Science wheels and levers review
Authored by Tiffany Mullen
Science
4th Grade
Used 1+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wheels and rollers work by reducing which force?
Gravity
Friction
Pushing
Pulling
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The first wheel was used for....
a car
machines
pottery
a bicycle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of gear changes the direction of the force by 90 degrees?
Spur gear
Idler Gear
Gear train
Bevel gear
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you pull down on a pulley, the load will go....
up
down
sideways
nowhere
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a gear shaft, the gear being powered is called the...
Driver Gear
Driven Gear
Idler Gear
Spur Gear
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The gear the changes the direction of a gear train is called the...
Driver Gear
Driven Gear
Idler Gear
Spur Gear
7.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the definition of a fulcrum?
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Answer explanation
The point on which a lever rests or is supported and on which it pivots
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