Choose the correct answer.

A: What's your favorite type of renewable energy?

B: __________________ It's clean and abundant.

Choose the correct answer.

A: Do you think solar energy is expensive?

B: __________________, but the cost of solar panels has decreased significantly in recent years.

Choose the correct answer.

A: ________________________

B: It's energy that comes from the heat of the earth's core.

Choose the correct answer.

A: Why do some people oppose nuclear power?

B: _________________________

Choose the correct answer.

A: In my opinion, hydropower is a reliable energy source because it's a predictable and consistent source of renewable energy.

B: ____________________

Choose the correct answer.

A: What's your opinion on using fossil fuels for energy?

B: ___________________, and we should shift towards renewable energy sources.

Rearrange the conversation.

• Yeah, first, try turning off lights and unplugging electronics when not in use.
• Good idea, what else can I do?
• Thanks, I'll give those a try!
• Hey, do you have any tips on saving on electricity bills?
• Using energy-efficient light bulbs and appliances can also help cut down on costs.

Rearrange the conversation.

Hey, have you thought about installing solar panels on your roof?

• It depends on the size and type of system you want.
• Solar panels? What are they for?
• Oh, that sounds interesting. How much does it cost to install them?
• They can produce electricity from the sun and save you money on your electricity bills.
• Hmm, maybe I'll look into it. Thanks for the suggestion!

Fill in the blanks to complete the conversation.

Nam: Have you ever considered using solar power at your home?

Bao: Solar power?

Nam: It's a renewable energy source that uses the sun to produce electricity..

Bao: Oh, I see. But is it expensive?

Nam: , but it will save money in the long run by reducing our energy bills.

Bao: Maybe I should look into it.

Nam: It's a great way to use clean energy and help the environment.

Fill in the blanks to complete the conversation.

Evan: Hey, have you ever heard of wind power?

Sam:

Evan: It's a type of renewable energy that uses the power of the wind to generate electricity.

Sam: That sounds interesting.

Evan: Large wind turbines are placed in areas with strong winds.

Sam: Is it an effective source of energy?

Evan: Yes, it is. It's a great alternative to fossil fuels because it's clean and renewable.

Sam: That's amazing.

Evan: Me too.

Listen and choose the correct answer.

Thousands of years ago, China used windmills for _______.

Listen and choose the correct answer.

There are ________ of US states that produce wind energy on a large scale.

Listen and choose the correct answer.

A windmill blade can be as long as ___________.

Listen and choose the correct answer.

What controls the blade's direction?

Listen and choose the correct answer.

Kinetic energy is converted into electricity by _________.