Software providers release software updates
on a regular basis. however, most people feel
that they are unnecessary. discuss why it is
necessary to apply software updates regularly
and how these updates affect the performance
of the software programs.

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.