These are made from the remains of dead plants and animals that lives millions of years ago
List the different types of renewable energy
Wind
Wave
Solar
Hydroelectric
Geothermal
Biomass
Explain nuclear fission
This is when the large nucleus of the uranium atom is surrounded with neutrons, it splits into two and converts its nuclear energy into huge quantities of heat energy
Explain nuclear fusion
This happens when two smaller nuclei combine to form a new nucleus. When they fuse it releases a very large quantity of energy
What is nanotechnology?
This is the science of the very small
List the uses of nanotechnology
It is used to produce new devices that cost less to make and need less energy
Make batteries and solar cells more efficient
Build more sturdy, corrosion-proof and lightweight devices