NA
Amit Rastogi Environmental Studies Solutions for Exercise - NA
Simple step-by-step solutions to NA questions of Simple Machines from ThinkTrail CURIOSITY CHRONICLES A Coursebook for Science Grade 5. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.
Questions from NA with Hints & Solutions
How is see-saw an example of lever?

The longer the rod or the lever, the _____ it is to move the load.

How does a screw jack work?

Identify the simple machine.
A wheel with a rod attached in the centre _____.

A wheel is not a simple machine. What will you do to make it into a simple machine? What is such a machine called?

A wheel is a simple machine.

A wheel is not a simple machine because, in itself, it cannot decrease or increase force or change its direction. What is done to make it into a simple machine?

Which of these is not a wheel and axle?
