Mechanical systems and control

Quiz
•
Science
•
7th Grade
•
Easy
Standards-aligned
clara mmadira
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a levee?
Obtained when many levers are joined together.
A mechanical system that helps us to lift, push or pull things more easily.
Is a bar that turns around a fixed point.
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What are three things that are always present whenever a lever is used?
The effort
The fulcrum
The class
The load
3.
OPEN ENDED QUESTION
3 mins • 1 pt
How does a lever work?
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Tags
NGSS.MS-PS2-1
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Give an equation that can be used to calculate the mechanical advantage in levers.
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the characteristic of first-class levers?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the characteristic of second-class levers?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the characteristic of third-class levers?
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