

Understanding Levers and Simple Machines
Interactive Video
•
Physics, Science, Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal of using science in this episode?
To create a new scientific theory
To gain super strength using simple machines
To build a complex machine
To conduct a chemistry experiment
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the host's challenge in this episode?
To climb a mountain
To move a heavy particle impulse controller alone
To lift a car
To build a robot
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which simple machine is first introduced to help with the challenge?
Wheel and Axle
Lever
Pulley
Inclined Plane
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the host use to demonstrate the concept of a lever?
A rope and pulley
A wheel and axle
A book and cinder blocks
A ramp
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the fulcrum in a lever?
It is not important
It acts as the pivot point
It makes the lever longer
It adds weight to the lever
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key factor that makes a lever effective?
The material of the lever
The color of the lever
The length of the lever
The weight of the lever
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the host manage to lift the heavy object with the lever?
By using a motor
By using one finger
By using a team of people
By using a crane
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