P3

Question 1

2 types of energy resources

Answer 1

Non-renewable
Renewable

Question 2

Renewable definition -

Answer 2

Unlimited supply of energy from natural resources

Question 3

Renewable advantages

Answer 3

Never run out
Environmentally friendly as don’t produce greenhouse gases or acid rain
Does not create radioactive waste products

Question 4

Renewable disadvantages

Answer 4

Don’t supply as much energy
Unreliable
Expensive

Question 5

What are wind turbines?

Answer 5

Electricity generator on top of tall tower which turns to produce electricity

Question 6

Wind turbine disadvantage

Answer 6

Noisy
Unsightly

Question 7

How does wave energy work

Answer 7

Water turns a floating generator

Question 8

How does hydroelectric power produce energy ?

Answer 8

Generators turned by water running downhill

Question 9

How does tidal power produce energy ?

Answer 9

Traps high tides and use them to turn generators

Question 10

How does geothermal power produce energy ? + method

Answer 10

Energy is released by radioactive substances in the earth

Water pumped into hot rocks underground which produces steam to drive turbine at the earths surface that generate electricity

Question 11

How does biofuel power produce energy ?

Answer 11

Fuel taken form living or recently living organisms

Question 12

Solar cell panels

Answer 12

Sunlight absorbed and used to make electricity

Question 13

Solar heating panel

Answer 13

Sun light is used to heat water

Question 14

Solar energy disadvantages

Answer 14

Expensive
Unreliable
Large area needed

Question 15

Hydroelectric dams disadvantage

Answer 15

Could result in flooding

Question 16

Tidal wave power disadvantage

Answer 16

Affects habitats of creatures and plants

Question 17

Renewable cost to install

Answer 17

Expensive

Question 18

Renewable cost to run

Answer 18

Cheaper

Question 19

Nonrenewable cost to install

Answer 19

Cheap

Question 20

Nonrenewable cost to run

Answer 20

More expensive

Question 21

Nonrenewable energy definition

Answer 21

Limited supply of energy resources

Question 22

Two types of Nonrenewable energy resources

Answer 22

Fossil fuels and nuclear power

Question 23

Three types of fossil fuels

Answer 23

Oil coal gas

Question 24

Fossil fuel advantages

Answer 24

Reliable
Produces a lot ofEnergy
Cheap

Question 25

Fossil fuel disadvantages

Answer 25

Releases carbon dioxide which leads to global warming and climate change Releases sulphur dioxide which can cause acid rain Will run out

Question 26

Nuclear power definition

Answer 26

Energy taken from atoms by nuclear fission

Question 27

What two types of fuel can be used in nuclear power

Answer 27

Uranium or plutonium

Question 28

Advantages of nuclear power

Answer 28

Produced no greenhouse gases Produces more energy than fossil fuels

Question 29

Disadvantages of nuclear power

Answer 29

Radioactive waste is produced Can be dangerous if there is an explosion as radioactive waste would spread over a wide area

Question 30

Features that could result in a very of energy demand

Answer 30

Time of day Time of year