Name_________________________________________________Date___________________________Period______________
UNIT2SCIENTIFICNOTATIONCOMMONASSESSMENT
!
1.Whichexpressionisequivalentto ?
!"
A.31∙3−10B.3
−1∙310
C.3−4∙37D.34∙3−7
2.Theaveragemassofagiraffeisapproximately1×103kilograms.Theaveragemassofa
bluewhaleisapproximately2×106kilograms.
Abouthowmanytimesmoremassdoesabluewhalehavethanagiraffe?
3.Whatisthesumof4×10−5and
4.Simplifythefollowingexpression
4×10!! + (2×10!! )
3×10−5writteninstandardform?
(3×10! )
5.Asquareonalargecalendarhasanareaof4,220squaremillimeter.Betweenwhichtwo
integersisthelengthofonesideofthesquare?
Abetween20and21millimeters
Bbetween64and65millimeters
Cbetween204and205millimeters
Dbetween649and650millimeters
Name_________________________________________________Date___________________________Period______________
6.Placethenumbersinorderfromleastto 7.Whichexpressionisequivalentto
greatest.
(43)2∙42
0.24,4×10-2,0.042,2×10-4,0.004
A.47B.48C.410D.412
8.Aquarterweighsabout0.025pounds.
9.Thesquarerootofanumberisbetween7
Whatisthisweightwritteninscientific
and8.Whichcouldbethenumber?
notation?
A72B83C51D66
!
11.Whatisthevalueof 64?
10.Simplifytheexpression54∙(5−3)2
12.Whatarethepossiblevaluesform
andn?
3! ∙ 3! = 3!! m=______________________
n=_______________________
13.About786,700,000passengerstraveled
byplaneintheUnitedStatesin2010.Whatis
thisnumberwritteninscientificnotation?
Name_________________________________________________Date___________________________Period______________