Unit 11 Sources of energy

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<span class='text_page_counter'>(3)</span> Which ones are fossil fuel?.

<span class='text_page_counter'>(4)</span> Fossil Fuels. Time:. Over 11 98765432110 12 14 15 13.

<span class='text_page_counter'>(5)</span> Can coal, oil, gas be replaced after being used ?. No! Because they are nonrenewable resources.. Time:. 87654311 10 15 Over 921 14 13 12.

<span class='text_page_counter'>(6)</span> Part C: Listening.

<span class='text_page_counter'>(7)</span> Unit 11: Sources of energy : Listening I. Before you listen: 1. Vocabularies. Fossil fuel: (n) were formed from the dead plants and animals for millions years ago. Nhiên liệu hóa thạch. Ecology (n): a subject studys about the relationship between living things and their environment.. sinh thái học.

<span class='text_page_counter'>(8)</span> Unit 11: Sources of energy : Listening I. Before you listen: 1. Vocabularies. Ecologist (n): a scientist who studys ecology nhà sinh thái. Oxygen (n). khí Oxy. Nitrogen (n):. khí ni tơ. Carbon dioxide: (n). Cacbon đioxyt.

<span class='text_page_counter'>(9)</span> Unit 11: Sources of energy : Listening I. Before you listen: 1. Vocabularies. Renewable (adj): can be replaced quickly Ex: Grass is a renewable resource Có thể phục hồi. Nonrenewable (adj): cannot be replaced quickly Không thể phục hồi Ex: Coal is nonrenewable resource.

<span class='text_page_counter'>(10)</span> + fossil fuels (n):. + ecology (n):. +Ecologist (n): + renewable ( adj): # nonrenewable (adj): + nitrogen: khí ni-tơ + oxygen: khí oxi + carbon dioxide: các-bon đi-ô-xít.

<span class='text_page_counter'>(11)</span> Unit 11: Sources of energy : Listening. Matching the words in column A with suitable information in column B A. 1.Fossil fuel 2. Ecology 3. Ecologist 4. Renewable 5. Nonrenewable. B. a. Can be replaced quickly. b. a scientist who studies ecologist. c. were formed from the dead plants and animals for millions years ago. d. cannot be replace quickly. e. a subject study about the relationship between living things and their environment..

<span class='text_page_counter'>(12)</span> Unit 11: Sources of energy : Listening II. While you Task1: listen: Listen to the passage decide whether the statements are True (T) or False (F):. 1. All natural resources are not necessary _ for life. 2. Ecology is the study of human being and their environment. 3. Nonrenewable resources take little time to reproduce. 4. It’s implied that coal is an unlimited resource. 5. Some fossil fuels are nonrenewable resources.. F. T F F. F.

<span class='text_page_counter'>(13)</span> Task3: Fill in the blanks. Solar energy, air, and water are (1) ………… renewable resources because there is unlimited supply. However, this definition may change if people are not careful with these (2)……….. resources. The amount of solar energy that reaches the earth depends on the atmosphere. If the atmosphere is polluted, the (3)……….. solar energy that reaches the earth may be (4) dangerous ………. If life is going to continue, the air must contain the correct amount of nitrogen (N), oxygen (O), carbon dioxide (CO2), and other gases. If pollute humans continue to (5)…………the air, it will not contain the correct amounts of these gases..

<span class='text_page_counter'>(14)</span> Unit 11: Sources of energy : Listening III. After you listen:. Turn off the lights when you go out. Go to school by bus. What should we do to save energy? Plant trees.

<span class='text_page_counter'>(15)</span> - Write down what you have discussed - Learn the new words by heart and prepare the next part.. Good bye & Good luck!!.

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