More recently introduced terms such as 'annually laminated' are synonymous with varve. Of the many rhythmites in the geological record, varves are one of the most important and illuminating in studies of past climate change. Varves are amongst the smallest-scale events recognised in stratigraphy.
Computer Randomly Shuts Down: Possible Reasons. If your laptop or computer shuts down by itself randomly, then there can be many possible reasons for it. Knowing the problems due to which your PC keeps shutting down frequently will help you deal with them accordingly. Reason #1: Virus Infiltration.
1 My laptop won't shut down when the screen is black and when I press the power button nothing happens Forum. 2  SolvedNew laptop won't shut down properly after SSD installation Forum. 3  SolvedApple laptop randomly freezes and wont work until I force shut down. My laptop won't shut down when the screen is black and when I press the power button nothing happens Forum. 2  SolvedNew laptop won't shut down properly after SSD installation Forum. 3  SolvedApple laptop randomly freezes and wont work until I force shut down.