What is a Magnet? Types of Magnets
What is a Magnet ? Magnet is an object or a device which gives off an external magnetic field. Basically, it applies a force over a distance… Read More »What is a Magnet? Types of Magnets
Physics
Types of Wind
Wind is the flow of gases on a large scale. On the surface of the Earth, wind consists of the bulk movement of air. In outer space, solar wind is… Read More »Types of Wind
Aestivation or Estivation
Aestivation is a survival strategy used by many vertebrates and invertebrates to endure arid environmental conditions. Key features of aestivation include strong metabolic rate suppression,… Read More »Aestivation or Estivation
What is Hibernation? Hibernation in Animals
Hibernation Meaning Hibernation is derived from the Latin hibernare which means “to pass the winter”. Hibernation is a state of greatly reduced metabolic activity. It refers to… Read More »What is Hibernation? Hibernation in Animals
Difference Between Physical Change and Chemical Change
Physical Change Physical change is a change in matter that involves the substance going from one physical state to another. The reference to a physical… Read More »Difference Between Physical Change and Chemical Change
Nuclear reactor principle and working
Nuclear reactor : Principle : A nuclear reactor is a device in which nuclear fission can be carried out through a sustained and a controlled… Read More »Nuclear reactor principle and working
nuclear fission and nuclear fusion
Nuclear Fission Nuclear fission of heavy elements was discovered on December 17, 1938 by German Otto Hahn and his assistant Fritz Strassmann, and explained theoretically in January 1939… Read More »nuclear fission and nuclear fusion
Discovery of neutron
Neutron was discovered by Chadwick in the year 1932. When beryllium nucleus was bombarded with alpha particles of energy 5 MeV emitted from polonium, carbon… Read More »Discovery of neutron
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