The plants in a red-tailed hawk's food chain produce 3 million kcal of chemical energy per day. How much energy is available to the hawk's trophic level, assuming 90% loss at each level?

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.