
AR 1.1 - Simple Machines – Gears
Interactive Video
•
Engineering
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patrick Connelly
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are gears primarily made of?
Wheels with interlocking teeth
Pulleys with hanging ropes
Belts with smooth edges
Levers with smooth surfaces
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When one gear turns, what happens to the direction of the other gear?
It moves in the opposite direction
It moves randomly without pattern
It stops moving completely
It moves in the same direction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is another main function of gears besides changing direction?
Multiplying force or speed
Reducing efficiency
Preventing rotation
Creating friction
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a smaller gear moves over a larger distance?
It multiplies the force
It increases friction instead of force
It reduces both force and speed
It decreases mechanical advantage
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a larger gear turns a smaller one?
It increases speed
It stops the system completely
It multiplies force only
It reduces overall speed
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are gears helpful in fishing reels?
They reduce the effort needed to pull in fish
They prevent the reel from turning
They make reeling slower
They add weight to the reel
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do gears help in motor vehicle transmissions?
They control power to the wheels
They eliminate the need for acceleration
They prevent fuel use
They add weight to the car frame
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