Fact 1: Pushing on the pedals of a bike cause that bike to move.

Fact 2: Bike shoes allow a rider to pull during the whole pedal stroke.

Given the two facts above, answer the question "pushing with strokes on a bike cause that bike to what" with the following options: 
- Lift
 - bend
 - bounce
 - power
 - move
 - break
 - motion
 - speed


 

     move    