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It’s hard to (1) believe that just 200 years ago our main energy source was wood. Now we have a wealth of energy sources to choose from, including a growing range of (2) renewable energy technologies.
But what does the future hold? How can we keep (3) supplying energy to an ever-growing population? How much will it cost?
And what impact will the energy choices we make have on our living conditions and our planet?
In a report this year, the Internet Energy Agency experts electricity generation from renewable energy (4) sources to increase from 21 percent in 2012 to 33 percent by 2040. Morever, as battery technology inproves, it will be better able to support renewable energy sources, such as (5) solar and wind power.
Innovation in energy storage has already resulted in graphene technology used in batteries, which may be able to store more energy than existing lithium batteries.
1.sources/you/some/can/name/non-renewable/?
- Can you name some non-renewable sources?
2. source/solar/a/renewable/is/energy/energy/of/.
- Solar energy is a renewable source of energy.
3. leave/off/you/home/the/light/turn/should/before/you.
- You should turn off the light before you leave home.
4. should/to/electricity/how/we/do/save/?
- How should we do to save electricity?
5. protect/in/energy/environment/we/use/wind/future/may/to/the.
- We may use wind energy in the future to protect environment.
6. source/of/environment/are/good/energy/renewable/for/.
- Renewable source of energy are good for environment.
7. solar/solar/power/panels/we/through/get.
- We get solar energy through solar panels.
1.How many types of energy sources are mentioned in the text? What are they?
Two. They are renewable and non-renewable.
2.What are the disadvantages of hydro and nuclear power?
Hydro power is limited because dams cannot be built in certain areas. Nuclear power is dangerous.
3.Why do you think the wind and the sun are called alternative sources of energy?
Because they are natural sources of power and we use them instead of non-renewable sources to get the electricity we need.
4.What types of energy does Viet Nam use most?
We use non-renewable sources of energy the most but we are increasingly using hydro power.
5.What does the professor think Viet Nam will use more in the future?
He thinks Viet Nam will use the wind and the sun as alternative sources of energy in the future
1. Tet is the best festival to me
2. That celebrates the arrival of spring in Vietnam every year
3. There are many customs of Vietnamese people on Tet holiday. For example, they often visit their relatives, friends and temples. Some people visit the graves of their ancestors in their homeland. Before Tet holiday begins, people decorate and clean their house carefully to have a wonderful time with their family...
Đọc và trả lời câu hỏi
Fossil fuels are non -renewable energy soircecs.They include oil,coal,and natutal gas.They can be used to create energy, generate electricity,or drive big machinery.Unfortunately,they are harmful to the environment. Viet Nam still relies mostly on non-renewable energy sources, however,hydro power is increasingly used here too.
Hydro and nuclear power can generate a great deal of energy. They are renewable and plentiful.However,hydro power is limited because dams cannot be built in certain areas.Nuclear power can provide enough electricity for the world´s needs, but it is dangerous.
The sun and the wind are other alternative sources of energy.
1)What are non-renewable energy sources?
Fossil fuels are non -renewable energy soircecs.
2)What can non-renewable energy soirces be used?
They can be used to create energy, generate electricity,or drive big machinery.
3)Why is hydro power limited?
Because dams cannot be built in certain areas
4)Can nuclear power provide enought electricity for the world´s needs?
Yes, it can
#Yumi
mình làm bài này rồi chỉ kiểm tra cho chắc ăn
Ex1. Use the correct form of words:
1. Nuclear energy can provide enough ..electrity.... for the word's need, but it is ..dangerous.. (electric/ danger)
2. Coal is ..limitative.. and it will be ..replaced.. by another .renewable.. sources. (limit/ replace/ renew)
3. Wind power is ..convenient.. and .abundant.. (conveniene/ abundance)
4. Renewable source won't cause .pollution.. or waste ..natural. resources. (pollute/ nature)
5. By using solar energy the prolem of the energy ..shortage. will be solved. (short)
1. Solar panel | 2. power plant | 3. renewable | 4. pollution |
5. natural gas | 6. Non-renewable | 7. Nuclear power | 8. wind turbines |
1. Solar panels are expensive to buy, but they save a lot of money by taking energy from the sun.
(Các tấm pin mặt trời đắt tiền để mua, nhưng chúng tiết kiệm rất nhiều tiền bằng cách lấy năng lượng từ mặt trời.)
2. He works at a coal power plant. It produces the electricity for Springfield Town.
(Anh ấy làm việc ở nhà máy điện than. Nó sản xuất điện cho Thị trấn Springfield.)
3. The good thing about renewable energy like solar power is that it never runs out.
(Cái hay của năng lượng tái tạo như năng lượng mặt trời là nó không bao giờ cạn kiệt.)
4. Non-renewable energy sources like coal causes a lot of pollution which is bad for the environment.
(Các nguồn năng lượng không tái tạo như than đá gây ra nhiều ô nhiễm môi trường.)
5. My cooker uses natural gas. We have to replace the bottles twice a year.
(Bếp của tôi sử dụng gas tự nhiên. Chúng tôi phải thay thế các chai hai lần một năm.)
6. Non-renewable sources like coal and oil cannot last forever.
(Các nguồn không thể tái tạo như than đá và dầu mỏ không thể tồn tại mãi mãi.)
7. Nuclear power is a very powerful energy source, but it can be very dangerous.
(Điện hạt nhân là nguồn năng lượng rất mạnh nhưng có thể rất nguy hiểm.)
8. He repairs the wind turbines when they break down and stop turning.
(Anh ấy sửa chữa các tua-bin gió khi chúng bị hỏng và ngừng quay.)
unlimited / dangerous / available / exhaustible / polluting
1. Nuclear power produces a lot of energy but it is___dangerous_______ .
2. Renewable energy is also called "clean energy” because it is not______polluting____ .
3. Coal, oil and natural gas are___exhaustible_____ , so we have to use them economically.
4. Biogas is an__avaible______ source of energy for cooking in rural area.
5. Natural resources are not___unlimited______ , so we mustn't waste them.
1 dangerous
2 polluting
3 available
4 exhaustible
5 unlimited
1. It get 10% from nuclear power.
\(\Rightarrow\)It gets 10% from nuclear power.
2. How much energy does Maple Falls get from renewable source ?
\(\Rightarrow\) How much energy does Maple Falls get from renewable sources ?
3. It gets 20 renewable sources.
\(\Rightarrow\)It gets 20 renewable resources.