Home
Search
Create
Library
Topics
Student
Teacher
Admin
Map
Sign in for more features
YourStory
Home
Search
Create
Library
Topics
Student
Teacher
Sign in
Feedback
Contact Us!
Assessment
What is a lever?
A simple machine that pivots around a fixed point.
A tool used to measure weight.
A type of wheel used in pulleys.
A device that converts energy into motion.
Which of the following is an example of a pulley?
A seesaw.
A flagpole.
A screwdriver.
A bicycle wheel.
Which simple machine is used to reduce friction?
Inclined plane.
Wedge.
Wheel and axle.
Screw.
Submit