Energy Use Around the World › Revision notes
Energy Use Around the World — Revision notes
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Brain dump
Before you look at anything else, write down everything you can remember about this lesson: key words, facts, examples. Spelling doesn't matter. Then see which of the 16 key terms you remembered.
Everything else on this page is hidden until you're done. No peeking!
Ones you missed. Read these, then try again tomorrow:
Key terms
- Electricity
- Energy carried by tiny charged particles moving through wires
- Energy resource
- What electricity is made from, such as sunlight, wind or coal
- Renewable energy resource
- An energy resource that nature tops up quickly, so it won't run out
- Non-renewable energy resource
- An energy resource that took millions of years to form and can't be replaced quickly
- Photovoltaic panel
- A solar panel that turns light from the Sun straight into electricity, with no moving parts
- Turbine
- Blades spun round by wind, flowing water or steam, which drive a generator
- Hydroelectric power station
- A power station where flowing water spins the turbine
- Generator
- Driven by a spinning turbine, it makes the electricity
- National grid
- The network of cables and transformers that carries power to homes and buildings
- Fossil fuel
- Coal, oil or natural gas, formed from the remains of things that lived long ago
- Carbon dioxide
- A greenhouse gas released when fossil fuels are burned
- Greenhouse gas
- A gas that traps heat in the atmosphere and adds to global warming
- Uranium
- The fuel used in nuclear power stations, mined from the ground
- Nuclear fission
- Splitting atoms apart to release energy
- Human Development Index
- A score from 0 to 1 built from how long people live, education and income
- Fuelwood
- Wood that families burn as fuel, often for cooking on open fires
TERM — tap to reveal
What this lesson covers
How well do you know each one? Be honest: red means go back over it.
- Explain the difference between renewable and non-renewable energy resources
- Describe how solar panels, wind and flowing water are used to make electricity
- Outline how fossil fuels formed and how a coal power station makes electricity
- Explain why nuclear power is non-renewable but not a fossil fuel
- Compare energy use in more developed and less developed countries
- Describe how life changes for people with no electricity at home
Test yourself
Cover the answer, say it out loud, then check the full quiz on the lesson page.
- Photovoltaic solar panels turn which of these into electricity?
- Which of these is NOT a fossil fuel?
- About 4% of people live in the United States. What share of energy do they use?
Topic quiz
20 questions on this topic only — not mixed with anything else, one at a time.
Question 1 of 20
Score: 0 out of 20
Spelling challenge
Read the definition, then type the correct spelling of the term. Uses the same terms as above.
Score: 0/0