Which factor does not affect the amount of water that can be stored in the ground? a) fractures in the rocks b) pores spaces in the rocks c) the existence of caverns d) elevation of sea level

Why should the united state be concerned about air pollution in china?

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics