Knowunity

Subjects

Careers

Open the App

Subjects

Biology

Geometry

AP English Literature

Explore topics

Every subject explained - just find your topic and ace your test!

AP Biology

Cell Structure and Function

Cell Communication and Cell Cycle

Cellular Energetics

Ecology

Natural Selection

Heredity

Chemistry of Life

Gene Expression and Regulation

Overview

AP Physics 1

Newton's Laws

Circular Motion and Gravitation

Kinematics and Introduction to Dynamics

Energy and Momentum

Simple Harmonic Motion and Rotational Motion

Physics

Calculating Energy

Energy

Coulomb's Law

Electric Forces

Forces

Electromagnetic Radiation and Matter

Energy and Fields

Overview

Waves

Electric and Magnetic Fields

Force, Mass, and Acceleration

Introduction to Momentum

Newton's Law of Universal Gravitation

Thermodynamics

Physical Science

Action and Reaction Forces

Transmissions

Chemistry

Equilibrium

Kinetics

Chemical Reactions

Intermolecular Forces and Properties

Molecular and Ionic Compound Structure and Properties

Overview

Acids and Bases

Atomic Structure and Properties

Thermodynamics

Applications of Thermodynamics

Science

Genes and Reproduction

Movement and Forces

Evolution and Selection

Ecosystems

The Geosphere

Earth in Space

Science (ACT®)

Scientific Content

Scientific Reasoning

AP Chemistry

Thermodynamics

Intermolecular Forces and Properties

Acids and Bases

Chemical Reactions

Atomic Structure and Properties

Molecular and Ionic Compound Structure and Properties

Kinetics

Equilibrium

Overview

Earth and Space Science

Seasons

Natural Resources

Galaxies and Gravity

Earth's Changing Climate

The Solar System

The Rock Cycle

Weathering and Erosion

Human Impacts on the Environment

Weather and Climates

Earth's Place in the Universe

Plate Tectonics

Natural Hazards

Fossils and Rock Layers

The Water Cycle

AP Computer Science A

Digital Information

Overview

Algorithms

Programming

The Internet

Computer Science / Programming

The Internet

Digital Information

Online Data Security

Programming

AP Environmental Science

Human Impact on Species

Aquatic and Terrestrial Pollution

Energy Resources and Consumption

Land and Water Use

Populations

Earth Systems and Resources

Global Change

Atmospheric Pollution

Environmental Science

Human Impact on Species

Earth Systems and Resources

Land and Water Use

Aquatic and Terrestrial Pollution

Algebra 1

Intercepts & Slopes

Linear Equations

Slope Intercept & Standard Form

Overview

Inequalities

Exponents & Radicals

Binomials & Polynomials

Expressions

Functions

Quadratics

Rates & Units

Irrational Numbers

Factoring

Systems of Equations

Sequences

Basics

Algebra 2

Rational & Root Equations

Logarithms

Factoring

Modeling

Overview

Dividing Polynomials & Quadratics

Geometric Series

Polynomial Graphs

Polynomials

Trigonometry

Exponents and Radicals

Complex Numbers & Unit I

Transformations

Geometry

Parallel & Perpendicular Lines

Intro

Volume, Surface Area & Density

Distance & cordinate plance

Right Triangles & Trigonometry

Dilations

Congruent Triangles

Rotations & Reflections

2D & 3D Solids

Circles

Overview

Congruence

Similar & Congruent Triangles

Pythagorean Theorem

Tranformations & translations

Trigonometry

Law of Sines & Cosines

Sine & Cosine

Overview

Graphs

Trigonometric Values

Right Triangles

Unit Circle

Pre-Calculus

Geometric Series

Limits

Ellipses & Hyperbola

Vectors

Complex Numbers

Trigonometry

Arithmetic Series

Probability & Combinatorics

Functions

Rational Functions

Binomial Theorem

Calculus 1

Integration and Accumulation of Change

Limits and Continuity

AP Calculus AB/BC

Applying Derivatives to Analyze Functions

Integration and Accumulation of Change

Differentiation: Composite, Implicit, and Inverse Functions

Differentiation: Definition and Basic Derivative Rules

Differential Equations

Integration and Accumulation of Change

Statistics

Permutations & Combinations

Plots & Histograms

Normal Distribution

Overview

Scatterplots & Residuals

Standard Deviation

Venn Diagrams & Addition

Multiplication Rule

Probability Distributions

Math (SAT®)

