The initial speed of a bicycle at the top of a hill is 5.3 m/s. The bicycle accelerates downhill at 1.3 m/s2 for 8.0 seconds. What is the bicyclist's speed at the bottom of the hill?

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?