Boulder''s kinetic energy
A boulder has 300 J of potential energy sitting on the edge of a cliff. What is the boulder's kinetic energy as it hits the ground?
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How has pop culture played a role in expressing solutions to social problems?
A 31 kg gun is standing on a frictionless surface. The gun fires a 54.2 g bullet with a muzzle velocity of 321 m/s. The positive direction is that of the bullet. Calculate the momentum of the gun immediately after the gun was fired.
What net force would actually be necessary to stop an automobile of mass 890 traveling initially at a speed of 52.0 in a distance equal to the diameter of a dime, which is 1.8 ?
List 2 types of macromolecules that have been partially digested by the time acid chime moves into the intestine. Where did the digestion take place, and what enzymes were involved?
Two identical piano wires have a fundamental frequency of 600 Hz when kept under the same tension. What fractional increase in the tension of one wire will lead to the occurrence of 6.0 beats/s when both wires oscillate simultaneously?
What are the three principle components of criminology proposed by Clarence Ray Jeffery?
A parachutist descending at a speed of 20.0 m/s loses a shoe at an altitude of 60.0 m. (Assume the positive direction is upward.)
Why is the rate of respiration in cold blooded animals slower in cold temperatures
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