Practice Hub
AI Tutor
AI Diagnostics
AI Flashcards
AI Worksheets
AI Solver
Games
Progress
Sign In
Home
SAT Subject Tests
Learn by Concept
SAT Subject Tests Help - Learn by Concept
Get help with comprehensive practice problems and step-by-step solutions
Concepts
SAT Subject Test in Biology
Cell Biology
Cell Functions
Cell Cycle
Cell Signaling
Cellular Respiration
Electron Transport Chain
Mitosis and Meiosis
Other Cell Functions
Photosynthesis
Cell Structures
Cell Membrane and Cell Wall
Endoplasmic Reticulum and Golgi Body
Nucleus and Nucleolus
Other Cell Structures
Ecology
Ecological Principles
Biomes, Habitats, and Niches
Communities and Populations
Environmental Principles
Species Relationships
Biodiversity
Trophic Levels and Energy Flow
Types of Interspecies Relationships
Evolution
Natural Selection
Other Evolution Principles
Speciation
Types of Evolution and Speciation
Genetics
Genes and Chromosomes
Inheritance Patterns
Population Genetics and Hardy-Weinberg
Microbiology
Bacteria and Prokaryotes
Prokaryotic Cell Functions
Viruses
Molecular Biology
DNA, RNA, and Proteins
DNA Replication and Repair
DNA Structure and Function
Enzymes
Protein Structure
RNA Structure and Function
Transcription
Translation
Macromolecules
Carbohydrates
Lipids
Nucleic Acids
Proteins
Systems Biology
Animal Biology
Endocrine System
+1 topic
Glands
Excretory and Digestive Systems
+1 topic
Stomach Cells and Enzymes
Nervous System and Action Potentials
+1 topic
Neurotransmitters
Plant Biology
Water and Nutrient Transport
SAT Subject Test in Chemistry
Compounds and Molecules
Bonding and Forces
Hydrogen Bonding
Intermolecular Forces
Ionic Bonds
Compounds
Complex and Polyatomic Ions
Naming Compounds
Other Compound Concepts
Properties of Compounds
Molecules
Molecular and Electronic Geometries
VSEPR Theory
Elements and Atoms
Electrons and Quantum Theory
Electron Configuration
Orbitals and Hybridization
Elements, Ions, and Isotopes
Atomic Mass
The Periodic Table
Periodic Trends
Laboratory Techniques and Analysis
Calculations
Significant Figures
Reactions and Equilibrium
Chemical Equilibrium
Equilibrium Constant and Reaction Quotient
Reaction Types
Acid-Base Reactions
+2 topics
Identifying and Defining Acids and Bases
pH
Oxidation-Reduction Reactions
+1 topic
Oxidation State
Solutions and States of Matter
Gases
Effusion
Gas Laws
Solutions
Concentration and Units
Stoichiometry
Avogadro's Number
Balancing Equations
Empirical and Molecular Formulas
Limiting Reagent
Molar Mass
Other Stoichiometric Calculations
Stoichiometry with Reactions
Thermochemistry and Kinetics
Thermodynamics
Enthalpy
SAT Subject Test in Latin
Latin Adjectives
Using first-declension adjectives in Latin
Using second-declension adjectives in Latin
Latin Nouns
Latin Noun Cases
Latin Ablative Case
+2 topics
Using ablative of agent in Latin
Using ablative of means in Latin
Latin Accusative Case
+1 topic
Using accusative case in Latin
Latin Dative Case
+1 topic
Using dative case in Latin
Latin Genitive Case
+1 topic
Using genitive case in Latin
Latin Nominative and Vocative Cases
+2 topics
Using nominative case in Latin
Using vocative case in Latin
Latin Noun Paradigms
Using first declension Latin nouns
Using fourth declension Latin nouns
Using typical-form third declension Latin nouns
Latin Prepositions
Using prepositions in Latin
Latin Pronouns
Using relative pronouns in Latin
Latin Verbs
Latin Verb Tense
Using perfect tense in Latin
Mood in Latin Verbs
Using imperative mood in Latin
Using subjunctive mood in Latin
