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Gravitation
Chapter Name : Gravitation
Sub Topic Code : 101_09_10_01_03
Topic Name : Gravitation
Sub Topic Name : Importance Of The Universal Law Of Gravitation
Introduction

Recap the previous sub-topic Universal law of Gravity to understand its importance

Pre-Requisites:

Universal Law of Gravitation

Activity:

Observe the videos on the formation of high and low tides. It'll give a good insight into the effect of moon's gravitational force.

Real Life Question:

Why aren’t we floating like astronauts in outer space? What is holding the planets & moon in place? How are tides formed?

Key Words / FlashCards
Key Words Definitions (pref. in our own words)
Universal Law of Gravitation The force of attraction b/w two objects is proportional to the product of their masses, and inversely proportional to the square of the distance in-between them.
Gravity Force that attracts you to Earth.
Learning aids / Gadgets
Gadgets How it can be used
Video Video on how waves/tides are formed
Solar System Model Explain the motion of planets due to gravitational pull of sun
Real life uses :

Tidal energy is used as an alternate source of power. It also gives the boost to many recreational activities.

Places to visit :

Planetarium, Beach

Practical examples around us
Examples Explainations
High Tide & Low Tide Caused by the gravitational pull of the moon and earth
What you learn in Theory:

How gravitational force binds all the things around us.

What you learn in Practice:

How gravity has resulted in motion of planets & moon, attract us to earth, formation of tides etc.

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