Overview

Problem Solving and Data Analysis

Heart of Algebra

Additional Topics in Math

Passport to Advanced Math

Math (ACT®)

Preparation and Review

AP Statistics

Collecting Data

Probability, Random Variables, and Probability Distributions

Inference for Quantitative Data (Means)

Exploring One-Variable Data

Inference for Categorical Data: Proportions

Overview

English

Grammar

Literary Themes

Writing

Poems

Short Stories

Reading

Books

Creative Expression

Critical Analysis

Plays

Language and Composition

AP English Language

Strengthen Claims Using Counter Arguments

Thesis Statements, Word Choice, Syntax

Successful & Unsuccessful Arguments

Overview

Organizing Text and Utilizing Rhetorical Devices

Developing an Argument and Thesis

Understanding Your Audience

AP English Literature

Poetry II

Longer Fiction or Drama II

Poetry I

Overview

Short Fiction I

Longer Fiction or Drama I

Short Fiction III

Short Fiction II

Writing (ACT®)

Organization

Writing & Language (SAT®)

Grammar and Usage

Vocabulary in Context

English (ACT®)

Rhetorical Skills

Overview

Usage and Mechanics

Reading (SAT®)

Reading Strategies

US History

The Civil Rights Movement

Colonial America (1607-1754)

The Gilded Age (1865-1898)

The Civil War Era (1844-1877)

The United States in World War I

Overview

The Early Republic (1800-1848)

Worlds Collide (1491-1607)

World War II

The Postwar Era (1945-1980)

The Age of Empire

The Great Depression

The Modern Era (1980-Present)

