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General Knowledge Class 1 - Science And-Technology Notes

Comprehensive study notes for Class 1 - Science And-Technology olympiad preparation

Science and Technology

Welcome to the chapter on Science and Technology for Class 1. In this chapter, you will learn what science and technology mean, how they help us in our daily life, and some simple inventions. By the end of this chapter, you will know how science and technology make our world better!

Introduction

Science helps us understand the world around us. Technology means using science to make things that help us in our daily life.

What is Science?

Science is learning about plants, animals, air, water, and everything around us. Scientists ask questions and find answers by doing experiments.

  • Science helps us know why the sky is blue.
  • Science tells us how plants grow.
  • Science helps us stay healthy.

What is Technology?

Technology is using science to make tools and machines that help us.

  • A fan keeps us cool.
  • A computer helps us learn and play games.
  • A mobile phone helps us talk to people far away.
  • A car helps us travel quickly.

Science and Technology in Daily Life

  • We use lights and fans at home.
  • We watch TV for fun and learning.
  • We use a fridge to keep food fresh.
  • We use a clock to tell the time.

Famous Inventions

  • The light bulb was invented by Thomas Edison.
  • The telephone was invented by Alexander Graham Bell.
  • The airplane was invented by the Wright brothers.

Fun Activity: Spot the Technology!

Look around your house. Make a list of things that use science or technology, like a TV, fridge, or washing machine.

Summary

  • Science helps us learn about the world.
  • Technology uses science to make our life easy.
  • We use science and technology every day.

Practice Questions

  1. Name two things at home that use technology.
  2. Who invented the light bulb?
  3. What does a fan do?
  4. Why do we use a fridge?
  5. What is science?

Challenge Yourself

  • Draw a picture of your favorite machine at home.
  • List three ways technology helps you every day.

Did You Know?

  • Robots are machines that can help people do work!
  • The first computer was as big as a room!

Glossary

  • Science: Learning about the world around us.
  • Technology: Using science to make tools and machines.
  • Invention: Something new that someone makes.
  • Machine: A tool that helps us do work.

Answers to Practice Questions

  1. Fan, TV, fridge, computer (any two).
  2. Thomas Edison.
  3. It keeps us cool.
  4. To keep food fresh and cold.
  5. Science is learning about plants, animals, air, water, and everything around us.

Science and technology make our lives better—keep exploring and learning!

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