A Biofuels are a source of renewable energy; describe what is meant by a biofuel.
PHYSICS · Multi-part · GCSE · Physics · Energy · Energy
Problem
1. a Biofuels are a source of renewable energy; describe what is meant by a *biofuel*.
(a) Biofuels are a source of renewable energy; describe what is meant by a *biofuel*.
(b) Name three other sources of renewable energy.
(c) List three advantages and three disadvantages of biofuels compared to using petrol in cars.