SAT Subject Test in Literature
Content
Characterization and Motivation
Characterization and Motivation: Drama
Characterization and Motivation: Poetry
Characterization and Motivation: Prose
Context, Speaker, and Addressee
Context, Speaker, and Addressee: Drama
Context, Speaker, and Addressee: Poetry
Context, Speaker, and Addressee: Prose
Inferences
Inferences: Drama
Inferences: Poetry
Inferences: Prose
Other Content Analysis Questions
Other Content Analysis Questions: Drama
Other Content Analysis Questions: Poetry
Other Content Analysis Questions: Prose
Support and Evidence
Support and Evidence: Drama
Support and Evidence: Poetry
Support and Evidence: Prose
Theme
Theme: Drama
Theme: Poetry
Theme: Prose
Form, Structure, Grammar, and Syntax
Grammar and Syntax
Grammar and Syntax: Drama
Grammar and Syntax: Poetry
Grammar and Syntax: Prose
Structure and Form
Structure and Form: Drama
Structure and Form: Poetry
Structure and Form: Prose
Genre, Style, Tone, Mood, and Other Literary Features
Genre
Genre: Drama
+1 topic
Genre: Seventeenth-Century Drama
Genre: Poetry
+2 topics
Genre: Eighteenth- and Nineteenth-Century Poetry
Genre: Seventeenth-Century Poetry
Other Literary Features
Other Literary Features: Drama
Other Literary Features: Poetry
Other Literary Features: Prose
Tone, Style, and Mood
Tone, Style, and Mood: Drama
+2 topics
Tone, Style, and Mood: Eighteenth- and Nineteenth-Century Drama
Tone, Style, and Mood: Seventeenth-Century Drama
Tone, Style, and Mood: Poetry
+3 topics
Tone, Style, and Mood: Eighteenth- and Nineteenth-Century Poetry
Tone, Style, and Mood: Seventeenth-Century Poetry
Tone, Style, and Mood: Twentieth-Century Poetry
Tone, Style, and Mood: Prose
+3 topics
Tone, Style, and Mood: Eighteenth- and Nineteenth-Century Prose
Tone, Style, and Mood: Seventeenth-Century Prose
Tone, Style, and Mood: Twentieth-Century Prose
Literary Terminology and Devices
Literary Terminology Describing Drama
Literary Terminology Describing Poetry
Literary Terminology Describing Prose
Overall Language or Specific Words, Phrases, or Sentences
Context-Based Meaning of a Word
Context-Based Meaning of a Word: Drama
Context-Based Meaning of a Word: Poetry
Context-Based Meaning of a Word: Prose
Effect of Specified Text
Effect of Specified Text: Drama
Effect of Specified Text: Poetry
Effect of Specified Text: Prose
Figurative Language
Figurative Language: Drama
Figurative Language: Poetry
Figurative Language: Prose
Meaning of Specified Text
Meaning of Specified Text: Drama
Meaning of Specified Text: Poetry
Meaning of Specified Text: Prose
Other Questions About Language
Other Questions About Language: Drama
Other Questions About Language: Poetry
Other Questions About Language: Prose
Summarizing, Paraphrasing, and Describing
Summarizing, Paraphrasing, and Describing Drama
Summarizing, Paraphrasing, and Describing Poetry
Summarizing, Paraphrasing, and Describing Prose
Word Choice and Connotation
Word Choice and Connotation: Drama
Word Choice and Connotation: Poetry
Word Choice and Connotation: Prose
SAT Subject Test in Physics
Electricity and Magnetism
Electricity
Electric Circuits
+3 topics
Capacitors
Ohm's Law
Resistors
Electric Fields
+2 topics
Coulomb's Law
Electric Potential Energy
Mechanics
Circular and Rotational Motion
Orbits
Forces
Frictional Force
Gravitational Force and Weight
Other Mechanical Forces
Spring Force
Linear Motion
Linear Motion Calculations
+4 topics
Kinematics Equations
Momentum and Impulse
Motion in One Dimension
Motion in Two Dimensions
