One particular descent goes from 2100m to 1600m. Assuming the work done against friction is 90% of the potential energy change of the cyclist and the cycle, what increase in speed in km/h can a rider attain by the end of the descend

In physics the desire of an object to keep doing what it is doing is termed?

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.