What causes a bike to move?
Coal power energy friction magic mechanical Human power Dog power Energy.
A B C D E F G H
Well, when riding a bike, human power is used to turn the pedals.
human power causes a bike to move
What causes a bike to move? (A) Coal power (B) energy (C) friction (D) magic (E) mechanical (F) Human power (G) Dog power (H) Energy.