Question

find order of Magnitude :
a)mass of earth=6x10^24 kg
b)change in electrons=1.6x10^-19 c
c)6.67x10^-11 Nm²/kg²

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Answer 1

Order of magnitude is found by

expressing the given question in

scientific notation .

The integer should be < 1

a) 0.6 x 10²⁴ x 10

= 0.6 x 10^25 Order = 25

b) 0.16 x 10^-19 x 10

= 0.16 x 10^-18 Order = 18

c) 0.667 x 10^-11 x 10

=0.667 x10^-10 Order = 10

If there is any mistake please do let me know in the comments section.

Thank you...