A cyclist is travelling down a hill at a speed of 9.2ms-1. The hillside makes an angle of 6.3° with the horizontal. Calculate for the cyclist, the vertical speed and horizontal speed.

Most energy in an ecosystem comes originally from_

If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?