Scientists have thought that magmas that form new crust at fast-spreading ridges rise up from the depths, quickly crystallize, and then push away from the ridge to form new ocean floor.
To stop a computer from overheating never keep a cloth or something else on the CPU or monitor. Also use the save energy option from properties so as to switch off the monitor when not in use. This will always help in keeping the computer cool and not overheating it.
Heat. Excessive heat from a malfunctioning fan, CPU, memory, video card or hard drive may cause your computer to shut down. You can replace the component that's overheating or replace a damaged fan to reduce your laptop's temperature.