Test4 4 Bank
,This44book44is44a44gift44that44we44hope44would44be44of44help44to44our44family44at44STEM.
Sincerely,
STEM44Freelancer’s44association
Chapter441:44Chemical44Foundations
1. Which44of44the44following44is44an44example44of44a44quantitative44observation?
A) The44piece44of44metal44is44longer44than44the44piece44of44woo
d.
B) Solution44144is44much44darker44than44solution442.
C) The44liquid44in44beaker44A44is44blue.
D) The44temperature44of44the44liquid44is4460°C.
E) At44least44two44of44the44above44(A-
D)44are44quantitative44observations.
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
2. A44quantitative44observation
A) contains44a44number44and44a44unit
B) does44not44contain44a44number
C) always44makes44a44comparison
D) must44be44obtained44through44experimenta
tion
E) is44none44of44these
ANS:4 4 A DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
3. Generally,44observed44behavior44that44can44be44formulated44into44a44statemen
t,44sometimes44mathematical44in44nature,44is44called44a(n)
A) observation
B) measurement
C) theory
D) natural44law
E) experiment
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
4. The44statement44“The44total44mass44of44materials44is44not44affected44by44a44chemical
44change44in44those44materials”44is44called44a(n)
A) observation
B) measurement
C) theory
D) natural44law
E) experiment
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
,5. A44chemical44theory44that44has44been44known44for44a44long44time44becomes44a44law.
, ANS:4 4 F DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
6. Which44of44the44following44metric44relationships44is44incorrect?
A) 144microliter44=4410–
6
44liters
B) 144gram44=4410344kilogra
ms
C) 10344milliliters44=44144liter
D) 144gram44=4410244centigr
ams
E) 1044decimeters44=44144m
eter
ANS:4 4 B DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI4
4unit44|44prefixes44MSC:4 4 Quantitative
7. For44which44pair44is44the44SI44prefix44not44matched44correctly44with44its44meaning?
A)
B)
C)
D)
E)
ANS:4 4 C DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI4
4unit44|44prefixes44MSC:4 4 Conceptual
8. A44metric44unit44for44length44is
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS:4 4 D DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI44uni
t44|44base44unit44MSC:4 4 Conceptual
9. Which44of44the44following44is44not44a44unit44in44the44SI44system?
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS:4 4 E DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI44uni
t44|44base44unit44MSC:4 4 Conceptual
10. Order44the44four44metric44prefixes44from44smallest44to44largest.
,This44book44is44a44gift44that44we44hope44would44be44of44help44to44our44family44at44STEM.
Sincerely,
STEM44Freelancer’s44association
Chapter441:44Chemical44Foundations
1. Which44of44the44following44is44an44example44of44a44quantitative44observation?
A) The44piece44of44metal44is44longer44than44the44piece44of44woo
d.
B) Solution44144is44much44darker44than44solution442.
C) The44liquid44in44beaker44A44is44blue.
D) The44temperature44of44the44liquid44is4460°C.
E) At44least44two44of44the44above44(A-
D)44are44quantitative44observations.
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
2. A44quantitative44observation
A) contains44a44number44and44a44unit
B) does44not44contain44a44number
C) always44makes44a44comparison
D) must44be44obtained44through44experimenta
tion
E) is44none44of44these
ANS:4 4 A DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
3. Generally,44observed44behavior44that44can44be44formulated44into44a44statemen
t,44sometimes44mathematical44in44nature,44is44called44a(n)
A) observation
B) measurement
C) theory
D) natural44law
E) experiment
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
4. The44statement44“The44total44mass44of44materials44is44not44affected44by44a44chemical
44change44in44those44materials”44is44called44a(n)
A) observation
B) measurement
C) theory
D) natural44law
E) experiment
ANS:4 4 D DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
,5. A44chemical44theory44that44has44been44known44for44a44long44time44becomes44a44law.
, ANS:4 4 F DIF: Easy REF: 1.2
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44scienti
fic44method44MSC:4 4 Conceptual
6. Which44of44the44following44metric44relationships44is44incorrect?
A) 144microliter44=4410–
6
44liters
B) 144gram44=4410344kilogra
ms
C) 10344milliliters44=44144liter
D) 144gram44=4410244centigr
ams
E) 1044decimeters44=44144m
eter
ANS:4 4 B DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI4
4unit44|44prefixes44MSC:4 4 Quantitative
7. For44which44pair44is44the44SI44prefix44not44matched44correctly44with44its44meaning?
A)
B)
C)
D)
E)
ANS:4 4 C DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI4
4unit44|44prefixes44MSC:4 4 Conceptual
8. A44metric44unit44for44length44is
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS:4 4 D DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI44uni
t44|44base44unit44MSC:4 4 Conceptual
9. Which44of44the44following44is44not44a44unit44in44the44SI44system?
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS:4 4 E DIF: Easy REF: 1.3
KEY:4 4 Chemistry44|44general44chemistry44|44general44concepts44|44measurement44|44SI44uni
t44|44base44unit44MSC:4 4 Conceptual
10. Order44the44four44metric44prefixes44from44smallest44to44largest.