7. Sınıf Pasifik Yayınları İngilizce Ders Kitabı 9. Ünite Environment Cevapları
7. Sınıf Pasifik Yayınları İngilizce Öğrenci Ders Kitabı 9. Ünite Environment Sayfa 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116 Etkinlik Soruları ve Cevapları
MIDDLE SCHOOL STUDENT’S BOOK
Look at the pictures. Which ones are good for th environment? Put a tick (✓)
- Resim: ✓
- Resim: ✓
- Resim: ✓
- Resim: ✓
Answer: What kind of energy do you use to heat your home?
Suggested Answer Key:
We burn wood / coal.
We use natural gas / eiectricity, ete.
Listen to the dialogue and answer: Why must they lower the thermostat?
Because they have to save energy.
Tapescript (Track 16) (Dinleme metni)
Mother: Charles, it’s hot in here. Lower the thermostat by a few degrees, please.
Charles: Why, mum? I like it warm.
Mother: Because we have to save energy. If we save energy, we can protect the environment. We must take action.
Charles : What should we do for our environment?
Mother : For example, we have to start using public transportation and stop eating junk food.
Charles: Oh, yes. Must we plant trees, too? I know rain forests are very important because they are necessary for oxygen.
Mother : Yes, you are right. We must plant trees, but it helps a liftle. We have to stop destroying forests.
Mother : Because we need forests for water.
People mustn’t cut the trees down or burn them.
Charles: Why do they cut them down?
Mother: Because they want more land to build houses or to plant food. We are using up ali the resources of the Earth. We should use solar or wind energy. They are renewable energy sources.
Charles: We should do small thlngs at home to save water and electricity. Our teacher always says, “We must learn more about energy efficiency.”.
Mother : Yes, dear. She Is right. Now first, lower the thermostat and then unplug your Computer because you are not using İt.
Charles: OK, mum. I will. Do we have to recycle, too?
Mother : Yes, we have to. Let’s şort out our rubbish.
Listen again and tİck (✓)the sentences you hear.
- We have to save energy. ✓
- We mustn’t use solar or wind energy.
- What should we do for our environment? ✓
- People mustn’t cut the trees down. ✓
- We have to ride bicycles.
- Do we have to recycle? ✓
Work in pairs. What must you do at home to save energy?
Read the example and the keywords. Ask and answer questions and give instructions.
What should we do to recycle? Read the keywords and tell your friends what to do.
Answer: What threatens the environment?
Pollution, global warming, cutting down the trees, etc. threatens the environment.
Listen to the dialogue and match the words with the pictures.
How does the process of the greenhouse effect work? Listen again and put these sentences in order.
- Earth’s surface cools at night and the heat goes back into th: C
- The greenhouse gases trap some of the heat and the Earth stay warm. A
- Earth’s surface warms up in the sunlight. B
Write true (T) or false (F).
Global warming is an increase in the Earth’s temperature. (T)
Humans are not responsible tor the pollution. (F)
Greenhouse gases trap the heat. (T)
Climate can change in a few hours. (F)
Why are humans responsible for the pollution of the environment? Read the keyvvords. Give explanations and reasons.
Because so detergents – pollute water – fish die
always use cars – cause 60% of air – pollution
factories – give out greenhouse gases – global warming – increase
not cause damage – use eco-friendly deodorants
air-not fresh – burning wood /coal – give out smoke
pesticides – pollute environment – harmful Chemicals
Pesticides pollute the environment because the harmful Chemicals.
Detergents pollute the water, so a lot of fish die.
Suggested Answer Key
- Do not always use cars because cars cause 60% of air-pollution.
- Factories give out greenhouse gases, so global warming increases.
- People must use eco-friendly deodorants because they don’t cause damage.
- If people burn wood or coal, the air is not fresh because it gives out smoke.
Answer: Where can you learn the news about environmental events?
We can learn the news about enviromental issues from newspapers, magazines or TVs.
Read the newspaper extracts and write the suitable headings.
Becoming Extinct – Global Warning – A Big Step
1: Global Warning
NASA said global land and ocean average surface temperature for the January-October 2014 period was 0.68 degrees Centigrade above the 20th century average. The warm vveather across the globe caused this high October temperature. We have to stop global vvarming.
2: Becoming Extinct
A new study says the vvarmer vvater temperatures are stressing corals. Corals become white because they cannot find their natural food in the warm vvater.
3: A Big Step
Oct 1,2014 – California banned single-use plastic bags. Grocery Stores give them out every day. These bags are everywhere and also in the Pacific Ocean. They are choking sea turtles and other marine life. Beginning in 2016, large groceries have to stop using these bags. They must use eco-friendly bags.
ANSWER THESE questions:
What threateos the sea turtles and the marine life?
- Plastic bags threaten sea turtles and sea marine.
What do the grocery Stores in California have to use in 2016?
- They have to use eco-friendly bags.
What happens to the corals in warmer sea water?
- They become white because they cannot find their natural food in the warm water.
Was average temperature higher or lower than 20th century average?
Work in pairs. Talk to your friend about writing a roport or an advertisement. Give instructions about what to do.
-Let’s make an advertisement.find a slogan first.
– OK .I will. You should help me to find a photograph , too.
Write a short report or an advertisement about environmental issucs.
Suggested Answer Key
Pollution is a very big danger for the environment. Factories, cars, Chemicals cause pollution. Pollution kills trees and plants and also pollutes the water. Planet cannot live and people cannot live, too because there is not enough oxygen.
Answer Do you like making experlments? Why/ Why not?
Look at ttıe pictures. Üsten to the experiment the pictures and number the pictures.
Tapescript (Track 18) (Dinleme metni)
First, take two ciear cups, some soil, seeds and tape. Second, add some soil to one of the cups. Plant the seeds. Then, tum the other cup upside down and put it on the other cup. Secure with some tape and make three small holes on the top. You should water it every day and wait for the carrots.
First describe the steps of the experiment in part 18 to your friends. Then write the experiment in the box below briefly.
Suggested Answer Key
You need 2 cups, soil, seeds and tape. First put some soil in ona of the cups. Second plant the seeds and add a little water. Then put the other cup on it upside down. Stick them together with some tape and make small holes on the top. Water it every day.
Work ın pairs. Make and respond to suggestions. Use the clues.
It is too hot here.
You should turn the air conditioner on.
Oh, I shouldn’t do that.
Because it uses a lot of energy.
You should use a ventilator then.
What happens if we take or do not take precautions to protect our world? Prepare a poster and show it.
If we don’t take precautions …
We can have infectious diseases. Agriculture
There won’t be enough food.
We will have fewer rain forests.
Rain forests are important because they are necessary for oxygen.
We won’t have enough water supply and there will be water wars.
There will be erosions.
Some species vvill be extinct.
There will be loss of habitat.
Read the sentences and give points to yourself between 0 and 5.
At the end of this unit, I can…
describe simple processes,
give and respond to simple instructions,
teli someone what to do.