Your lab partner is studying the impacts of chewing gum (Sour Blue Rasberry Hubba Bubba) an hour before taking a test. She thinks she needs a placebo for the experiment, but isn't sure . What is your advice?

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.

its probably to later but whats the question