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September 30, 2008
Author: Short Stories for Teachers at www.eslteachersboard.com
Comets are small Solar System bodies that are caught in the Sun’s orbit. When a comet is close to the sun they exhibit a visible coma, otherwise known as a tail, which effects the solar radiation from the comet’s nucleus. Comet nuclei are made up of loose collections of ice, dust, and small rocky pa…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
A meteor is an event that occurs when a meteoroid or an asteroid enters the Earth’s atmosphere and becomes very visible. This often occurs in the mesosphere is at an approximate range of 75km to 100km. The visibility of a meteor is due to the heat produced by the ram pressure created upon entry to t…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
The Milky Way is a galaxy that is part of a large group of galaxies. There are billions of galaxies in the observable universe, but the Milky Way is especially important because it houses the Solar System. The Milky Way is visible from Earth as a string of light in the night sky. It is difficult to …
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
You don’t need a telescope to see a lot of wonderful things in the night sky. For example five of the planets are often readily visible with the naked eye. There are lots of amazing things you can see and this guide will help you find them. To maximize what you can see in the night sky there are a f…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
You don’t need a telescope to take beautiful and even dramatic photos of the stars and the night sky. You just need a camera and film. In this article I give you tips and techniques for taking great night sky pictures. There are two basic types of star photos you can take. The first type is a fast p…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
The Gregorian Telescope is an interesting design of reflector and it was the first practical design for a telescope that used a mirror. It is still used in modern times but only in very limited circumstances. Credit for the first reflector goes to an Italian professor named Niccolo Zucchi. He made h…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
Sir Isaac Newton is often considered as the greatest Astronomer and Mathematician to ever live. There is a lot of validity to this claim. This article looks at his famous reflector telescope and describes some of his discoveries. A reflector telescope is one that uses a mirror rather than lenses to …
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
Christiaan Huygens was born in Holland in 1629 and he was a mathematical genius who invented several important mechanical devices including the pendulum clock. He had a deep understanding of astronomy, optics, mathematics, and mechanical devices. And he built some of the largest telescopes of the 17…
Source: Short Stories for Teachers at www.eslteachersboard.com
September 28, 2008
Author: Short Stories for Teachers at www.eslteachersboard.com
Making paper flowers is a fun and interesting activity for your child. It can also be a relaxing time killer and you will soon find yourself engaging on the activity. With this basic instruction, you can make handmade decorations. Even the ones who don’t think they are crafty enough for this project…
Source: Short Stories for Teachers at www.eslteachersboard.com
Author: Short Stories for Teachers at www.eslteachersboard.com
As with every object, the first is always the most remembered. Frisbee is widely available nowadays and is played by a lot of kids. But when were Frisbees invented? How cool was it to see the first flight of the Frisbee; to think of a genius idea and put it into a design. But Frisbee was not always …
Source: Short Stories for Teachers at www.eslteachersboard.com