Chapter Overview
This chapter explores the working of various machines and tools we use in our daily lives. It introduces basic concepts of how energy and forces make machines function. Students learn about different types of machines and their roles in making work easier and faster.
Important Keywords
- Machine: A device that helps us do work easily.
- Energy: The power to do work.
- Force: A push or pull that causes movement.
- Lever: A simple machine that helps lift heavy objects.
- Pulley: A wheel with a rope that helps lift things.
- Wheel and Axle: A machine that helps objects move easily.
- Gears: Wheels with teeth that work together to move parts of machines.
Detailed Notes
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