SI base units

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GSP students are expected to know prefixes from nano to giga for first semester and femto to peta for second semester. You must be able to convert prefixes within SI.

| conversion practice | prefixes |

  Type Name Symbol  
  length meter m  
  mass kilogram kg  
  time second s  
  electric current ampere A  
  temperature kelvin K  
  amount of substance mole mol  
  luminous intensity candela cd  
  angle radian    
  solid angle steradian    
         
SI Prefixes (since 1991)      
  factor prefix symbol  
  1024 yotta Y  
  1021 zetta Z  
  1018 exa E  
  1015 peta P  
  1012 tera T  
  109 giga G  
  106 mega M  
  103 kilo k  
  102 hecto h  
  101 deca (deka) da  
  100 base unit    
  10-1 deci d  
  10-2 centi c  
  10-3 milli m  
  10-6 micro µ  
  10-9 nano n  
  10-12 pico p  
  10-15 femto f  
  10-18 atto a  
  10-21 zepto z  
  10-24 yacto y  

sample:or

| prefixes |

practice:
- When you convert measured values to new units, the answer must have the same number of significant figures.
- Do at least half of these problems or as many more as you feel that you need to practice (* indicates required items).
-click here if you want to to print the practice

1) 1.6666 g = ___________ mg

 

*2) 0.0035 s = ____________ ns

 

*3) 2.315 kg = ___________ µg

 

4) 2.50 mm = _____________ m

 

*5) 8.5455 l = ___________ Ml (l=liter)

 

*6) 6.24 x 102 cm = ___________ hm

 

*7) 6.018 x 10-4 hm = __________ m

 

*8) 1.205 g/ml = ______________ g/l

 

9) 133 m = _____________ pm

 

10) 4316 ml = ____________ kl

 

*11) 0.0850 cg = ____________ µg

 

*12) 0.053 cm3 = ______________ mm3

 

13) 0.125 km = _____________ m

 

*14) 401.33 cm2 = _____________ m2

 

15) 6243 ks = _____________ µs

 

*16) 0.0086 dl = ______________ mm3

 

17) 27.155 µs = ____________ s

 

*18) 7.40 kg/ml = ___________ g/dm3

 

last modified 5-30-10