A guy is riding his bicycle on road in the early morning at 8.7 m/s when he spots a large construction site 12.4 m in front of him. He applies the brakes and has an acceleration
of -2.7 m/s/s. Does the guy stop in time, or does he fall into the construction site?

Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )

An uplifted block of rock between two normal faults

How would doubling the made of an object change the objects potential energy