Answer:
<u>Definition: </u>
Speed of light, speed at which light waves propagate through different materials. In particular, the value for the speed of light in a vacuum is now defined as exactly 299,792,458 metres per second.
<u>Calculation:</u>
Formula: c = f where: c = the speed of light = 300,000 km/s or 3.0 x 108 m/s. = the wavelength of light, usually measured in meters or Ångströms (1 Å = 10-10 m)
Explanation:
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Answer:
D. They all have a definite shape
i have a quiz with that question and i got it right
Hey there Bestmaneesh,
Answer:
They hold elections and try to receive the maximum number of candidates from their side to get elected.
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Answer: The family is arguably the most important social institution in China and blood ties have traditionally been the cornerstone of society. In accordance with Confucian customs many families keep careful genealogical records on bloodlines, achievements, even graveyards.
Traditionally, sons and their wives lived with the son's parents until the parents died at which time the sons divided the household and property. In some cases the older son inherited a larger share than the others and often got the house. Married daughters were usually left out of the equation (they were taken care of by their husband and his family) unless they were unmarried or the family had no sons.
Parents have traditionally ruled with absolute authority. The idea that children are independent entities worthy of respect in. their own right is a relatively new concept in China. One child families have given children more power.
Explanation:
Answer:
The earliest civilizations developed between 4000 and 3000 BCE
