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welcome. Introduction. Teacher Md.Alamgir kabir Ass-Teacher Henchi B.B.High School. Lesson English 1st Paper Class-Nine Time-40 (mi). Learning outcomes. Know meaning of new Vocabularies. Ask and answer questions . Take part in debates on given topics.

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slide2

Introduction

Teacher

Md.Alamgirkabir

Ass-Teacher

HenchiB.B.High School

Lesson

English 1st Paper

Class-Nine

Time-40 (mi)

slide3

Learning outcomes

  • Know meaning of new Vocabularies.
  • Ask and answer questions.
  • Take part in debates on given topics.
  • Improve Speaking, Writing and Reading skill.

After the lesson We will be able to-

slide5

Today’s topic is,

Man and climate

slide6

Discuss the questions in pairs from section-A

1.Can man influence the climate? If the answer

is yes, explain how?

2. Which human activities are responsible for

increasing carbon dioxide in the atmosphere?

3.How can trees help save our environment?

vocabulary and make sentences
Vocabulary and make sentences
  • Atmosphere-

Air- Atmosphere (disambiguation)

-An Atmosphere is a layer of gases surrounding a planet.

slide8

Material-

  • Substance
  • -Materials science, also commonly known as materials engineering
slide9

Deforestation-

Clearance

Deforestation means the removal of a forest

slide10

Read the statements from section B and say, they are true/false. If false, give the correct information.

1. Fossil fuels were burned at an alarming following

the industrialization.

2. Coal is the only fuel used for generating energy.

3. At present, nearly 85 million barrels of crude

oil are used weekly.

4. Deforestation is caused nature.

5. Forests help consume carbon dioxide gases

from the air.

section c
Section -C

Deforestation

Fossil fuels

Sun,s radiation

slide12
Every students look at the pictures and discuss its and, Match the meanings in column B and the words/phrases in column A.

A

B

1.Sun’s radiation

2.Fossil fuels

3.Combustion of coals

4.Crude oil

5.Raw materials

6.Deforestation

7.photosynthesis

a. That is transmitted from sun in the from of rays or waves or particles

b. The process used by plants to convert light energy captured from the sun to chemical energy

c. A basic material or substance used in the production or manufacturing of goods

d. Non- renewable sources of energy that comes from the remains of plants and animals

e. Intentional destructions or removal of trees and other vegetation's for agricultural, commercial ,housing or firewood use

f. A naturally occurring, unrefined petroleum product that can be refined to produce usable products such as diesel, gasoline ,heating oil, jet fuel.

g.al usually in industrial plants

slide14

Write a letter to the Editor of a newspaper expressing your concern about growing deforestation in your area.

1.Dangers caused by deforestation

2.Increase of carbon dioxide in the atmosphere

3.The greenhouse effect

4.Making people aware of the adverse affect of deforestation

5.Making and action plan to stop deforestation

slide16

Look at these posters below. They are made to make people aware of the dangers of deforestation. In groups, design a poster to show the dangers caused by deforestation. Then write a slogan for the poster.

slide17

Home work

Write a paragraph about the importance of tree plantation.