Studying Saturn’s Rings Materials Required: Softball Adhesive tape Crayons or marking pens Stiff paper Modelling clay A large room Basketballs Ball of string Paper-towel Tubes Magnetic compass Five chairs Clocks A friend Protractor While there is many planets which have rings around them, the most popular ones are obviously those of Saturn. These rings are more or less made up of infinite ice-crystals and ice-covered particles. The sizes of these structures...

Shooting Stars Materials Required: A clear dark night, on one of the evening, provided in the chart A bag of dry navy beans A bowl A watch People generally refer to them as falling stars or shooting stars, but the proper term to be used for them are ” Meteors”. A Meteor is a substance, probably a piece of rock or ice that has been travelling in space for quite sometime...

Galaxies and Stars It is said that a very powerful explosion took place billions of years ago which resulted in the formation of the galaxies. Galaxies contain dust, gas and thousands of millions of stars. These galaxies are gradually moving away from each other since the Universe is constantly expanding. On a clear night we can see thousands of stars in the skies. Most of the stars we see belong to...

Planetary Years Materials Required: Nine different colours of yarn Scissors Masking tape A long wall Research books Paper and pencil The length of a year depends from planet to planet. The time in which the earth revolves round the sun, is known as one earth year. Since the orbits of different planets are larger and further away from the sun, it naturally takes more time to cover the sun. You can...

Eyes in Space Materials Required: Pencil and paper Postage Research materials The Space Shuttle in 1990 launched the Hubble Space Telescope. This telescope orbits the earth and provides new tools for research, allowing us to see things, which are very difficult to be seen from telescopes based on the earth. Also being above the earth’s atmosphere, it can record the things in space clearly. Objects are not distorted by shifting gases...

Observing Earth’s Rotation Materials Required: A clear night A chair Modelling clay Paper-towel roll A clock Paper and peg Some string Adhesive tape With the earth’s rotation, the stars in the sky also seem to be moving. The objective in this experiment is to see how fast these stars move. Tape a string across the mouth of the paper towel and roll around the middle. Now take another string and tape...

Telling the Time Materials Required: A sunny afternoon Several large poster boards Dark marker A clock Adhesive tape A friend Except in the event of the sun being directly over you on a sunny day, your body always casts a shadow, though the lengths of your shadow may vary from time to time. However, what you seldom realize is that with your shadow, you can actually tell the time. With the...

Measuring The Diameter   Materials Required: 1. A ruler 2. A sheet of white paper 3. A pencil 4. A sunny day The diameter of an object is the measure of how big it is through its centre. Even though the sun is very far away, it is so large (its diameter is about 865,000 miles or 1,393,000 kilometres across) that the sun sends us its star light in a wide...