Question 1

different from what is usual or traditional

Accepted Answer

alternative

Question 2

fuel produced from plant material

Accepted Answer

biofuel

Question 3

a type of oil made from a variety of rapeseed that can be used for cooking or as a biofuel

Accepted Answer

canola oil

Question 4

the amount of energy that a person or organization uses in order to exist or operate

Accepted Answer

carbon footprint

Question 5

not producing carbon emissions

Accepted Answer

carbon neutral

Question 6

to get information / advice from a person, book, with special knowledge on a particular subject

Accepted Answer

consult (v)

Question 7

the amount of something that someone uses, eats, or drinks

Accepted Answer

consumption

Question 8

to say formally that something is wrong or unfair and try to have it changed

Accepted Answer

contest (v)

Question 9

a company that is owned and managed by the people who work in it

Accepted Answer

cooperative

Question 10

fuel used in the engines of vehicles, especially buses and lorries

Accepted Answer

diesel

Question 11

the power that comes from electricity, gas, solar, wind, etc.

Accepted Answer

energy

Question 12

Match definitions to words. a substance that is burned to provide heat or power

Accepted Answer

fuel

Question 13

electricity produced by the force of fast moving water such as rivers or waterfalls

Accepted Answer

hydroelectricity

Question 14

a liquid fuel used in cars

Accepted Answer

petrol

Question 15

damage caused to water, air, etc. by harmful substances or waste

Accepted Answer

pollution

Question 16

when you make or grow something

Accepted Answer

production

Question 17

energy from sunlight using solar panels

Accepted Answer

solar power

Question 18

where something comes from

Accepted Answer

source

Question 19

a machine with long parts at the top that are turned by the wind, used to make electricity

Accepted Answer

wind turbine

Question 20

the total amount that can be contained or produced

Accepted Answer

capacity

Question 21

something that is difficult and that tests someone's ability or determination

Accepted Answer

challenge

Question 22

involving a lot of different but related parts

Accepted Answer

complex

Question 23

a wall built across a river to make a reservoir that provides water for an area

Accepted Answer

dam

Question 24

a part of something

Accepted Answer

element

Question 25

using little electricity, solar power, gas, petrol,

Accepted Answer

energy-efficient

Question 26

using little electricity, solar power, gas, petrol

Accepted Answer

energy-efficient

Question 27

not harmful to the environment

Accepted Answer

environmentally-friendly

Question 28

relating to tests, especially scientific ones

Accepted Answer

experimental

Question 29

the purpose of something / particular responsibility of someone

Accepted Answer

function

Question 30

the production of energy in a particular form

Accepted Answer

generation

Question 31

a machine that produces electricity

Accepted Answer

generator

Question 32

a rule or situation that limits something

Accepted Answer

limitation

Question 33

the work needed to keep a road, building, machine, etc. in good condition

Accepted Answer

maintenance

Question 34

a system or group of connected parts

Accepted Answer

network

Question 35

a long tube inside which liquid or gas can move through

Accepted Answer

pipe

Question 36

a place for storing liquid, like a natural or artificial lake providing water to a city / area

Accepted Answer

reservoir

Question 37

a rod, forming part of a machine / engine, that turns in order to pass power on to the machine

Accepted Answer

shaft

Question 38

a tall, narrow structure, often square / circular, forming part of a building / standing alone

Accepted Answer

tower

Question 39

a machine through which liquid / gas flows & turns a special wheel with blades to produce power

Accepted Answer

turbine

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