1
This is a type of energy that makes lights, TVs, phones, and machines work. What is this?
Electricity
Which of these is not a fossil fuel?
a) coal
b) Petrol (gasoline)
c) wood
c) wood
Say a common word for coal, oil, and natural gas.
Fossil fuel
Name a place where we make electricity.
Power station
It is a small thing that stores electricity. What is this?
Battery
What fuel do buses and trucks often use?
Diesel
What is hydroelectric power?
Electricity made from moving water
What are the three main fossil fuels?
Coal, oil (petrol/diesel), and natural gas.
Name three common alternative (renewable) sources of energy.
Solar energy, wind energy, and hydroelectric power (or geothermal, biomass). (Any three main ones are acceptable.)
What does a turbine do?
A) Stores energy
B) Produces heat
C) Spins to generate electricity
D) Cools water
C) Spins to generate electricity
How do we make electricity from fossil fuels? (simple)
We burn the fuel to heat water → make steam → the steam turns a machine that makes electricity.
What does “renewable energy” mean?
Energy from sources that will not run out (like sun or wind).
What is the difference between fossil fuels and renewable energy?
Fossil fuels will finish one day. Renewable energy (sun, wind, water) will not finish.
Which alternative energy source is the most common in the world for making electricity?
Hydroelectric power
What gas is mainly responsible for global warming?
Carbon dioxide (CO₂)
Which country has the most solar power capacity in the world?
China
Using underground heat to produce steam that turns turbines is ....?
geothermal energy
It is a machine that produces electricity. What is this?
A generator
Which type of energy is produced from splitting atoms?
Nuclear energy
Which type of energy is produced from the movement of ocean waves?
Tidal energy