Why Does The Moon Shine
In ancient times, the moon was worshipped as a goddess who ruled the night. Since those ancient days, man has learned a great deal about the moon—and …
Why
Why Do Figs Have So Many Seed
The fig is one of the most remarkable fruits in the world. It has been valued as food by man since prehistoric times. At one time it …
Why Are The Colours In A Rainbow Arranged As They Are
We speak of ordinary light as being “white”; we call it white light, or sunlight. But this light is really a mixture of colors. When Sunlight strikes …
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Why Does Ice Float
Ice is solid. When the temperature is cold enough, liquid water be- comes into solid ice. Water expands greatly when it freezes. Ten liters of water make …
Why Is It Hot Inside The Earth
The outside of the earth is a crust of rock that is about 10 to 30 miles thick. When we go down into this crust. we find …
Why Is The Day 24 Hours
The only reason a day has 24 hours in it is that man has decided he would like to work out a time that way. Nothing occurs …
Why Are Some Stars Brighter Than Others
When we look up at the sky, we do not see too many differences among the stars. Some look a bit bigger, some are brighter than others. …
Why Do Trees Have Bark?
The outer portion of a woody stem or root is called “bark”. Sometimes it is hard to tell how much of the stem should be called bark. …
