Shingles is a condition characterized by pain, discoloration of the skin, and eruption of skin blisters along a sensory nerve. It is caused by the herpes zoster virus, the same virus that causes chicken pox. The herpes virus retreats into sensory neurons after chicken pox and remains dormant in the of the spinal cord until it is activated and causes a shingles outbreak.

b. to discover aspects of the natural world.

hopefully i .

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.