E9-Unit 7- Líten

Welcome to our class
coal gas oil water population
solar energy cloudy
pollution country
roof
store instead
* New words :
1. solar panel :
tấm hấp thụ năng lượng mặt trời
The solar panel is installed on the roof of a house
2.(to) install
cài đặt
3. nuclear (adj) :
thuộc hạt nhân
4. affective
(adj):
có hiệu quả
 (adv)
affectively
The kind of power is produced by the heat from the sun
 Solar energy
How do you know the solar energy ?
Is it clean ? effective ?
* True or False prediction :
1. 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’s population
4. Solar energy can be used on cloudy days
5.All buildings in Sweden will be heated by solar energy in 2050
T
F
 … from the use of coal, gas, oil or nuclear power
√
√
√
√
 1% of the solar energy that gets to the Earth can…
√
√
…in 2015
*Listen again and fill in each blank with one word :
The sun can be an……………..source of power.
Solar energy doesn’t cause………………..
A lot of ……………..in the world are already using solar energy
It is possible to……….....solar energy for a number of days
Solar panels are………………on the roof of a house to receive the energy from the sun
We can save natural resources by using solar energy………………..of coal, gas and oil
effective
pollution
countries
store
installed
instead
* Complete the sentence :
Solar energy / provide / power / total population
Most / electricity / come / the use / coal / gas / oil / nuclear power.
We / use / solar energy / cloudy days
All building / be / heat / solar energy / 2015 / Sweden
1. Most of our electricity comes from the use of coal, gas, oil or nuclear power
2. Solar energy can provide enough power for the total population
3.We can use solar energy on cloudy days
4. All buildings will be heated by solar energy in 2015 in Sweden
Learn new words by heart
Write the summary on solar energy
Be ready for : READ