Chemistry: The Central Science
1 1 1
1. What1is1a1unifying1principle1that1explains1a1bodysof1experimental1observations?
A. Law
B. Hypothesis
C. Theory
D. Phenomena
E. Prediction
Blooms:1 2.1 Understand
Difficulty:1Eas
y1Gradable:1automatic1Su
bt1opic:1Scientific1Method1
To1pic:1 StudysofsChemistr
y
2. Which1of1the1following1is1a1tentative1explanation1forsa1set1of1observations?
A. Law
B. Hypothesis
C. Theory
D. Phenomena
E. Prediction
Blooms:1 2.1 Understand
Difficulty:1Eas
y1Gradable:1automatic1Su
bt1opic:1Scientific1Method
sTo1pic:1 StudysofsChemist
ry
3. What1is1the1term1usedsfor1findings1thatsare1summarized1basedson1a1pattern1or1trend?
A. Law
B. Hypothesis
C. Theory
D. Phenomena
E. Prediction
Blooms:1 2.1 Understand
Difficulty:1Eas
y1Gradable:1automatic1Su
bt1opic:1Scientific1Method1
To1pic:1 StudysofsChemistr
y
4. Which1of1the1following1activities1is1not1a1part1of1good1science?
A. Proposing1a1theory
B. Developing1a1hypothesis
C. Making1quantitative1observations
D. Designing1experiments
E. Indulging1in1speculation
Blooms:1 2.1 Understand
Difficulty:1Eas
y1Gradable:1automatic1Su
bt1opic:1Scientific1Method
sTo1pic:1 StudysofsChemist
ry
5. Which1of1the1following1is1a1‘substance’1accordingsto1the1definition1given1insyourstextbook?
A. Air
B. Tap1water
C. Sea1water
D. Water
E. Toothpaste
Blooms:13.1Appl
1ysDifficulty:1Mediu
m1Gradable:1autom
ati
c
1Subtopic:1Classification1 andsStates1 of1 Matte
r
Subtopic:1 Properties1 of1Matt
e1r1Topic:1 Study1 of1 Chem
1-1
Copyright1©1 20161 McGraw-
Hill1Education.1All1rightssreserved.1Nosreproduction1orsdistribution1without1the1prior1written1consent1of1 McGraw-
Hill1 Education.
, ist
ry
1-2
Copyright1©1 20161 McGraw-
Hill1Education.1All1rightssreserved.1Nosreproduction1orsdistribution1without1the1prior1written1consent1of1 McGraw-
Hill1 Education.
, 6. Which1of1the1following1cannot1be1separated1into1simpler1substances1by1chemical1means?
A. Element
B. Emulsion
C. Compound
D. Homogeneous1mixture
E. Heterogeneoussmixture
Blooms:14.1Analyz
1esDifficulty:1Mediu
m1Gradable:1autom
ati
c
1Subtopic:1Classification1 andsStates1ofsMatte
r
Subtopic:1Properties1ofsMatt
e1r1Topic:1 StudysofsChemi
st
ry
7. If1a1liquidscontains160%1sugar1and140%1water1throughoutsits1composition1thenswhat1is1it1called?
A. Solute
B. Compound
C. Homogeneous1mixture
D. Heterogeneous1mixture
E. Solvent
Blooms:14.1Analyz
1esDifficulty:1Mediu
m1Gradable:1autom
ati
c
1Subtopic:1Classification1 andsStates1 of1 Matte
r
Subtopic:1 Properties1 of1Matt
e1r1Topic:1 StudysofsChemi
st
ry
8. Which1of1the1following1does1notshave1a1uniform1composition1throughout?
A. Element
B. Compound
C. Homogeneous1mixture
D. Heterogeneous1mixture
E. Solvent
Blooms:1 3.1 App
l1y1Difficulty:1Easy1 G
r1adable:1automatic
Subtopic:1Classification1 andsStates1 of1 Matter
Subtopic:1Properties1ofsMatt
e1r1Topic:1 StudysofsChemi
st
ry
9. Which1of1the1followingsissnot1an1SI1base1unit?
A. Meter
B. Ampere
C. Second
D. Gram
E. Kelvin
Blooms:12.1Understan
1dsDifficulty:1Mediu
m1Gradable:1automa
ti
c
1Subtopic:1 Measurement1 (SI1 Unit
s
)1Topic:1 StudysofsChemist
ry
10. The1SI1base1unit1of1mass1is
A. mg.
B. g.
C. kg.
D. metric1ton.
E. lb.
1-3
Copyright1©1 20161 McGraw-
Hill1Education.1All1rightssreserved.1Nosreproduction1orsdistribution1without1the1prior1written1consent1of1 McGraw-
Hill1 Education.