P1.4 Generating electricity

Question 1

What drives electricity generators in power stations?

Answer 1

Turbines

Question 2

What is the main fuel used in power stations?

Answer 2

Uranium

Question 3

what is a biofuel?

Answer 3

a fuel obtained from living or recently living organisms.

Question 4

What is a renewable energy?

Answer 4

An energy that can never be used up

Question 5

What do solar cells do?

Answer 5

Transfer solar energy directly into electricity.

Question 6

Where is geothermal energy produced?

Answer 6

Inside the earth.

Question 7

How are greenhouse gases produced?

Answer 7

By burning fossil fuels

Question 8

Name a disadvantage of nuclear fuels.

Answer 8

They produce radioactive waste.

Question 9

What gas, released by burning coal, causes acid rain?

Answer 9

SO2 (Sulphur Dioxide)

Question 10

What is the national grid?

Answer 10

Network of cables and transformers used to transfer energy from power stations to consumers

Question 11

What transformers are used in the national grid?

Answer 11

Step-up and step-down transformers.