What type of machine is called a simple machine? Give the names of five simple machines.
Write three advantages of a simple machine.
Write a simple use of each of the followings.
i. Scissors
ii. Axe iii. Chuleshi
iv. Sewing needle v. Hammer
Justify the statement "the use of a simple machine keeps the
danger away".
Which three simple machines are used in your home?
Clarify which machine is used for what type of job.
It is better to use a crow-bar to displace a heavy load than
trying manually without it. Just​