Science Worksheets

Learning Objectives

• Explain how energy can convert between mechanical, electrical, chemical, and thermal forms
• Identify the roles of components and losses when designing energy-conversion devices
• Evaluate device performance using observations, data, and efficiency reasoning

Learning Objectives

• Understand the importance of biodiversity to ecosystems and human well-being.
• Identify different types of biodiversity: species, genetic, and functional diversity.
• Recognize major threats to biodiversity including habitat fragmentation, invasive species, overexploitation, and climate change.+ Show more

Learning Objectives

• Explain how the atmosphere and oceans exchange heat, moisture, and gases to influence weather and climate
• Describe how global circulation and ocean currents redistribute energy across Earth
• Analyze how feedbacks between ocean temperatures and atmospheric conditions can amplify climate trends+ Show more

Learning Objectives

• Understand how carbon dioxide enters plants during photosynthesis.
• Explain the role of plants in the cycling of carbon in ecosystems.
• Identify how carbon moves from plants to animals and back to the environment.+ Show more

Learning Objectives

• Explain how the circulatory, respiratory, digestive, and nervous systems interact to support homeostasis in multicellular animals
• Describe how oxygen and nutrients move through organ systems and how feedback helps maintain stable internal conditions
• Compare organ-system interactions in animals (human mammalian systems) and relate them to plant vascular transport

Learning Objectives

• Understand geological processes that influence resource formation.
• Identify different types of mineral, energy, and groundwater resources.
• Analyze how resource accessibility and quality vary regionally.+ Show more

Learning Objectives

• Understand the importance of water reservoirs in global water distribution.
• Identify main ideas from a scientific passage about water reservoirs.
• Develop reading comprehension skills related to environmental science topics.

Learning Objectives

• Explain how engineering designs meet intended functions using constraints such as materials, time, and safety.
• Analyze how structural, mechanical, and electrical systems distribute loads, transfer energy, or control current.
• Evaluate trade-offs among cost, reliability, and performance using grade-appropriate quantitative reasoning.

Learning Objectives

• Explain how the Sun provides energy and gravity provides force to drive the water cycle.
• Describe key processes of the water cycle, including evaporation, condensation, precipitation, runoff, and infiltration.
• Trace how water moves through Earth’s systems and how energy transfer relates to weather and climate.

Learning Objectives

• Understand the distribution and proportions of freshwater and saline reservoirs globally.
• Describe how climate, topography, and geology influence water storage patterns.
• Analyze the implications of uneven freshwater distribution for human use and regional water security.+ Show more

Learning Objectives

• Explain how DNA sequences guide the production of proteins through transcription and translation.
• Describe how protein structure affects protein function inside cells.
• Connect changes in DNA (genotype) to changes in cell behavior and observable traits (phenotype).

Learning Objectives

• Describe the major reservoirs of Earth’s water and compare the relative amounts of freshwater and saline water.
• Explain how climate, topography, and geology influence where water is stored and how accessible it is for human use.
• Interpret how uneven freshwater distribution can affect water security and require regional cooperation.

Learning Objectives

• Explain how scientific inquiry connects observations to evidence-based explanations
• Describe how inquiry can be non-linear and use prior knowledge while remaining open to alternative interpretations
• Identify characteristics of scientific explanations (natural causes, testable predictions, and evaluability by others)+ Show more

Learning Objectives

• Explain how uneven heating of Earth leads to rising and sinking air in different regions
• Describe how global wind patterns affect moisture transport and typical weather
• Use basic circulation ideas to predict how weather systems can form and move

Learning Objectives

• Understand how uneven heating of Earth causes air movement.
• Identify how warm and cold air masses influence wind patterns.
• Describe the role of circulation patterns in weather development.+ Show more

