The bike that slows down
Open answerYou’re cycling along a flat road and you stop pedalling. The bike slows down and then comes to a halt.
A friend concludes: ‘That clearly proves you need force to keep the bike moving.’
What do you say to him?
You’re cycling along a flat road and you stop pedalling. The bike slows down and then comes to a halt.
A friend concludes: ‘That clearly proves you need force to keep the bike moving.’
What do you say to him?