
Engineering Principles - Mechanical Advantage & Levers
Quiz
•
Instructional Technology
•
9th Grade
•
Practice Problem
•
Hard
Diego Hernandez
Used 2+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mechanical advantage is best described as:
The factor by which a machine multiplies the force put into it.
The amount of energy lost in a system.
The speed at which a machine operates.
The distance a lever moves.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The arm design helped you lift or reach farther with less effort because:
It used levers or pulleys to reduce the amount of force needed.
It made the arm heavier and harder to move.
It shortened the reach of the arm.
It required more effort to lift objects.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The greatest mechanical advantage in your arm occurs at which location?
At the point where the muscle attaches closest to the elbow joint
At the wrist
At the shoulder joint
At the fingertips
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What kind of motion did your extendable arm use?
Oscillating
None
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which shape is known for being able to stay strong and stable?
Triangle
Square
Circle
Rectangle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which factor increases the mechanical advantage of a lever in an arm mechanism?
Shortening the load arm
Adding more weight to the load
Decreasing the length of the effort arm
Increasing the length of the effort arm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which simple machine is most similar to the action of a human arm lifting a weight?
Wheel and axle
Inclined plane
Pulley
Lever
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