SOURCES OF ENERGY
VOCABULARY & GRAMMAR
Write the name of the type of energy in each blank based on the characteristics.
1. ______________ - It's a clean source of energy. Sailboats couldn't move without this power.
2. ______________ - It can be found in only some places of the earth. It comes from the depth inside the earth.
3. ______________ - This energy can be dangerous. It was used to make bombs in World War II.
4. ______________ - They will be run out within a relatively short time. The first letters of the words are both "f".
5. ______________ - We can make this energy almost every day. Panels are used to create this energy.
6. ______________ - When it moves from a high place to a lower place, it makes energy. This energy is used to
create electricity.
READING AND WRITING
Read about the advantages and disadvantages of each type of energy sources in the table, then write about it.
Sources of energy
Type of energy
Advantages or disadvantages
Solar energy
Renewable
- plentiful
-clean and safe to the environment
- solar panels on the roofs of houses can create enough energy for a home
Wind energy
Renewable
- if the wind does not blow, there is no wind energy
- three is a lot of wind
Petroleum
Nonrenewable
- supply power for most machinery
- limited, and polluted to the environment
Nuclear energy
Nonrenewable
- it can be very dangerous
- unlimited: nuclear energy can provide enough electricity for the world's
needs for hundreds of years.
Water power
(hydroelectric power)
Renewable
- dams cost a lot of money; it may damage the environment
- unlimited, it gives energy without pollution
(example)
Source of energy
Advantage
Disadvantage
READING
I. Read the following passage, and then tick ()the correct answers: true (T) or false (F)
Energy is very important in modern life. People use energy to run machines, heat and cool their homes, cook, give
light, transport people and products from place to place. Most energy nowadays comes from fossil fuels such as
petroleum, coal, and natural gas. However, burning fossil fuels causes pollution. In addition, if we don't find new kinds of
energy, we will use up all the fossil fuels in the 21st century. Scientists are working to find other kinds of energy for the
future. What might these sources of energy be?
True
False
1. Energy is of great importance in modern life.
2. Energy is used to produce a lot of electrical things.
3. Burning fossil fuels causes pollution.
4. Fossil fuels are limited
5. Everyone tries their best to find other kinds of energy for the future.
II.