How is natural gas produced?- natural gas for kids The most important gas that we use as a source of energy is natura…

Several layers of air surround our planet.  Together, these are known as the atmosphere.  The layer nearest to the …

Pour a teaspoonful of salt into a glass of water. Now stir it and watch the salt slowly disappear from sight. It i…

When you pump up your bicycle tires or football, you are making use of compressed air. Inside a bicycle pump is a sma…

Blow up a balloon and then let it go. The force of the high-pressure air coming out of the neck makes the balloon ru…

Look out of your window. Is the air moving? It is probably moving enough to make the branches on the trees sway sli…

Look out of your window. Is the air moving? It is probably moving enough to make the branches on the trees sway sl…

What is an airfoil? When an airfoil moves through the air, it produces lift because the force of the air pushing dow…

Do you realize that we live at the bottom of an ocean of gas?  This ocean of gas is called the atmosphere.  It is …

What is the Composition of Air? About one-fifth of the air is oxygen.     Human beings and other animals wou…

Have you ever wondered what everything in the world is made from?  The answer is matter. Matter is anything that t…