Calculate the power required of a 60-kg person climbs a tree 5 meters high in 10 seconds. Acceleration due to gravity is 10 m/s2.

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

If steel is more dense that lake water, why can a boat float

Three charge are arranged as shown in the diagram. the magnitude of the net electrical force acting on the +6 uc charge, rounded to the tenths place, is .