Tag Archives: Sea

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 …

Rate this:

Continue reading

How is marble formed?

Marble comes from limestone that has been changed by heat and pressure. The rock we call marble is really made-over limestone – it is a metamorphic rock.  That is, it began as one kind of rock and later changed into another kind. Ages ago the skeletons and shells of countless billions of tiny sea creatures …

Rate this:

Continue reading

What Kind of Cat is a Manx?

Manx cats are the only cats born without tails.  They run with a hopping, rabbit like gait, because of their long hind legs.  Have you ever seen a cat running with no tail and a sort of hopping like a rabbit?   Such a cat is the Manx.  The Manx cat is very strange one as it is the only …

Rate this:

Continue reading

What is a tidal wave?

A tidal wave is a large ocean wave, usually caused by an earthquake or violent storm at sea.  Sometimes great, destructive waves sweep in from the sea like a huge tide.  Most people call these “tidal wave,” but they have nothing to do with true waves. Scientist have a special name for tidal waves.  They …

Rate this:

Continue reading

What is coral?

Coral is hard, rocky material formed in the sea from the limestone skeletons of many tiny sea creatures called coral polyps (pronounced PO Lips). A coral polyp builds its limestone skeleton around its soft body.  The limestone is made from chemicals present in sea water. Only the polyp’s mouth and tentacles reach out of the …

Rate this:

Continue reading

What makes a waterfall?

On its way to the sea, a river or stream may plunge over a steep cliff.  If it does, there is a waterfalls in mountains than anywhere else.  Many waterfalls were caused when ancient glaciers of earthquakes created a sharp-edged cliff in the path of a stream or river.  Often, waterfalls are caused as the …

Rate this:

Continue reading

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 …

Rate this:

Continue reading

Why does Venice have canals?

The City of Venice Italy was build on many small islands in the Arciatic Sea.  The canals that separate the islands are the streets of the city. Perhaps there is no other city like Venice.  In Venice that streets are canals filled with water. Venice is an old and beautiful Italian city built on the …

Rate this:

Continue reading