science homework plz plz help!?

Question

here are a couple of q.s

why can wood be described as a renweable energy resource?

give two renewable energy resources.

when wood burns, chemical energy in the wood is transformed into . . . . . . . . . . . . energy, which is transformed to the surroundings.

give two substances which pollute the enviroment when fuels burn:

1st carbon monoxide
2nd ?

Answer 1

1) Because it is not permanently depleted when used.
2) wind and hydroelectric energy
3) thermal
4) sulfur dioxide (SO2)

Answer 2

Oh that's easy!
1.Wood can be described as a renewable energy resource because you can plant new trees, use those, plant more.... renewable is anything that you can keep replinishing at a constant rate.

2.Two other renewable energy sources are the sun and water!
3. not too sure
4. carbon monoxide and soot (see those big semi-trucks with black stuff near the pipe on the cab? That's soot from the burning of fuel)

Answer 3

1) BioFuel (Soya Bean Oil Fuel)
2) Wind Energy
3) Solar Energy
4) Tidal Energy

Polluting Substance
1) CFC gas
2) Phosgene

Answer 4

Chernobyl possibly has the main ideas on it, even though if in case you opt for something a splash nearer to abode attempt finding up ideas on Dounreay, between the earliest British nuclear flowers interior the united kingdom.