Test: Click Reset. Click Advance year a couple times. Add as many bears to the forest as possible. Then go forward a couple more years. Select the DATA tab. Which populations were hurt by adding bears?

For the following, determine the type of reaction and then give products.

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.