what does symbolic notation mean

It is a short hand notation of an element. E.g. sodium is denoted as Na..

Being Alive - What does it mean? - Living organisms, like any non-living matter, are composed of some basic elements. The same physical laws such as gravitation, magnetism, thermodynamics etc., also bind living organisms. Yet, living organisms differ from non-living in..

Living organisms, like any non-living matter, are composed of some basic elements. The same physical laws such as gravitation, magnetism, thermodynamics etc., also bind living organisms. Yet, living organisms differ from non-living in fundamental characteristics such as cellular organisation,..

Being Alive - What does it mean? - Living organisms, like any non-living matter, are composed of some basic elements. The same physical laws such as gravitation, magnetism, thermodynamics etc., also bind living organisms. Yet, living organisms differ from non-living in..

What does the symbol in the circled portion on the graph indicate? => Indicates that some numbers are missing or Indicates increase in the scale or Indicates decrease in the scale or Indicates an error..

One mean Solar day is equal to 86400 mean Solar seconds. Write the number in scientific notation. => 8.64 x 10 5 or 8.64 x 10 3 or 8.64 x 10 4 or None of the above..

The mean distance of the Earth from the Moon is about 384,400 km. Write this number in scientific notation. => 3.844 x 10 7 or 3.844 x 10 6 or 3.844 x 10 5 or None of the above..

The mean distance from the Pluto to the Sun is about 5,913,520,000 km. Write this number in scientific notation. => 5.91352 x 10 7 km or 5.91352 x 10 9 km or 5.91352 x 10 8 km or 5.91352 x 10 10 km..

The mean for a data set is 43. If one more value 44 is added to the set, how does the mean get affected? => does not change or insufficient information to conclude or increases or decreases..

The mean for a data set is 176. If one more value 167 is added to the set, how does the mean get affected? => decreases or does not change or insufficient information to conclude or increases..