Tag Archives: Rain

What is the difference between a lake and a pond?

Generally, a pond is described as a small body of still water without an outlet.  Lakes are usually much larger and deeper and often are fed by rivers and streams. Generally, lakes differ from ponds in size.  A lake is commonly descried as a large body of water with land all around it. A pond …

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Why is it cooler in the mountains?

Probably  you have noticed that it is usually much cooler in the mountains than in nearby lowland places. This is because the higher  up you go, the less air there is above you.  The air becomes colder because it cannot absorb as much heat as it is able to hold at sea level. Perhaps the …

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What causes rain?

You know rain falls from clouds.  Have you ever wondered how raindrops happen to be in clouds? Moisture is constantly evaporated from the earth’s surface by the warmth of the sun.  the invisible water vapor is carried upward by currents of warm, rising air.  As the moisture-loaded air rises it cools. As the air cools, …

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How was the grand canyon formed?

One of the great natural wonders of the world is Arizona’s Grand Canyon of the Colorado River.  The whole gorge is 217 miles long and, from rim to rim, 4 to 18 miles wide. One of the most amazing things about it is that it was made by a river!  Almost hidden between the canyon …

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Why is a desert dry?

Deserts cover nearly a fifth of the earth’s surface.  We would probably describe a desert as a hot, barren land where it hardly ever rains—a land so dry that few plants can grow on it, and where other forms of life also find it difficult to exits.  The desert we have just described occupies nearly …

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What is a rain forest?

A rain forest is a very dense and dark forest that grows in a land where the rainfall is very heavy.  A rain forest is a large, very thick forest in a land where rain is very heavy throughout the year.  The closely crowded trees need at least 80, and often much more, inches of rain each …

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What is Artesian well?

An artesian well needs no pump.  It spurts out of the ground like fountain.  There is more water in the world than in our oceans, lakes and streams.  A good deal of water can be found beneath the ground. Springs are formed when water from rain and melted snow seeps deep into the ground.  The underground water can fill …

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