What are Lan and her father talking about?
Sources
Energy
Energy sources
What is Lan doing?
A project on energy sources
A project on saving animals
A project on saving environment
What does energy mean?
Power - we use to provide us with heat or electricity
Power - we use to provide us with light or electricity
Power - we use to provide us with light, heat or electricity
Where does energy come from?
coal, oil, natural gas, water, wind, and the sun
mountains, lakes, trees, and seas.
food, drinks, clothes, animals, and plants.
What are renewable sources?
Energy comes from coal, oil, and natural gas.
Energy comes from the sun, wind and water.
Energy comes from the sun, wind, and coal.
What are non-renewable sources?
Energy comes from coal, oil, and natural gas.
Energy comes from the sun, wind, and coal.
Energy comes from the sun, wind and water.
What does 'renewable' mean?
We cannot easily replace them.
We can run out of them.
We can easily replace them.
