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Earth spins around its axis, just as a top spins around its spindle. This spinning movement is called Earth’s rotation. At the same time that the Earth spins on its axis, it also orbits or revolves around the Sun. This movement is called a revolution.
An ohmmeter is an electrical instrument that measures electrical resistance, the opposition to an electric current. Micro-ohmmeters (microhmmeter or microohmmeter) make low resistance measurements.
Tessy Thomas (born in 1963) is an Indian scientist and Project Director for Agni-IV missile in Defence Research and Development Organisation.
Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus.
Polio is usually spread via the fecal-oral route (i.e., the virus is transmitted from the stool of an infected person to the mouth of another person from contaminated hands or such objects as eating utensils).
Some cases may be spread directly via an oral to oral route.
The actual skin color of different humans is affected by many substances, although the single most important substance is the pigment melanin. Melanin is produced within the skin in cells called melanocytes and it is the main determinant of the skin color of darker-skinned humans.
Calorie – Heat / Energy
Ohm- Resistance
Angstrom – Wavelength
Newton – Force
Water soluble vitamins – B and C
Fat soluble vitamins – A,D,E and K
Common varieties of seedless fruits include watermelons, tomatoes, grapes (such as Termarina rossa), and bananas. Additionally, there are numerous seedless citrus fruits, such as oranges, lemons and limes.
Nuclear transmutation is the conversion of one chemical element or an isotope into another chemical element. Because any element is defined by its number of protons in its atoms, i.e. in the atomic nucleus, nuclear transmutation occurs in any process where the number of protons or neutrons in the nucleus is changed.