SIGNIFICANT FIGURES AND SCIENTIFIC NOTATION

State the number of significant figures in 207.35

• 5

• 3

• 4

• 2

State the number of significant figures in 

  $3.653\times10^4$   

• 5

• 4

• 5

• 6

State the number of significant figures in 0.0025

• 2

• 3

• 4

• 5

Express the following in scientific notation: 8008

• $80.08\ \times10^{-2}$

• $80.08\ \times10^2$

• $8.008\ \times10^3$

 $5\times5.364$  

How many significant figures should be present in the answers of following calculations?

• 3

• 4

• 5

Express the DECIMAL EQUIVALENT OF 2/3 up to 3 significant figures.

• 2/3

• 0.0067

• 0.66

• 0.667

Express the 0.007837 up to four significant figures

• 0.007837

• 0.0078

• 0.0079

Express average height of the female ♀ in SI unit

• $157.48\times10^{-2}$ m

  
  

• $157.48\times10^2$ m

• $157.48$ m