Tag: How to Questions
How are the astronauts trained for their space flights? Astronauts undergo a very special training before they go into space. To cope with the gravitational forces which are produced …
How does the Sun shine? The Sun is a giant ball of hot, glowing gases. At the intensely hot centre of the Sun, the process of nuclear fusion converts …
How does an earthquake happen? The entire earth’s crust is broken into plates which float on the semi-molten lower mantle with their edges right next to each other. When …
How is the moon different from the Earth? There are many differences between Moon and the Earth. Moon is a natural satellite of Earth revolving around it whereas Earth …
How does a Chameleon catch its prey? A Chameleon has an insectivorous mode of feeding. Its long protrusible tongue with a sticky clubbed tip helps it to catch the …
How can the helicopters hover in the air while the aeroplannes cannot? A helicopter flies due to the lift created by the spinning of the rotor blades on top …
How many countries have boycotted Olympics? The first Olympics to be boycotted were the 1976 Olympics by the African nations. They demanded the expulsion of the New Zealand Rugby …
How many games can be played with a ball? If you thought only cricket and foot ball are played with ball, you are in for a surprise. Besides the …
