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.
- Article 573. Microsoft Windows offers several ways to shut down or restart your computer, one of which is via the command prompt. To access the command prompt window from Vista or Windows 7: 1  Go to the Start menu. 2  Type cmd in the Search field. 3  Press Enter.