Daylight savings time-DST-2014
What is Daylight Savings Time
Originally introduced in 1784 by Benjamin Franklin, DST (Daylight Savings Time) is the time change that occurs in the Spring and Fall. In the Spring clocks are set one hour ahead,...
Why are some clouds dark in appearance?
A cloud is a visible mass of water (tiny water droplets and/or ice crystals) suspended in the atmosphere at a considerable altitude. Clouds are usually white in appearance whereas others can appear grayish an...
How deep is the Ocean?
The world's deepest point in the oceans is the Challenger Deep which is found within the Marianas Trench. The Marianas Trench is a depression (deep cracks) in the floor of the western Pacific Ocean. Marianas ...
What is the difference between an ocean and a sea?
Ocean and sea are two words that are used frequently and interchangeably (in writing and conversation) to mean the same thing: a continuous mass of seawater on the earth's surface. However, strictly speaking,...