The American Revolution

Spanish

Intermediate Grammar

Intermediate Vocabulary

Advanced Vocabulary and Grammar

Overview

Basic Vocabulary and Phrases

Basic Grammar

AP US History

Period 1: 1491-1607

Period 5: 1844-1877

Period 9: 1980-Present

Period 4: 1800-1848

Period 8: 1945-1980

Period 2: 1607-1754

Period 3: 1754-1800

Period 7: 1890-1945

European History

Overview

Conflict, Crisis, and Reaction in the Late 18th Century

Cold War and Contemporary Europe

Industrialization and Its Effects

19th-Century Perspectives and Political Developments

Scientific, Philosophical, and Political Developments

Renaissance and Exploration

Absolutism and Constitutionalism

Age of Reformation

20th-Century Global Conflicts

AP European History

19th-Century Perspectives and Political Developments

Renaissance and Exploration

Scientific, Philosophical, and Political Developments

Overview

Conflict, Crisis, and Reaction in the Late 18th Century

Age of Reformation

20th-Century Global Conflicts

Cold War and Contemporary Europe

Absolutism and Constitutionalism

World/Global History

600 - 1450 Regional and Interregional Interactions

Overview

1454 - 1750 Renaissance and Reformation

1450 - 1750 Renaissance and Reformation

1452 - 1750 Renaissance and Reformation

The 20th Century

1750-1900 Enlightenment and Revolution

1453 - 1750 Renaissance and Reformation

600 BCE - 600 CE Second-Wave Civilizations

Beginnings - 600 BCE

AP World History

Overview

600 - 1450 Regional and Interregional Interactions

600 BCE - 600 CE Second-Wave Civilizations

Beginnings - 600 BCE

1450 - 1750 Renaissance and Reformation

The 20th Century

AP US Government

Civil Liberties and Civil Rights

Overview

Foundations of American Democracy

Interactions Among Branches of Government

American Political Ideologies and Beliefs

Political Participation

AP Human Geography

Agriculture and Rural Land-Use Patterns and Processes

Cultural Patterns and Processes

Cities and Urban Land-Use Patterns and Processes

Thinking Geographically

Industrial and Economic Development Patterns and Processes

Population and Migration Patterns and Processes

Political Patterns and Processes

Psychology

Biological Bases of Behavior

Sensation and Perception

Research Methods in Psychology

Overview

Learning and Memory

Human Development

Personality

Consciousness

Abnormal Psychology

Ethical Issues in Psychology

Motivation and Emotion

Introduction to Psychology

Cognition and Intelligence

Social Psychology

Psychological Disorders in the Context of Culture

Government & Politics, Comparative

Overview

Political Institutions

US Government and Civics

Federalism

Political Parties & Ideologies

Interest Groups & Lobbying

Checks & Balances

Three Branches of Government

Constitution & Bill of Rights

Macroeconomics

Personal Finance

Global Economics

Macroeconomics

Microeconomics

Overview

Introduction to Economics

AP Art History

The Pacific, 700-1980 CE

Africa, 1100-1980 CE

Overview

Finance and capital markets

Business Law

Marketing

Overview

Management

Entrepreneurship

Economics

Finance

Introduction to Business

Religious Studies

Overview

Major World Religions

Islam

Comparative Religion

Judaism

Christianity

Hinduism

Buddhism

Sociology

Social Change and Social Movements

Deviance and Social Control

Social Institutions

Global Sociology

Research Methods in Sociology

Culture and Socialization

Social Stratification

AP Psychology

Motivation, Emotion, and Personality

Developmental Psychology

Social Psychology

Sensation and Perception

Overview

Biological Bases of Behavior

Learning

Scientific Foundations of Psychology

Clinical Psychology

Cognitive Psychology

AP Macroeconomics

Economic Indicators and the Business Cycle

National Income and Price Determination

Financial Sector

Basic Economics Concepts

Open Economy: International Trade and Finance

Social Studies

Overview

Medieval and Renaissance Europe

World History

Human Geography

Age of Expansion and Reform

Early American History

Ancient Civilizations

Foundations of Government

AP Spanish Language

The Influence of Language and Culture on Identity

AP Spanish Literature

Teatro Y Poesía Del Siglo XX

French

Education and School

Numbers

Food and Drink

Advanced Grammar

Travel and Directions

Overview

Daily Routine and Lifestyle

Basic Grammar

Health and Wellness

AP French

Advanced Language

Grammar and Language

Overview

AP German

How Science and Technology Affect Our Lives

Chinese

Basic Grammar

Advanced Grammar

AP Chinese

Overview

AP Italian

How Science and Technology Affect Our Lives

Overview

Other Languages

Greek

Overview

Korean

Physical Education

Lifelong Physical Activity

Safety and Injury Prevention

Sportsmanship and Teamwork

Health and Wellness

Motor Skills

Fitness Assessment

Physical Fitness

Physical Activities

Basic geometry and measurement

Triangle Side Lengths

Music

Music Theory

Overview

Music Fundamentals

Composition and Arrangement

AP Music Theory

Music Fundamentals I: Pitch, Major Scales and Key Signatures, Rhythm, Meter, and Expressive Elements

Music Fundamentals II: Minor Scales and Key Signatures, Melody, Timbre, and Texture

Health

Growth and Development

Substance Abuse Prevention

Overview

Healthy Relationships, Mental and Emotional Health

Nutrition and Physical Activity

Life Skills and Transitions

Healthy Decision-Making

Safety and Injury Prevention

Safety and First Aid

Mental and Emotional Health

Fun Stuff

Arts & Crafts

Cooking & Baking

College Prep

Tech & Gaming

Fashion & Style

Overview

Social Justice

Pop Culture

Music

Life Skills

Mental Health

Study Hacks

Personal Finance

Fun Stuff

Honors Biology

Gene Expression and Regulation