Mechanical Advantage + LIFTS Practice Test
Authored by T Y
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6th - 8th Grade
Used 9+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When forces are UNBALANCED an object will...
Move
Not move
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When forces are BALANCED an object will...
Move
Not move
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do UNBALANCED forces cause an object to change?
Change the speed of its motion.
Change the direction of its motion.
Change the complexity of its motion.
Change the speed and direction of its motion.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a mechanical advantage?
Advantage gained by the use of a mechanism in transmitting force.
A measure of the ratio of output force to input force in a system.
Something to make your robot better.
All answers are correct.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you call a mechanism made up of two or more gears?
Mechanical Advantage
Gear ratio
Gear train
Pedal
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the center of mass?
The point on the object where force is applied so that it moves without rotation.
The point on the object where force is applied so that it moves with rotation.
The point on the object where mass is applied so that it moves without rotation.
The point on the object where gravity is applied so that it moves without rotation.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you call the gear that is doing the turning FIRST?
Driven gear
Driving Gear
Compound gear
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