Before getting to know why helicopters have a propellor, let us first learn the meaning of propeller and helicopter before going. Propeller: It is a mechanical device used for the…
Kids do you know that we humans have two of two sets of teeth. The first set arrives in our early childhood stage which eventually gets replaced with permanent teeth….
Camel: Camels are large mammals. They belong to the same family as that of Llama and alpaca. Ilama is a camel-like animal with no hump on its back. Camels are…
The lion is the most famous wild animal. Especially known for their hunting and eating habits, lions are primarily found in forests in different places all over the world. Lion:…
Have you ever visited a hill station and shouted your name from the top just to hear it bounce back to your ears? Or visited a cave where shouting your…
Puffer Fish: The scientific name of puffer fish is “tetraodontidae”. Puffer Fish belongs to the phylum Chordata and class actinopterygii. Puffer Fish are mostly known to live in marine water…
The basic definition for energy is the capacity to do work. There are many forms of energy such as potential energy, kinetic energy, heat energy, nuclear energy, chemical energy, etc….
Metal can be defined as a material that is generally lustrous in appearance when made freshly or polished recently. It is a good conductor of heat and electricity. It is…