Linear Motion Principles
+2 topics
Definitions of Acceleration, Velocity, and Displacement
Other Introductory Principles
Work, Energy, and Power
Conservation of Energy
Kinetic Energy
Work
Nuclear Physics
Radioactivity
Optics, Waves, and Quantum
Optics
Electromagnetic Spectrum
Polarization
Snell's Law
Waves
Doppler Effect
Velocity, Frequency, and Wavelength
Thermodynamics
Calculating Heat and Temperature
SAT Subject Test in Spanish
Adjectives in Spanish
Descriptive Adjectives in Spanish
Adverbs, Prepositions, and Conjunctions in Spanish
Prepositions in Spanish
Nouns in Spanish
Spanish Vocabulary: Nouns
Numbers in Spanish
Pronouns in Spanish
Demonstrative Pronouns in Spanish
Spanish Verbs
Mood of the Verb in Spanish
Indicative / Indicativo
Subjunctive / Subjuntivo
Verb Tense in Spanish
Conditional Tenses
+1 topic
Conditional / El Condicional
Past Tenses
+2 topics
Imperfect / El Imperfecto
Preterite / El Pretérito
SAT Subject Test in United States History
U.S. Economic History
U.S. Economic History from 1790 to 1898
Cause and Effect in U.S. Economic History from 1790 to 1898
Facts and Details in U.S. Economic History from 1790 to 1898
Representative Viewpoints in U.S. Economic History from 1790 to 1898
Summary of U.S. Economic History from 1790 to 1898
U.S. Economic History from 1899 to the Present
Cause and Effect in U.S. Economic History from 1899 to the Present
Facts and Details in U.S. Economic History from 1899 to the Present
Representative Viewpoints in U.S. Economic History from 1899 to the Present
Sequence in U.S. Economic History from 1899 to the Present
Summary of U.S. Economic History from 1899 to the Present
U.S. Economic History from Pre-Columbian History to 1789
Cause and Effect in U.S. Economic History from Pre-Columbian to 1789
Facts and Details in U.S. Economic History from Pre-Columbian to 1789
Representative Viewpoints in U.S. Economic History from Pre-Columbian to 1789
Summary of U.S. Economic History from Pre-Columbian to 1789
U.S. Foreign Policy
U.S. Foreign Policy from 1790 to 1898
Cause and Effect in U.S. Foreign Policy from 1790 to 1898
Facts and Details in U.S. Foreign Policy from 1790 to 1898
Representative Viewpoints in U.S. Foreign Policy from 1790 to 1898
Sequence in U.S. Foreign Policy from 1790 to 1898
Summary of U.S. Foreign Policy from 1790 to 1898
U.S. Foreign Policy from 1899 to the Present
Cause and Effect in U.S. Foreign Policy from 1899 to the Present
Facts and Details in U.S. Foreign Policy from 1899 to the Present
Representative Viewpoints in U.S. Foreign Policy from 1899 to the Present
Sequence in U.S. Foreign Policy from 1899 to the Present
Summary of U.S. Foreign Policy from 1899 to the Present
U.S. Foreign Policy from Pre-Columbian History to 1789
Cause and Effect in U.S. Foreign Policy from Pre-Columbian History to 1789
Facts and Details in U.S. Foreign Policy from Pre-Columbian History to 1789
Sequence in U.S. Foreign Policy from Pre-Columbian History to 1789
Summary of U.S. Foreign Policy from Pre-Columbian History to 1789
U.S. Intellectual and Cultural History
U.S. Intellectual and Cultural History from 1790 to 1898
Cause and Effect in U.S. Intellectual and Cultural History from 1790 to 1898
Facts and Details in U.S. Intellectual and Cultural History from 1790 to 1898
Representative Viewpoints in U.S. Intellectual and Cultural History from 1790 to 1898
Summary of U.S. Intellectual and Cultural History from 1790 to 1898
U.S. Intellectual and Cultural History from 1899 to the Present