Learning Objectives

• Understand key patterns and causes of biodiversity loss, including habitat fragmentation, invasive species, overexploitation, and climate change.
• Describe measures of species richness, evenness, functional and genetic diversity, and their importance in conservation.
• Explain conservation strategies such as protected areas, restoration ecology, and genetic management.+ Show more

Learning Objectives

• Describe the main processes of the water cycle and how they move water through Earth systems
• Explain how the Sun provides energy and gravity helps move water through the cycle
• Connect water-cycle processes to weather and environmental impacts

Learning Objectives

• Understand how genetic information in DNA directs protein synthesis.
• Describe the roles of DNA, RNA, and proteins in gene expression.
• Explain how changes in DNA can affect protein structure and cellular traits.+ Show more

Learning Objectives

• Identify the aims of hypothesis-driven, descriptive, and correlational inquiry models.
• Explain how each model supports different types of scientific explanations.

Learning Objectives

• Compare autocrine, paracrine, endocrine, and synaptic signaling and describe where each acts.
• Explain how receptor–ligand specificity and signal transduction cascades lead to cellular responses.
• Describe direct cell-to-cell communication using gap junctions and plasmodesmata.

Learning Objectives

• Describe the main functions of the circulatory, respiratory, and digestive systems.
• Identify structures such as capillaries and alveoli that enhance exchange efficiency.
• Explain how different organ systems work together to maintain internal stability.+ Show more

Learning Objectives

• Describe how different organ systems in multicellular animals work together to support vital functions.
• Explain mechanisms of cooperation such as oxygen transport, nutrient absorption, and waste removal within organ systems.
• Compare the organ system interactions in humans and plants to understand system-level dependencies and feedback.

Learning Objectives

• Model energy conservation by tracking changes in energy components within a chosen system and accounting for transfers across the system boundary.
• Represent energy changes using energy budgets and connect physical observations (speed, height, temperature) to appropriate energy forms.
• Check consistency by ensuring the total energy change matches the specified external work and/or heat transfer.

Learning Objectives

• Understand how engineering design responds to system purpose and constraints
• Identify various engineering applications such as bridges, pulley systems, and circuits
• Evaluate trade-offs among cost, reliability, and performance in engineering systems+ Show more

Learning Objectives

• Understand how engineering design responds to system purpose, constraints, and materials.
• Identify examples of engineering systems in structural, mechanical, and electrical contexts.
• Evaluate trade-offs among cost, performance, and reliability in engineering projects.+ Show more

Learning Objectives

• Explain how genetic information in DNA is used to produce proteins through transcription and translation.
• Describe how protein structure influences protein function inside cells.
• Connect changes in DNA (mutations) to changes in proteins and potential effects on genotype and phenotype.

Learning Objectives

• Understand basic computational approaches for simulating dynamic systems
• Explain the concepts of discrete time stepping and parameter sweeps
• Describe sensitivity analysis and its application in modeling+ Show more

Learning Objectives

• Explain how conceptual and quantitative models connect theory to evidence.
• Use residual patterns to evaluate whether a model fits observed data.
• Identify when model validation should use independent data.+ Show more

Learning Objectives

• Identify different types of energy conversions in various devices.
• Understand how energy changes form in common machines and appliances.
• Analyze the efficiency and energy losses in energy conversion processes.+ Show more

Learning Objectives

• Quantify the major reservoirs of Earth’s water (saltwater and freshwater) and identify where accessible freshwater is stored.
• Explain how climate, topography, and geology influence where groundwater and other freshwater sources are located.
• Evaluate how uneven freshwater distribution affects human water security and transboundary water concerns.

