Variation means differences.So, variation in species means differences among living things of the same species.
A species is a group of living things that are similar and can have babies together.Example: All humans are one species.
Even in the same species, no two are exactly the same!
In humans
A species is a basic group in living things used by scientists.
Living things of the same species:
Look almost the same
Have the same body parts
Live in similar ways
Can reproduce and have babies together
Energy Resources
Definition:
Energy resources are things from nature that give us energy to do work like lighting, heating, cooking, moving vehicles, and making electricity.
Main Types of Energy Resources
1. Renewable Energy Resources
These do not finish and can be used again and again.
Simple meaning:
Conservation is taking care of nature and resources so they are available for the future.
Examples:
Conserving forests – not cutting too many trees, planting new ones
Conserving water – turning off taps, not wasting water
Conserving electricity – switching off lights and fans when not needed