Cause and Effect in U.S. Intellectual and Cultural History from 1899 to the Present
Facts and Details in U.S. Intellectual and Cultural History from 1899 to the Present
Representative Viewpoints in U.S. Intellectual and Cultural History from 1899 to the Present
Sequence in U.S. Intellectual and Cultural History from 1899 to the Present
Summary of U.S. Intellectual and Cultural History from 1899 to the Present
U.S. Intellectual and Cultural History from Pre-Columbian History to 1789
Cause and Effect in Intellectual and Cultural History from Pre-Columbian History to 1789
Facts and Details in Intellectual and Cultural History from Pre-Columbian History to 1789
Representative Viewpoints in Intellectual and Cultural History from Pre-Columbian History to 1789
Summary of U.S. Intellectual and Cultural History from Pre-Columbian History to 1789
U.S. Political History
U.S. Political History from 1790 to 1898
Cause and Effect in U.S. Political History from 1790 to 1898
Facts and Details in U.S. Political History from 1790 to 1898
Representative Viewpoints in U.S. Political History from 1790 to 1898
Sequence in U.S. Political History from 1790 to 1898
Summary of U.S. Political History from 1790 to 1898
U.S. Political History from 1899 to the Present
Cause and Effect in U.S. Political History from 1899 to the Present
Facts and Details in U.S. Political History from 1899 to the Present
Representative Viewpoints in U.S. Political History from 1899 to the Present
Sequence in U.S. Political History from 1899 to the Present
Summary of U.S. Political History from 1899 to the Present
U.S. Political History from Pre-Columbian History to 1789
Cause and Effect in U.S. Political History from Pre-Columbian to 1789
Facts and Details in U.S. Political History from Pre-Columbian to 1789
Representative Viewpoints in U.S. Political History from Pre-Columbian to 1789
Sequence in U.S. Political History from Pre-Columbian to 1789
Summary of U.S. Political History from Pre-Columbian to 1789
U.S. Social History
U.S. Social History from 1790 to 1898
Cause and Effect in U.S. Social History from 1790 to 1898
Facts and Details in U.S. Social History from 1790 to 1898
Representative Viewpoints in U.S. Social History from 1790 to 1898
Sequence in U.S. Social History from 1790 to 1898
Summary of U.S. Social History from 1790 to 1898
U.S. Social History from 1899 to the Present
Cause and Effect in U.S. Social History from 1899 to the Present
Facts and Details in U.S. Social History from 1899 to the Present
Representative Viewpoints in U.S. Social History from 1899 to the Present
Sequence in U.S. Social History from 1899 to the Present
Summary of U.S. Social History from 1899 to the Present
U.S. Social History from Pre-Columbian History to 1789
Cause and Effect in Social History from Pre-Columbian History to 1789
Facts and Details in Social History from Pre-Columbian History to 1789
Representative Viewpoints in Social History from Pre-Columbian History to 1789
Summary of Social History from Pre-Columbian History to 1789
SAT Subject Test in World History
1500 C.E. to 1900 C.E.
Europe
Age of Exploration and Protestant Reformation
+7 topics
Eastern Europe in the Reformation
France, England, and Italy in the Reformation
Historical Figures in the Age of Exploration
Other Age of Exploration History
Other Reformation History
Rise of Protestantism
Spain and Portugal in Exploration
Other European History from 1500 C.E. to 1900 C.E.
+3 topics
Elizabethan England
Other European History from 1500 C.E. to 1900 C.E.
