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.
How to properly shut down or restart Windows XP. To shut down your computer in Windows XP click on the Start button () to open the Windows XP Start Menu as shown below: Once the Start Menu is open, please click on the red power button as indicated by the blue arrow in the picture above. This will open up the power options dialog box.