More distance is covered
More force is required
Less distance is covered
Less speed is achieved
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the tug-of-war demonstration, what was the result of using the pulley system?
The person using the pulley lost
The person using the pulley won
The rope broke
Both sides were equal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Mr. Graham have to do to achieve the mechanical advantage?
Use a different rope
Pull a longer distance
Pull a shorter distance
Pull with more force
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