Tag: earth

Do planets collide? Why do planets collide? Look up into the sky and see all the stars and planets and you might wonder if there might be a collision someday. But luckily this is not likely to happen. What we fail to realise is how much further away certain stars and planets are from the…
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“Time in a mirror” is a poem about seasons and changes that comes with it. White-tip mountains, majestic, stand tall.Images of trees, reflections of clouds in blue.Birds in flight look down to see years gone by,years still to see.Leaves of green, brown, yellow, and red,reflect as they float to their winter bed.Footprints in the snow…
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The blue whale is the largest animal that ever lived on Earth. It is also the loudest animal on Earth. These enormous mammals eat tiny organisms, like plankton and krill, which they sift through baleen (a thorny substance attached to the upper jaw). They live in pods (small groups). These grey-blue whales have 2 blowholes…
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The earth has two motions – it spins on its own axis and it orbits around the Sun. Its rotation about an axis causes the rising and setting of the sun, moon, and stars and the changes from day to night. One complete turn of the earth actually takes 23 hours, 56 minutes, and 4.091…
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Monuments and memorials are quite the same. Monuments are large architectural structures. Memorials are intended to help us remember people who have passed away. Bridges, parks, major roads and streets, learning institutions named after presidents memorialize their names. Four American presidents (Thomas Jefferson, Abraham Lincoln, Theodore Roosevelt, and George Washington) have their face carved into…
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Have you ever looked back in your life and felt as though you have been living without reasonable fruits, impact or growth? Sometimes, you get exasperated when you recall for how long you have been hustling. Truth be told, everyone has experienced this kind of pressure in life. I wouldn’t like to bore you with…
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Yet another day passes. Over hills, twilight presses. Moon already hung up high, Welcoming nightfall. Birds flying up to their nests, Chirping time to rest. Time for peace and stillness, Time to restore our minds and bodies. As all fades into night, A hollow of an absence of light. Only twinkling lights of stars, Sparkling…
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Are there really big animals on earth? What are the biggest animals on earth? Where do the biggest animals on earth live? What is the biggest animals on earth? There are really big animals on earth both on land and in water. The biggest of them all resides in the water and enjoys several fresh…
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Throughout our world’s creation
You will ever find it thus,
Kaleidoscopes of color,
In God’s hand, the artist’s brush.

More than 5000 years ago Europeans were building spectacular stone monuments. Many of these are still standing today, as mysterious relics of a long gone society. These enormous stones are called megaliths, which literally means big stones. Some were set up on their own, others in groups or in circles. Some megaliths marked the burial…
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Incredibly, there have been several changes in information communication. Only a few hundreds of years ago, the fastest way a piece of news could travel was to be carried by a person on horseback. Messages sent overseas could only travel as fast as the fastest sailing ship. Breakthrough came in communications with the invention of…
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As light travels faster through the air than sound, we see the lightening flash before hearing thunder.

The shape of a pyramid (polyhedron) is a three-dimensional figure with flat faces.

Why does the moon shine? There is no mystery at all as to why the Moon shines. The Moon is a satellite of the Earth. This mean it is a small body that revolves around it, just as the Earth revolves around the Sun. The only reason we can see the Moon from Earth, or…
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Why is there fog over water? Fog, dew and clouds are all related. In order for fog to form, the moisture must leave the air and condense. This means it must be cooled in some way, because cooler air cannot hold as much moisture as warm air. When the air is cooled below a certain…
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The great apes are the nearest living relative to man. There are four species of great ape: the orangutan, chimpanzee, gorilla and the gibbon. Chimpanzees are particularly brainy and are one of the few animals to actually use tools. Apes generally walk on all fours but are able to stand and walk on two feet…
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The answer to this question is really in the fire itself. Fire is a chemical reaction that occurs very quickly and gives off heat and light. The most common is the chemical action between oxygen and fuel. If heat and light are given off, you have fire! To make a fire, three things are necessary.…
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The seven natural Wonders of the World is a listing of outstanding natural features of the Earth: The Grand Canyon, in the United States, is a breath-taking feature created by the wearing away of rock by the Colorado River over a period of about 6 million years. Mount Everest, rising 8,850 metres above sea level,…
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What is an optical illusion? Optical illusion is a trick played by our eyes on us. When we see an object, the actual image detection is done by our brain. The cells in the brain are the real decision makers about what the eyes are seeing. In case of an optical illusion, the brain sees…
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Throughout history, the lion has been considered the symbol of strength. In courts all over the world, the lion was used on shields and crests and banners to indicate power. Even the biblical Jesus was called ‘the lion of the tribe of Judah’.   The lion’s voice is called a growl, preferably a roar. The…
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HOW DANGEROUS ARE WHIRLPOOLS? Whirlpools occur when two opposing currents meet. They cause the water to spin round very rapidly. Huge whirlpools at sea are normally caused by powerful tides. The most famous whirlpool in the Maelstrom, which appears between two islands off the coast of Norway. Sometimes this whirlpool is even strong enough small…
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Scientists have discovered a gap in the protective ozone layer around the earth. But first, let’s talk about air pollution: Air pollution is mostly caused by human activities. Exhaust fumes from motor vehicles are one of the main pollutants. They contain greenhouse gases which are thought to contribute to global warming. They also contain substances…
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The reason a boat, whatever size, can float on the surface of water is because it is the fluid itself which holds it up. The water offsets the force of gravity which tries to pull everything to the centre of the Earth. The upward push on a floating object is called ‘buoyant force’ or simply…
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The earth’s crust is made of about 30 huge plates, called tectonic plates, that float on the semi-liquid mantle are surrounding the earth’s core. There are currents and movements in the mantle, so these plates move very slowly in relation to each other. Earthquakes are evidence of this movement. Most of the area where earthquakes…
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Crickets are well known for their songs. These songs are produced primarily by the males. Each kind of cricket has a different song, usually trills or a series of chirps. Crickets produce sound by rubbing their two front wings together. They hear sound with organs in their front legs. Their songs help male and female…
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If you look up at the stars in the night sky perhaps you have noticed that they seem to twinkle. This is caused by substance in the air between the star and the Earth. The unsteady air bends the light from the star, and then it seems to twinkle. It is now believed that hydrogen…
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Stars are huge balls of burning gas that are scattered throughout the universe. They burn for million of years, giving off both light and heat. Stars produce energy by a process called nuclear fusion. The coolest stars are red and dim, while the hottest stars give off blue-white light. The temperatures on their surface range…
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NASA relied on the U.S. State Department to implement an extensive global network of antennas to collect radio signals from the Apollo missions, including the first moon landing, which occurred 50 years ago. The monitoring system, collectively referred to as the Spaceflight Tracking and Data Network, has gone through various incarnations: It cut its teeth…
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All the world’s a stage, And all the men and women merely players: They have their exits and their entrances; And one man in his time plays many parts, His acts being seven ages. At first, the infant, Mewling and puking in the nurse’s arms. And then the whining school-boy, with his satchel And shining…
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There are a great number of birds which can be taught to say a few words. But the real ‘talking birds’ can be taught to say long sentences. The best talking birds are parrots, mynas, crows, ravens, jackdaws, and certain jays. According to experts, the best bird talkers in the world are the African parrot…
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