Why is water wet?

My Science School




Quicksearch
Random Quotes
"If knowledge can create problems, it is not through ignorance that we can solve them."

Physics

When will a car engine stall?»
             A car engine will stall-that is to say, it ...
What is fire?»
           Fire is the outward sign that oxygen is combining ...
What makes a Boomerang come back?»
               It is the built-in-skew or twist in a ...
Why are convection heaters so-called?»
             Heating appliances specially designed to ...
Why do bats make high-pitched sounds?»
Bats use high-pitched sounds to find their way about. They are nocturnal animals. That is ...

Chemistry

Why does smoke go up the chimney?»
               Smoke will rise up the chimney ...
What is fire?»
           Fire is the outward sign that oxygen is combining ...
What is dry ice?»
               Dry ice is frozen carbon dioxide. ...
How is Ink made? »
               Ink is made from a pigment, or dye, ...
Why does iron go red when heated?»
Iron goes red when heated because its atoms radiate vibratory waves of an electromagnetic ...

Biology

Why does bread have holes in it?»
            The holes in a piece of bread are made by bubbles ...
WHY IS DDT DANGEROUS?»
               After extensive us as a pesticide, ...
What is Photosynthesis?»
            Photosynthesis is the process by which green ...
Why are vampire bats dangerous?»
          Vampire bats are dangerous because they carry rabies and ...
Where would you find a red Giant?»
            You would find a Red Giant on the Sierra Nevada ...