A mechanism through which a very small or very large number is expressed in terms of power of ten by giving a proper name to it is called……..
a) standard from
b) scientific notation
c) prefixes
d) rounding off
Prefixes to Power of Ten:
Prefixes Exa is…………..
a) 1012
b) 1018
c) 10-18
d) 10-12
109 is called …………..
a) nano
b) micro
c) milli
d) giga
Which of the following power of ten is called femto?
a) 1015
b) 10-15
c) 1012
d) 10-9
Peta =…………
a) 1015
b) 1012
c) 10-6
d) 10-9
