
Understanding Simple Machines
Interactive Video
•
Physics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of simple machines?
To make tasks more difficult
To increase the amount of work done
To make work more efficient and easier
To reduce the need for energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a type of simple machine?
Pulley
Motor
Incline plane
Lever
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is another term used for input force in simple machines?
Resistance
Load
Effort
Output
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of simple machines, what does the term 'resistance' refer to?
Output force
Friction
Input force
Energy loss
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for work in physics?
Force times displacement
Force plus displacement
Force divided by displacement
Displacement divided by force
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a lever make work easier?
By increasing the input force
By reducing the need for displacement
By decreasing the output force
By allowing a smaller input force over a larger displacement
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle do simple machines attempt to conserve?
Mass
Energy
Momentum
Velocity
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