ASVAB Blog

ASVAB Subtests

Written by Mia T. | May 28, 2024

The Armed Services Vocational Aptitude Battery (ASVAB) is a military entrance test used to assess a candidate's suitability for enlistment in the United States armed forces. This multi-aptitude test covers a wide range of subjects to measure strengths and potential for various military occupations. Here, we will delve into the different subtests that make up the ASVAB, providing an overview of what each section entails and what skills are evaluated. We'll also emphasize the importance of taking an ASVAB practice test to ensure thorough preparation.

General Science

Overview

The General Science subtest evaluates your knowledge of a variety of science topics typically taught in high school. This section is divided into three main categories:

  1. Life Science: Includes botany, zoology, anatomy and physiology, and ecology.
  2. Earth and Space Science: Covers astronomy, geology, meteorology, and oceanography.
  3. Physical Science: Encompasses force and motion mechanics, energy, fluids, atomic structure, and chemistry.

Skills Evaluated

  • Understanding Scientific Concepts: Demonstrates your grasp of fundamental scientific principles.
  • Application of Knowledge: Tests your ability to apply scientific knowledge to real-world scenarios.
  • Analytical Skills: Requires analyzing and interpreting scientific information and data.

Example Question

Which of the following is not a function of the roots of a plant?

a) Absorbing water
b) Anchoring the plant
c) Producing food
d) Storing nutrients

Arithmetic Reasoning

Overview

Arithmetic Reasoning tests your ability to solve arithmetic problems you might encounter in everyday life. The problems can be one-step or multistep and involve operations with whole numbers, rational numbers, ratios, proportions, interest, percentages, and measurements.

Skills Evaluated

  • Mathematical Operations: Proficiency in addition, subtraction, multiplication, and division.
  • Problem-Solving: Ability to solve practical problems involving various mathematical concepts.
  • Logical Thinking: Capacity to apply logic to work through problems systematically.

Example Question

If a car rental company charges $30 per day plus $0.25 per mile, how much would it cost to rent a car for three days and drive 200 miles?

Practice Tip

To excel in this section, regularly take an ASVAB arithmetic reasoning practice test to familiarize yourself with the types of questions and improve your problem-solving speed.

Word Knowledge

Overview

The Word Knowledge subtest measures your ability to understand the meaning of words through synonyms. This section assesses your vocabulary and is a critical component of overall reading comprehension.

Skills Evaluated

  • Vocabulary Knowledge: Understanding the meanings of words and their synonyms.
  • Contextual Usage: Ability to infer the meaning of words based on their usage in context.
  • Reading Comprehension: Enhances your ability to understand and interpret written material.

Example Question

Choose the word that most nearly means the same as "benevolent":

a) Hostile
b) Generous
c) Arrogant
d) Indifferent

Paragraph Comprehension

Overview

Paragraph Comprehension evaluates your ability to obtain information from written material. You'll read passages and answer questions about them, which test your understanding of the material and your ability to draw inferences.

Skills Evaluated

  • Reading for Information: Identifying stated and implied information in passages.
  • Critical Thinking: Drawing conclusions and making inferences based on the text.
  • Comprehension of Main Ideas: Understanding the primary message and purpose of the passage.

Example Question

Read the following passage and answer the question: "Marie Curie was a physicist and chemist who conducted pioneering research on radioactivity. She was the first woman to win a Nobel Prize and remains the only person to win Nobel Prizes in two different scientific fields."

What is the main idea of this passage?

a) The life of Marie Curie
b) The importance of radioactivity
c) Marie Curie's scientific achievements
d) The history of the Nobel Prize

Practice Tip

Use a mock ASVAB test to practice your paragraph comprehension skills by reading passages and answering related questions.

Mathematics Knowledge

Overview

Mathematics Knowledge tests your ability to solve problems by applying mathematical concepts and applications. This subtest covers number theory, numeration, algebraic operations and equations, geometry, measurement, and probability.

Skills Evaluated

  • Mathematical Concepts: Understanding and applying mathematical principles and theories.
  • Problem-Solving Techniques: Using algorithms and formulas to solve various types of mathematical problems.
  • Logical Reasoning: Applying logical thinking to arrive at solutions.

Example Question

Solve for x: 3x + 5 = 20

Practice Tip

Incorporate an ASVAB practice test focusing on mathematics knowledge to strengthen your skills and improve your test-taking speed.

Electronics Information

Overview

Electronics Information evaluates your understanding of electrical currents, circuits, devices, and systems. Topics include electrical circuits, electronic systems, electrical currents, tools, symbols, devices, and materials.

Skills Evaluated

  • Basic Electronics Knowledge: Understanding of fundamental electronics concepts.
  • Practical Application: Ability to apply electronic principles to solve problems.
  • Technical Understanding: Familiarity with electronic devices and their functions.

Example Question

Which of the following components stores electrical energy in an electric field?

a) Resistor
b) Capacitor
c) Inductor
d) Transistor

Auto and Shop Information

Overview

Auto and Shop Information assesses your aptitude for automotive maintenance and repair, as well as wood and metal shop practices. The test includes questions on automotive components, systems, tools, troubleshooting and repair, shop tools, building materials, and construction procedures.

Skills Evaluated

  • Technical Knowledge: Understanding of automotive and shop concepts.
  • Practical Skills: Ability to apply knowledge to real-world automotive and shop scenarios.
  • Problem-Solving: Troubleshooting and repair skills.

Example Question

Which of the following is a common use for a torque wrench?

a) Cutting metal
b) Measuring electrical current
c) Tightening bolts to a specific torque
d) Measuring air pressure

Mechanical Comprehension

Overview

Mechanical Comprehension tests your understanding of mechanical and physical principles. Topics include simple and compound machines, mechanical motion, and fluid dynamics.

Skills Evaluated

  • Mechanical Knowledge: Understanding of basic mechanical principles and devices.
  • Application Skills: Ability to apply mechanical concepts to solve problems.
  • Analytical Thinking: Analyzing and interpreting mechanical scenarios.

Example Question

Which of the following simple machines is used to lift heavy loads with less effort?

a) Inclined plane
b) Lever
c) Pulley
d) Wheel and axle

Assembling Objects (MEPS Test-Takers Only)

Overview

Assembling Objects tests your spatial abilities by requiring you to determine how parts fit together to form a complete object. This subtest is used to measure your ability to visualize and manipulate objects in space.

Skills Evaluated

  • Spatial Visualization: Ability to visualize how parts fit together.
  • Problem-Solving: Solving puzzles by determining the correct assembly of parts.
  • Attention to Detail: Recognizing patterns and understanding spatial relationships.

Example Question

Given a set of disassembled parts, choose the correct completed assembly from the provided options.

Next Steps

The ASVAB is a comprehensive military entrance test designed to measure your abilities and help determine your suitability for various military roles. By understanding each subtest and the skills they evaluate, you can better prepare for the exam and improve your chances of achieving a high score. Each section requires a unique set of skills, and targeted practice, such as taking an army ASVAB practice test, can enhance your proficiency in these areas, leading to a more successful outcome.

Ready to ace the ASVAB and secure your dream military job? Apply to Llibra today for tailored resources, structured study plans, and AI-generated practice tests that focus on your weak spots. With our proven methods and pay-only-when-you-pass policy, success is within your reach. Don't wait—start your journey now!