What Are These Resources On The Earth?
Chapter Name : Natural Resources |
Sub Topic Code : 103_09_14_01_01 |
Topic Name : What Are These Resources On The Earth? |
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Sub Topic Name : Introduction |
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Introduction
Life exists on the earth as it contains resources such as land, water, air and other natural resources that can sustain life.
Pre-Requisites:
• Planets in the solar system. • Different life forms on the earth.
Activity:
Try to find which was the first form of life to originate on the earth.
Real Life Question:
Why life does only exists on the earth and not on any other planet in the solar system?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Lithosphere | The outer crust of the earth is called as lithosphere. |
| Hydrosphere | Water covers 75% of the earth and is also found underground. This comprises the hydrosphere. |
| Atmosphere | The air that covers the whole of earth is termed as atmosphere. |
| Biotic and abiotic components | Living things constitute the biotic component. The air, water and soil comprises the abiotic component. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Encyclopedia and internet | Read about the various resources available on our mother earth. |
Real life uses :
Life exists only on the earth and not on any other planet.
Places to visit :
Gardens, farms, etc
Practical examples around us
| Examples | Explainations |
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What you learn in Theory:
The lithosphere, hydrosphere and atmosphere together interact and form biosphere which makes life possible on the earth.
What you learn in Practice:
The various factors necessary for life on the earth.