Bài giảng Tiếng Anh 8 (Global Success) - Unit 12: Life on other planets, Lesson 5 - Trường THCS Thái Sơn

 Unit 12 LIFE ON OTHER PLANETS
 LESSON 5: SKILLS 1
 1
 Uni
 SPEAKING
 t READING OBJECTIVES
By the end of the lesson, students will be able to:
o Read for specific information about the possibility of life on other 
 planets.
o Talk about the conditions needed for planets to support human 
 life. LESSON 5: SKILLS 1
 WARM-UP
 Task 1: Work in pairs. Discuss the question
 PRESENTATION Vocabulary
 • Task 2: Read the text and match the highlighted words in 
 READING the text with their meanings. 
 • Task 3. Read the text again and answer questions. 
 • Task 4: Work in pairs. Tick (√) the boxes to show what 
 conditions a planet needs to support human life.
 SPEAKING • Task 5: Work in groups. Take turns to talk about the 
 conditions that are required for a planet to support 
 human life. 
 • Wrap-up
CONSOLIDATION
 • Homework WARM UP
1 Work in pairs. Discuss the following questions.
 1. What do you know about other planets?
 2. Would you like to live on another planet? Why / Why not? LESSON 5: SKILLS 1
WARM-UP
 Task 1: Work in pairs. Discuss the question
 PRESENTATION Vocabulary PRESENTATION
 liquid (n)
 /ˈlɪk.wɪd/
 chất lỏng PRESENTATION
 temperature (n)
 /ˈtem.pɚ.ə.tʃɚ/
 nhiệt độ PRESENTATION
 atmosphere (n) : air
 /ˈæt.mə.sfɪr/
 không khí PRESENTATION
 gravity (n)
 /ˈɡrævəti/
 trọng lực, lực hút 
 trái đất PRESENTATION
 : providing conditions that 
 habitable (adj) are good enough to live in 
 /ˈhæbɪtəbl/ or on
 có thể ở được, phù 
 hợp để ở PRESENTATION
 promising (adj) : signs that it is going to 
 be successful or 
 /ˈprɒmɪsɪŋ/ enjoyable. 
 đầy hứa hẹn, triển 
 vọng PRESENTATION
 trace (n) :a sign that something 
 has happened or existed
 /treɪs/
 dấu hiệu, dấu vết, 
 vết tích PRESENTATION
 New words Pronunciation Meaning
 1. liquid (n) /ˈlɪk.wɪd/ chất lỏng
 2 temperature (n) /ˈtem.pɚ.ə.tʃɚ/ nhiệt độ
 3. atmosphere (n) /ˈæt.mə.sfɪr/ không khí
 trọng lực, lực hút trái 
 4. gravity (n) /ˈɡrævəti/
 đất.
 có thể ở được, phù hợp 
 5. habitable (adj) /ˈhæbɪtəbl/
 để ở.
 6. promising (adj) /ˈprɒmɪsɪŋ/ đầy hứa hẹn, triển vọng
 dấu hiệu, dấu vết, vết 
 7. trace (n) /treɪs/
 tích LESSON 5: SKILLS 1
WARM-UP
 Task 1: Work in pairs. Discuss the question
 PRESENTATION Vocabulary
 • Task 2: Read the text and match the highlighted words in 
 READING the text with their meanings. 
 • Task 3. Read the text again and answer questions. READING
 Read the text and match the highlighted words in the text with their 
 2 meanings.
1. liquid a. suitable for people to live in 4.promising d. the force that causes 
 something to fall to the 
2. gravity b. marks, objects, or signs that ground
 show that somebody or 
 something existed 5.traces e. showing signs of being 
 good or successful
3. habitable c. in the form of a substance 
 that flows freely and is not a 
 solid or a gas
 1. c 2. d 3. a 4. e 5. b READING
3 Read the text again and answer the following questions 
 1. What are humans still wondering nowadays?
 They are still wondering what planets in outer space might support life. 
 2. Why does a habitable planet need to have the correct amount of air?
 It needs to have the correct amount of air to hold an atmosphere 
 around it. 
 3. What happens if a planet is too small?
 Its gravity is not strong enough to hold an enough amount of air. 
 4. How long does a day on Mars last?
 Its day lasts for 24.5 hours. 
 5. Why can we not live on Mars?
 Because it is too cold and lacks oxygen. LESSON 5: SKILLS 1
WARM-UP
 Task 1: Work in pairs. Discuss the question
 PRESENTATION Vocabulary
 • Task 2: Read the text and match the highlighted words in 
 READING the text with their meanings. 
 • Task 3. Read the text again and answer questions. 
 • Task 4: Work in pairs. Tick (√) the boxes to show what 
 conditions a planet needs to support human life.
 SPEAKING • Task 5: Work in groups. Take turns to talk about the 
 conditions that are required for a planet to support 
 human life. SPEAKING
4 Work in pairs.Tick (√) the boxes to show what conditions a planet needs to 
 support human life. 
1. There must be enough liquid water on the planet.
2. The planet must have craters on its surface.
3. The planet must hold an atmosphere.
4. The planet must have at least two moons.
5. The planet must have enough oxygen in the air. SPEAKING
4 Can you add other conditions for a habitable planet? 
Some ideas: – The planet must experience at least two seasons. 
 – The planet's temperature of the planet must be 
 suitable for humans to live on it. 
 – There must be enough sources of energy on the 
 planet. 
 – The planet must be a comfortable distance away from 
 a star. 
 – The planet must rotate on its axis and revolve. 
 – The planet must hold an atmosphere. 
 – The stars around the planet must be stable. 
 – The planet must have carbon that is found in all living 
 things.