WEEK 28 PERIOD 82 UNIT 10: SOURCES OF ENERGY LESSON 2: A CLOSER LOOK I. Vocabulary     *  Advantages and  Disadvantages of energy sources  • Advantage = benefit:   1.Unlimited #limited (adj): Plentiful (adj): 2.Abundant =  Thuận lợi Khơng giới hạn Nhiều, dồi dào • * Disadvantage :     Bất lợi ­Exhaustible (adj): Có thể làm cạn kiệt Activity Put the words below into the table to describe the types of energy Limited                              unlimited                                  harmful Renewable                        non­renewable                        exhaustible Safe                                    dangerous                                convenient Clean                                  polluting                                   available Cheap                                expensive                                  abundant Put the words below into the table to describe the types of energy Limited                              unlimited                                  harmful Renewable                        non­renewable                        exhaustible Safe                                    dangerous                                convenient Clean                                  polluting                                   available Cheap                                expensive                                  abundant Activity 2. Compare your answers with a partner Example:      A:  I think biogas is renewable     B:  Me too. I also think it is abundant and cheap     A: I see carbon dioxide very expensive     B: umh. I see wind energy clean and cheap Activity Look at the pictures and complete these sentences, using the words in Solar 1. ……… energy is renewable. Moreover, it is clean and safe …… Using coal is polluting, and it is non - renewable ……………………… Wind  clean 3. … power is abundant. It is also ……. and safe 4. Nuclear energy is renewable and clean. But it is…………  expensive and………….  dangerous Pronunciation •   Ooo : Stress on the first syllable      E.g:     excellent             plentiful             difficult • oOo: Stress on the second syllable       E.g:     disaster                   potato                   convenient Activity 4. Listen and repeat. Which words are stressed on the first  syllable and which ones are stressed on the second syllable? Put  them in the appropriate columns Dangerous                       enormous                         limited Easily                                expensive                          plentiful Abundant                        energy                                convenient Activity 4 Dangerous                       enormous                         limited Easily                                expensive                          plentiful Abundant                        energy                                convenient Activity Read the following sentences and mark (‘) the stressed syllable in the underlined words Then listen, check and repeat Coal will be replaced by another renewable source Wind power is convenient and abundant Natural gas is limited and it is harmful to the environment Solar energy is plentiful and it can be replaced easily Nuclear power is expensive and dangerous 5 Read the following sentences and mark (‘) the stressed syllable in the underlined words Then listen, check and repeat Coal will be replaced by a’nother re’newable source Wind power is con’venient and a’bundant Natural gas is ‘limited and it is harmful to the en’vironment Solar energy is ‘plentiful and it can be replaced ‘easily Nuclear power is ex’pensive and ‘dangerous Homework  • Learn by heart all the new words • Prepare for next lesson 3 ... PERIOD 82 UNIT 10 : SOURCES OF ENERGY LESSON 2: A CLOSER LOOK I. Vocabulary     *  Advantages and  Disadvantages? ?of? ?energy? ?sources? ? • Advantage = benefit:   1. Unlimited #limited (adj): Plentiful (adj):... Clean                                  polluting                                   available Cheap                                expensive                                  abundant Activity? ?2.? ?Compare your answers with? ?a? ?partner Example:     ? ?A:   I think biogas is renewable... check and repeat Coal will be replaced by another renewable source Wind power is convenient and abundant Natural gas is limited and it is harmful to the environment Solar energy is plentiful and