Guide to AP® Environmental Science

Selected questions
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Earth Systems and Resources

Explore the planet we call home, Earth, from the outer reaches of the atmosphere to the outer crust beneath our feet. How do these dynamic systems interact to shape the world around us? Conversely, how do humanity's activities affect the seemingly limitless treasures and beauty of Earth? Analyze our role as members of the global ecosystem in the context of major environmental issues.

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Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Earth Science Concepts

From the geological time scale to seasons, develop a newfound understanding of our planet.
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Geologic time scale

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Plate tectonics, earthquakes, and volcanism

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Seasons

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Solar intensity and latitude

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The Atmosphere

Discover the composition and function of the layer of gases covering the Earth.
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Global Water Resources and Use

Dive into concepts pertaining to the Earth's water supply and systems.​
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Soil and Soil Dynamics

Dig up information on rocks and soil as you explore the properties and cycles associated with each.
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The Living World

How do species and populations fulfill their niches in their community and ecosystem? Which abiotic processes allow for the survival of the living world? Dive into understanding how ecosystems function by tracing energy flow, analyzing the importance of evolutionary pressures, and exploring various resource cycles.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Ecosystem Structure

Learn about species interactions and biome types as you explore both living and nonliving components of the environment.
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Energy Flow

Energy is neither created nor destroyed — learn where it goes as you map bioenergetic pathways and cycles.
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Ecosystem Diversity

Uncover the evolutionary processes that lead to the variety of ecological communities that exist today.
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Natural Ecosystem Change

​The environment is constantly evolving — discover the shifts that take place in species organization and our climate.
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Natural Biogeochemical Cycles

Identify the processes that allow for atoms to travel through the environment.
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Population

Delve into population dynamics in this theme. Explore data illustrating ecological studies of living populations. Then apply this analysis to a monumental question: how many people can feasibly live on Earth? Have we already reached the earth's carrying capacity? Identify the effects of population overcrowding on humans.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Population Biology Concepts

Learn about the dynamic field of population biology as you explore concepts of survivorship and reproductive strategies.
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Human Population

Assess your species as you learn about issues relating​ to population growth, size, and dynamics.
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Human population dynamics

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Population size

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Impacts of population growth

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Land and Water Use

From agriculture to mining to land development, how are Earth's natural resources utilized (or exploited)? Explore various measures put in place to curb overdevelopment and analyze the effectiveness of these measures. Dig into the challenges of land and water conservation in this theme.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Agriculture

Gain a thorough understanding of the development and maintenance of one of the world's largest industries.
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Feeding a growing population

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Controlling pests

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Forestry

Examine the conservation and management of vegetation and how these systems benefit both humans and the environment.
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Rangelands

Identify issues surrounding deforestation and overgrazing as you learn about the different types of rangelands and their maintenance.​
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Applications of Land Use

From urban development to strategies for sustainability, uncover different aspects of land usage.
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Urban land development

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Public and federal lands

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Land conservation options

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Mining

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Fishing

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Global economics

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Energy Resources and Consumption

How do we power our phones, homes, and cities? Learn about the history of energy consumption in this theme. Investigate current energy sources, weigh their advantages and disadvantages, and enter the clean energy development debate.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Energy Concepts

Apply the Laws of Thermodynamics as you review the different forms, conversions, and units of energy.
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Energy Consumption

Starting with the Industrial Revolution, evaluate the evolution of energy use as you identify future global needs.
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Fossil Fuel Resources and Use

Assess the advantages and disadvantages of​ using coal, oil and natural gas as energy sources.
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Nuclear Energy

Explore all aspects of nuclear fuel synthesis as you learn about electricity production, fission, and the impact of radiation on human health.
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Hydroelectric Power

Dive into dams as you familiarize yourself with issues surrounding hydropower.
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Energy Conservation

Deepen your understanding of the measures put in place to reduce the consumption of energy.
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Renewable Energy

From solar electricity to hydrogen fuel cells, explore the various sources of renewable energy.
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Pollution

Pollution negatively impacts human health and the environment. Investigate types of pollution and how each type can affect our health, the economy, and the globe. Learn about national policies and efforts that aim to address the causes and effects of these pollutants.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Pollution Types

Explore different pollutants and the physical aspects of the environment that they affect.
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Air pollution

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Noise pollution

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Water pollution

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Solid waste

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Impacts on the Environment and Human Health

Identify the hazards to human health that exist in the environment.
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Hazards to human health

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Hazardous chemicals in the environment

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Economic impacts

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Global Change

How is global warming relevant to your life? Answer questions about how climate change is impacting more than just the weather.

CompletionAccuracy

Accuracy is based on your most recent attempt.

Status

Your status is based on your weighted accuracy which accounts for the difficulty of the questions.

Your weighted accuracy is based on your most recent attempts compared to everyone else’s first attempts.

Re-answering questions correctly will improve your weighted average status.

Stratospheric Ozone

From formation to its depletion, learn more about our ozone.
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Global Warming

Uncover the facts about greenhouse gasses and the consequences of global warming.
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Loss of Biodiversity

Evaluate the effects of pollution and endangered species as you deepen your understanding of habitat loss and conservation laws.
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