It takes 120 minutes for a man to ride his bicycle up the road to alpe d'huez in france. the vertical height of the climb is 1,120 m, and the combined mass of the rider and bicycle is 96 kg. what is the bicyclist's average power output, in w?

Explain how plate tectonics have changed earth’s surface over time. include the role of plate tectonics in the creation of landforms.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct