All examples involve chemical energy except
A.working muscles using food
B.burning a candle
C.coasting downhill on a bike

Question

All examples involve chemical energy except 
A.working muscles using food
B.burning a candle
C.coasting downhill on a bike

abhisar · Answer

Hey there!
What do you think should be the correct option?

welshfella · Answer

which of these does not involve a chemical reaction?

anonymous · Answer

Haha! you maybe confused because you are assuming that the matabolisum is involved in 'coasting downhill on a bike'

anonymous · Answer

if you look up the deffinition of coast, it means move easily without power. Also, since both the other two options obviously involve chemical reactions then you should be able to get the answer without needing to know the deffinition.