Consuming energy resources Flashcards

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1
Q

Biofuel

A

Energy and fuel made from living material such as crops and vegetation

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2
Q

Climate change

A

The changing characteristics of the climate and seasons in regions across the world

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3
Q

Deforestation

A

The removal of trees and woodland

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4
Q

Energy deficit

A

A country that generates less energy than its population needs

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5
Q

Energy security

A

When a country has ownership and control of their energy source, production and transportation

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6
Q

Energy surplus

A

A country that generates more energy than its population needs

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7
Q

Fossil fuels

A

Non-renewable sources of fuels which take hundreds of thousands of years to form from dead vegetation and animals

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8
Q

Fracking

A

The process of releasing trapped natural gas from shale rocks, fracking involves pushing high-pressure liquids underground to cause the shale rocks to crack

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9
Q

Geothermal energy

A

Water is pumped deep underground to be heated by magma plumes, the hot water creates steam, which turns turbines to generate electricity

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10
Q

Greenhouse gases

A

Gases which absorb and emit radiation

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11
Q

Hydroelectric energy

A

A form of energy which uses moving water to turn turbines and generate electricity (dams)

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12
Q

Importing

A

Buying resources from another country for example foods

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13
Q

Non-renewable energy

A

A source of energy that will run out or will take thousands of years to replace such as fossil fuels

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14
Q

Nuclear fusion

A

The process of joining atomic nuclei together to produce energy

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15
Q

Oil spills

A

Accidents where oil leaks from pipes or oil rigs

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16
Q

Open-cast mines

A

Mining that involves removing the top layer of soil to extract fuels, all wildlife and vegetation living on surface is destroyed

17
Q

Recyclable energy

A

Energy produced from sources that can be renewed even though there is a limited amount of fuel

18
Q

Renewable energy

A

Primary energy that can be re-used to produce electricity meaning any used can be replaced quickly

19
Q

Secondary energy

A

The product of primary energy, mostly electricity

20
Q

Solar energy

A

Where solar panels absorb sunlight and converts it into energy

21
Q

Sustainability

A

Trying to manage resources in a way which meets the demands for the present while thinkings about the impacts for the future

22
Q

Tar sands

A

Sands which contain bitumen this can be extracted in a process which uses a lot of water and energy

23
Q

Tidal energy

A

Energy powered by the changes of the tide, turbine built on seabed turned by the water when sea goes out

24
Q

Wave energy

A

Energy created by waves, small turbines located in buoys floating on the sea

25
Q

Wind energy

A

Energy created by wind, wind turbines generate energy as they turn