Learning Objectives

• Understand the structure and components of DNA
• Explain how DNA transcribes into RNA
• Describe how proteins are assembled from amino acids+ Show more

Learning Objectives

• Understand the different drivers influencing global temperature changes over time.
• Analyze evidence from paleoclimate and modern records to attribute causes of climate change.
• Evaluate multiple lines of scientific evidence to distinguish natural and anthropogenic influences.+ Show more

Learning Objectives

• Understand how human activities alter Earth's land, water, and energy systems.
• Identify indicators and consequences of anthropogenic environmental change.
• Interpret data from land-use change, emission inventories, and system diagrams.+ Show more

Learning Objectives

• Describe the different modes of intercellular signaling such as autocrine, paracrine, endocrine, and synaptic signaling.
• Explain how membrane receptors and signal transduction cascades facilitate cellular communication.
• Identify examples of intercellular signaling in physiological processes like hormone regulation and neural transmission.+ Show more

Learning Objectives

• Identify natural and human factors influencing climate change.
• Understand evidence sources such as ice cores and temperature datasets.
• Differentiate between natural and anthropogenic climate influences.+ Show more

Learning Objectives

• Explain how anabolic and catabolic pathways coordinate to regulate cellular chemical energy and material flow
• Describe how enzyme kinetics and allosteric regulation affect metabolic pathway flux
• Analyze how pathway branching connects carbohydrate, lipid, and protein metabolism in different cellular contexts

Learning Objectives

• Understand principles and conventions for graphical and tabular data representation.
• Identify different types of data visualizations such as scatterplots, histograms, and boxplots.
• Interpret patterns, variability, outliers, and the role of error bars or confidence intervals in data analysis.+ Show more

Learning Objectives

• Explain how uneven heating of Earth causes air to rise and sink in different regions.
• Describe how warm air and cool air move to form global wind patterns.
• Predict how circulation affects the transport of moisture and the development of storms.+ Show more

Learning Objectives

• Analyze the geological processes influencing resource formation and distribution.
• Identify key types of mineral, energy, and groundwater resources and their locations.
• Understand the factors affecting resource accessibility and quality.+ Show more

Learning Objectives

• Explain how devices convert energy between forms using conservation of energy and energy accounting.
• Identify common conversion devices (photovoltaic, thermoelectric, electrochemical) and the energy transformations they perform.
• Evaluate energy conversion efficiency using the idea of useful output versus input and losses.

Learning Objectives

• Explain the pathway from DNA to RNA to proteins (gene expression) and how it relates to cell function
• Describe how protein structure affects protein function inside cells
• Use molecular reasoning to connect genotype (DNA sequence) to phenotype (observable traits)

Learning Objectives

• Understand how photovoltaic cells convert solar energy into electrical energy.
• Identify the key processes involved in energy conversion within solar panels.
• Analyze the efficiency factors affecting photovoltaic devices.+ Show more

Learning Objectives

• Model energy conservation by tracking changes in energy components within a defined system.
• Connect specified energy transfers (work and heat) to corresponding changes in energy components.
• Use energy budgets with consistent sign conventions to verify that total energy is conserved.

Learning Objectives

• Understand how uneven heating of Earth causes air movement and wind patterns.
• Describe the process of warm air rising and cool air sinking in atmospheric circulation.
• Explain how circulation patterns influence weather and climate in different regions.+ Show more

Learning Objectives

• Explain the processes of glycolysis, the citric acid cycle, and the electron transport chain.
• Identify where in the cell each respiration pathway occurs.
• Describe the role of oxygen in aerobic respiration.+ Show more

Learning Objectives

• Understand the principles of energy conversion between mechanical, electrical, chemical, and thermal forms.
• Design and build devices that efficiently convert energy under specified constraints.
• Test, analyze, and improve the performance and efficiency of energy conversion devices.

Learning Objectives

• Understand how human activities alter Earth's land, water, and energy systems.
• Learn to identify indicators used to measure environmental changes due to anthropogenic forcing.
• Analyze the impacts of land-use change, greenhouse gas emissions, aerosol loading, and resource extraction.+ Show more

Learning Objectives

• Understand how pressure distributes on submerged surfaces.
• Apply integrative methods to calculate net force and torque.
• Analyze structural implications of hydrostatic pressure in engineering design.+ Show more