Tuesday, September 10, 2013

Biology 9/9 -10 math ppt questions

complete math review problems 1 - 8 from ppt. 


1.256 μL → ?mL

2.2007 hm → ?dm

3..00096 g → ?mg

Answer using scientific notation

4.15,002,000  =

5.98,005,000,000,000,000 =

6..00000000920 =

7.How many hours will you spend in this class during the school year? (1 school year = 181 days)


8.A leaf sample on the balance reads 1.05 g how much does it weigh? 

  Fw = m • ag

  Ha! A balance measures mass not weight!  If you insist on using the term weight use the above formula; where Fw = weight (in Newtons), m = mass in kg and ag = 9.8m/s/s (acceleration of gravity on Earth)

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