the sounds you make when you speak
voice
a ship that can go under water
submarine
Computer technology that creates an unreal world that looks and feels real. You can move around and do things in this world.
virtual reality
dirty or poisonous substances that make the environment unhealthy
pollution
a liquid fuel used to power vehicles
petrol
to have the same opinion
agree
to have a different opinion
disagree
to give something energy like electricity or solar energy
power
fuels like coal and oil that come from ancient life forms
fossil fuels
areas with grass, trees, and plants
green spaces
small pieces of medicine you swallow
pills
the solid ground of the earth
land