Rise of Russia
The Enlightenment Era
+5 topics
Absolutism and Constitutionalism
English Civil War and Great Britain
Historic Figures of the Enlightenment Era
Other Enlightenment History
The Scientific Revolution
The Renaissance
+6 topics
England and the Renaissance
France and the Renaissance
Italy and the Renaissance
Monarchs, Aristocracy, and Parliament
Nation States
Other Renaissance History
Global Developments
Agricultural Revolution
Banking
Colonialism
Global Trade
Gunpowder
Industrial Revolution
Printing Press
North and South America
Discovery and Settlement of the Americas
Other American History from 1500 C.E. to 1900 C.E.
The American Revolution
Other Global Regions
Africa from 1500 C.E. to 1900 C.E.
East Asia from 1500 C.E. to 1900 C.E.
Southeast Asia from 1500 C.E. to 1900 C.E.
Southwest Asia
Impact of the Ottoman Empire
Other Southwest Asian History from 1500 C.E. to 1900 C.E.
Rise of the Ottoman Empire
1900 C.E. to Present
Africa and Southwest Asia
Afghanistan and Iraq
Africa from 1900 C.E. to Present
Desert Storm and the Guf Wars
Other Southwest Asian History from 1900 C.E. to Present
East and Southeast Asia
Japan in World War II
Japanese-Chinese Relations
Korean Relations
Other Asian History from 1900 C.E. to Present
Vietnamese Relations
Europe
Russian Revolution and the Cold War
+4 topics
Communism and Socialism
Leaders and Thinkers of the USSR
The Cold War in Europe
The USSR
World War I
+4 topics
Causes and Effects of World War I
France and Britain in World War I
Germany in World War I
Russia in World War I
World War II
+4 topics
Causes and Effects of World War II
France and Britain in World War II
Germany in World War II
Russia in Wolrd War II
Global Developments
Impact of Modern Technology
The Nuclear Threat
World War I
World War II
North and South America
Other American History from 1900 C.E. to Present
Revolutions in South America
The Americas in World War I
The Americas in World War II
The Cold War in the Americas
500 C.E. to 1500 C.E.
Europe
European Impact of the Crusades
Feudalism
Frank and Germanic History
Historic Figures of the Middle Ages
Impact of Christianity
Inquisitions and Discrimination
Other European History from 500 C.E. to 1500 C.E.
Political Reforms in the Middle Ages
Technology in the Middle Ages
Global Developments
Rise of Christianity
Rise of Islam
Tools of War
Transportation
Other Global Regions
Africa from 500 C.E. to 1500 C.E.
East and Southeast Asia from 500 C.E. to 1500 C.E.
North and South America from 500 C.E. to 1500 C.E.
Southwest Asia
Impact of Islam
Other Southwest Asian History from 500 C.E. to 1500 C.E.
The Crusades
Overarching Themes and Philosophies
Major Developments
Cause and Effect in History
Colonization and Imperialism
Development and Types of Government
Development of Cities
Enlightenment and the Scientific Revolution
Major World Empires
Notable Historic Documents
Notable Historic Figures
Technological Innovation
The Industrial Revolution
World Religions
Ancient Religions and Paganism
Buddhism and Confucianism
Christianity
Hinduism
Islam
Judaism
Prehistory to 500 C.E.
Europe
Ancient Greece
Fall of the Roman Empire
Greek Philosophies and Innovations
Historical Figures of Greece and Rome
Mythologies
Other European History Prior to 500 C.E.
Roman Empire
Global Developments
Agriculture
Hierarchies and Government
Ice Age and Migration
Religion
Settlements and Cities
Trade
Writing
Other Global Regions
East Asia and China Prior to 500 C.E.
North and South America Prior to 500 C.E.
Southeast Asia Prior to 500 C.E.
Southwest Asia and Africa
Ancient Egypt
Babylonian Empire
Other Southwest Asian or African History Prior to 500 C.E.
Persian Empire
The Fertile Crescent and Mesopotamia
AI Tutor
Quiz of the Day
Flashcards
Worksheets
AI Solver
Games
SAT Subject Tests Help | AI Practice & Tutor | Learning Hub