Category : Science
How Ocean water is so salty ?
The ocean is made up of salt water, which is a combination of fresh water, plus minerals collectively called "salts." These salts...
What is electric current?
Electric current results when electric charges move - these may be negatively charged electrons or positive charge carriers - positive...
What to do when You Feel sad or Upset and Don't Know...
Is it really possible to be depressed and not know it? After all, depression is a serious clinical diagnosis....
