Table of Contents
Introduction viii
About the Test viii
The AFQT x
About This Book x
1 Two-Month Cram Plan 1
2 One-Month Cram Plan 8
3 One-Week Cram Plan 12
4 Diagnostic Test 16
Section 1 General Science 16
Section 2 Arithmetic Reasoning 18
Section 3 Word Knowledge 20
Section 4 Paragraph Comprehension 22
Section 5 Mathematics Knowledge 25
Section 6 Electronics Information 27
Section 7 Auto and Shop Information 29
Section 8 Mechanical Comprehension 31
Section 9 Assembling Objects 33
Answer Key 38
Answer Explanations 39
5 General Science 48
A Life Sciences 48
The Cellular Basis of Life 48
Movement through the Plasma Membrane 48
Photosynthesis 49
Cellular Respiration and Fermentation 49
Cell Division 49
Genetics 50
Principles of Evolution 51
Classification of Life (Taxonomy) 54
Anatomy and Physiology 61
Ecology 66
B Chemistry 68
Matter and Atomic Structure 68
The Periodic Table 69
Measurements 74
Energy 75
Radioactivity 75
Metals 76
Organic Chemistry 76
C Physics 77
Motion 77
Weight and Mass 79
Frictional Force 80
Energy and Work 80
Fluids 81
Sound Waves 82
Electricity 82
D Earth Science 83
Geology 83
Meteorology 84
Oceanography 85
Astronomy 86
Practice 87
Answers 89
6 Arithmetic Reasoning 91
A The Numbers of Arithmetic 91
Natural Numbers 91
Whole Numbers 91
Integers 93
Fractions 93
Decimals 95
Percents 97
Practice 98
Answers 99
B Arithmetic Operations 99
The Order of Operations 99
Operations with Whole Numbers 100
Operations with Decimals 106
Operations with Fractions 109
Operations with Integers 112
Practice 114
Answers 115
C Arithmetic Word Problems 117
Basic One-Step and Two-Step Problems 117
Perimeter and Area 118
Arithmetic Mean 119
Ratio, Rate, and Proportion 120
Work Problems 123
Percent Problems 124
Practice 127
Answers 128
7 Word Knowledge 131
A Improving Your Vocabulary 131
B Boosting Your Score with Prefixes, Roots, and Suffixes 131
Prefixes 132
Roots 133
Suffixes 135
C Strategies for Scoring Well 136
Practice 136
Answers 139
8 Paragraph Comprehension 141
A Test-Taking Strategies 141
B Question Types 142
Identifying Stated Facts 142
Identifying Reworded Facts 143
Determining Sequence of Events 144
Identifying Main ideas 145
Drawing Conclusions 146
Determining Purpose 147
Identifying Technique 148
Determining Mood and Tone 149
Practice 151
Answers 155
9 Mathematics Knowledge 157
A Number Theory 157
Factors 157
Powers and Roots 161
Practice 164
Answers 165
B Algebraic Operations and Equations 166
Distributive Property 166
Evaluating Expressions 167
Solving Linear Equations 167
Multiplication of Variable Expressions 170
Factoring 172
Rational Expressions 172
Practice 174
Answers 175
C Geometry 176
Measurement 176
Segments 177
Angles 177
Triangles 180
Quadrilaterals 182
Circles 184
Coordinate Geometry 185
Practice 187
Answers 188
D Counting and Probability 189
Basic Counting Principle 189
Permutations and Combinations 190
Venn Diagrams 192
Simple Probability 194
Compound Probability 194
Practice 196
Answers 197
10 Electronics Information 199
A Basics of Electricity 199
B Electric Power Generation 201
C Electrical Components, Units, and Symbols 202
D AC and DC Power 205
E Ohm's Law 207
F Joule's Law 209
G Wires, Cables, and Traces 210
H Electric Motors 212
I Analog and Digital Devices 213
J Semiconductors 213
K Integrated Circuits 214
L Electronic Test Equipment 215
Practice 218
Answers 219
11 Auto and Shop Information 221
A Automobile Knowledge 221
Engine Basics 221
Engine Lubrication 224
Warning Lights and Gauges 225
Engine Cooling 226
Fuel Supply 226
Ignition 226
Hybrid Vehicles 227
Fuel Cell Vehicles 227
The Electrical System 228
Drivetrain 230
Suspensions 231
Steering Systems 233
Brakes 234
B Shop Information 235
Measuring Tools 235
Fasteners 237
Miscellaneous Hardware 239
Hand Tools 240
Clamps and Vises 249
Abrasives and Wood Preparation 250
Joints and Gluing 251
Lumber 254
Power Tools 255
Practice 258
Answers 259
12 Mechanical Comprehension 261
A Properties of Materials 261
Weight, Density, and Strength 261
Expansion and Contraction 262
Absorption 262
Center of Gravity 262
B Structural Support 265
C Fluid Dynamics 266
D Mechanical Motion 268
Friction 268
E Centrifuges 269
F Simple Machines 270
Lever 270
Inclined Plane 270
Screw 271
Pulley 271
Wedge 273
Wheel and Axle 274
G Compound Machines 274
Cam and Piston 274
Gears 275
Crank or Winch 275
Linkages 276
Belts and Chains 276
H Scoring Well on Mechanical Comprehension 276
Practice 277
Answers 278
13 Assembling Objects 279
A Puzzles 279
B Connections 282
Practice 283
Answers 284
14 Student ASVAB Full-Length Practice Test with Answer Explanations 285
15 CAT-ASVAB Full-Length Practice Test with Answer Explanations 336
16 MET-Site ASVAB Full-Length Practice Test with Answer Explanations 379
