Unit 7. Saving energy

Welcome to our class
oil
gas
coal
nuclear power
solar energy
petrol
1
2
3
4
5
6
Unit 7: Saving energy
Năng lượng mặt trời
1.Solar energy (n)
2.Solar panel (n)
NEW WORDS
4.the roof(n)
3.to install
5. cloudy (adj)
6. effective(adj)
7.to store
8.instead of(adv)
Lắp đặt
Pin mặt trời
Mái nhà
Hiệu quả
U ám ,có mây
Dự trữ
để thay thế
Năng lượng mặt trời
1.Solar energy (n)
2.Solar panel (n)
4.the roof(n)
3.to install
5. cloudy (adj)
6. effective(adj)
7.to store
8.instead of(adv)
Lắp đặt
Pin mặt trời
Mái nhà
Hiệu quả
U ám ,có mây
Dự trữ
để thay thế
solar energy
Listen and complete the blanks
With words provided
The sun can be an…………………. source of power
2. Solar energy doesn’t cause ……………..

3. A lot of ……………… in the world are already using
solar energy
4. Solar panels are installed on the ………… of a house
to receive energy from the sun
5.We can save natural resources by using solar energy
……………………of coal, gas and oil
roof
effective
pollution
countries
instead
Listen and write “T “ or “F”, If it is “ F” , correct it
Solar energy can be cheap and clean
2. Most of our electricity now comes from nuclear power
3.The solar energy that gets to the Earth cannot provide enough power for the world population.
4.Solar energy can be used on cloudy days.
5. All buildings in Sweden will be heated by solar energy in 2050.
T
T
F
F
F
2. Most of our electricity now comes from nuclear power
3.The solar energy that gets to the Earth cannot provide enough power for the world population.
5. All buildings in Sweden will be heated by solar energy in 2050.
 Most of our electricity now comes from THE USE OF COAL GAS, OIL OR nuclear power
The solar energy that gets to the Earth CAN provide enough power for the world population.
 All buildings in Sweden will be heated by solar energy in 2015.
CORRECT MISTAKES
speaking
How is solar energy?
A cheap, clean,effective source of power
How many percentages of solar energy are enough for the total population ?
1 percent
Where can we install the solar panels ?
On the roof of the house
Can we use solar energy on cloudy days?
Yes/ because/ stored for a numbers of days
@ Homework :
- Learn the new words
- Prepare” write”
- Practise speaking with friends
Good bye