4) A 60 Kg person (132 pounds) has a kinetic energy of 58800 Joules as they reach the ground after falling off a 100 m cliff. With what speed do they reach the ground? (use the
equation to figure out what information you need and what information you don't need)

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l

Explain what will happen if decomposers were apsent from a forest ecoysystem.