Science Worksheets

Learning Objectives

• Explain how scientific predictive models relate variables to expected outcomes.
• Identify the assumptions and variables in a model and describe what they let scientists predict.
• Use a model to make testable predictions and connect those predictions to data patterns.

Learning Objectives

• Construct an accurate free-body diagram for an isolated object by identifying all external forces
• Resolve forces into components using a consistent coordinate axis and sign convention
• Combine force components to determine the resultant force and relate it to expected acceleration

Learning Objectives

• Explain how governance instruments such as permitting, land-use planning, and environmental assessment influence natural resource use.
• Analyze how regulatory standards and economic valuation affect decisions about resource development and conservation.
• Evaluate how Indigenous rights and consultation shape resource policy and project outcomes.+ Show more

Learning Objectives

• Explain how transcription and translation convert genetic information into functional proteins.
• Describe how promoters, enhancers, transcription factors, and epigenetic modifications regulate gene expression.
• Interpret how gene regulatory networks contribute to tissue specificity and timing of protein production.+ Show more

Learning Objectives

• Explain how bacterial, viral, and fungal pathogens cause disease at a conceptual level.
• Describe common modes of pathogen transmission and how they relate to outbreaks.
• Summarize how innate and adaptive immunity protect the host, including antibody-mediated recognition.+ Show more

Learning Objectives

• Compare the structure and membrane arrangement of major eukaryotic cell organelles using electron-microscopy terminology.
• Explain how compartmentalization supports cellular complexity by contrasting prokaryotic and eukaryotic internal organization.
• Relate organelle size, ultrastructure features, and observable patterns to what is seen in microscopy.

Learning Objectives

• Explain how natural hazards (weather, geological, and other Earth processes) can pose risks to people and ecosystems
• Use NGSS-aligned reasoning to connect hazard characteristics and exposure to potential impacts
• Describe science-based strategies for preparing for, responding to, and mitigating natural hazards

Learning Objectives

• Select appropriate sensors and measurement systems by linking sensor specifications to measurement goals, limits, and required accuracy.
• Explain how calibration, resolution, signal processing, and sampling rate affect the validity of acquired data.
• Use calibration standards and quality-control checks to estimate and manage measurement uncertainty in laboratory and field instruments.+ Show more

Learning Objectives

• Define symbiosis and explain how close relationships between species can affect survival and reproduction.
• Categorize symbiotic interactions as mutualism, commensalism, or parasitism using concrete examples.
• Explain how symbiotic relationships influence organism fitness, resource distribution, and community composition.+ Show more

Learning Objectives

• Explain how mechanical energy transfers between kinetic and potential energy in moving systems such as pendulums and springs.
• Use qualitative energy bookkeeping to describe conservation of mechanical energy in a closed system and energy loss to nonmechanical forms in an open system.
• Interpret motion outcomes (speed, height, and amplitude) as evidence of energy redistribution and inefficiencies.

Learning Objectives

• Explain how collision theory, activation energy, and temperature influence reaction rates.
• Use experimental rate laws and reaction orders to predict how concentration affects rate.
• Apply the Arrhenius relationship to relate temperature changes to rate constant changes.+ Show more

Learning Objectives

• Explain how electric forces and magnetic forces can be described using field interactions.
• Use Coulomb-like and distance-orientation ideas to predict how force magnitude changes with separation.
• Identify how charge, pole orientation, and current/circuit details affect the direction of forces.

Learning Objectives

• Use particle models and symbolic formulas to represent the types and numbers of atoms in simple molecules (e.g., H2O, CO2).
• Differentiate discrete molecular units from extended ionic solids using particle model ideas and element/ion symbols (e.g., NaCl).
• Explain how bonding arrangements affect observable properties such as melting point and behavior of substances.

Learning Objectives

• Use multi-criteria decision methods (such as weighted scoring and Pareto comparisons) to compare competing design constraints.
• Estimate costs and benefits for design choices and justify which option best meets project goals.
• Run a basic sensitivity check by reasoning about how changes in assumptions could change the selected solution.+ Show more

Learning Objectives

• Explain how to follow safety procedures when using common lab materials and heat sources.
• Identify ethical expectations for reporting results accurately, honestly, and with proper attribution.
• Present data clearly by describing results, limitations, and any safety-relevant observations.

Learning Objectives

• Explain how energy moves through conduction, convection, and radiation using grade-appropriate examples.
• Connect heat transfer to observable temperature changes and real-life thermal processes.
• Describe how energy transfer relates to phase changes and classify processes as endothermic or exothermic.

Learning Objectives

• Explain why scientists compare multiple lines of evidence when evaluating changes in global temperature over time.
• Distinguish between natural and anthropogenic climate drivers (greenhouse gases, volcanic aerosols, and solar variability).
• Describe how climate feedbacks can amplify or reduce warming and why models are used to test hypotheses.

Learning Objectives

• Explain how atoms are conserved as matter cycles through organisms during digestion, biosynthesis, and respiration
• Trace the flow of carbon and nitrogen from ingested food to cellular biomolecules and eventual waste products
• Use biochemical pathway ideas (building and breaking down macromolecules) to describe matter recycling

Learning Objectives

• Differentiate ionic, covalent, and metallic bonding by electron transfer, electron sharing, and electron delocalization.
• Predict common physical properties (melting point, solubility, and electrical conductivity) from the type of chemical bond.
• Relate bonding behavior to periodic trends such as electronegativity and typical element families.

Learning Objectives

• Use balanced chemical equations to describe how quantities of reactants relate to quantities of products.
• Calculate and interpret mole ratios to predict relative amounts and mass relationships in chemical transformations.
• Apply conservation of matter to check whether calculated product amounts and reagent needs are reasonable.+ Show more

Learning Objectives

• Explain how feedstocks from natural resources can be transformed into synthetic materials through processing steps.
• Describe how polymerization and refining change chemical composition and functional performance.
• Use examples (polyethylene, PET, nylon, and metals) to compare production pathways.+ Show more

Learning Objectives

• Explain how resource availability and competition affect population growth rates
• Interpret logistic growth curves and identify the carrying capacity concept
• Relate birth, death, immigration, and emigration to population change within an ecosystem

Learning Objectives

• Interpret circuit diagram symbols to identify components, connection types, and circuit topology.
• Use node and reference concepts to predict current paths and relationships between voltages in a simple circuit.
• Translate information from schematic notation (e.g., resistors, switches, power sources) into a clear description of circuit function.

Learning Objectives

• Explain how negative feedback helps organisms maintain internal stability around a set point
• Describe positive feedback and how it can amplify change in a process
• Identify sensors, control centers, and effectors in real physiological examples

Learning Objectives

• Explain how scientific arguments connect evidence to reasoning to support or weaken a claim
• Interpret patterns in data and uncertainty to decide whether evidence is strong or weak
• Identify alternative explanations and describe how additional evidence could distinguish between them

Learning Objectives

• Explain how natural climate records (ice cores, sediment layers, and tree rings) reveal past temperature and precipitation.
• Describe how modern instruments confirm and refine recent climate trends.
• Identify major climate drivers that can change Earth’s energy balance and circulation over time.

Learning Objectives

• Use astronomical units (AU) and planetary radii to compare Earth and other planets at an appropriate scale.
• Interpret tables and charts to explain relationships among distance, planet size, and orbital period.
• Use proportional models and log scales to represent large ranges in space size and time.

Learning Objectives

• Explain how geologic processes change Earth’s surface on different time scales (rapid vs slow).
• Use evidence such as rock strata, fossils, uplifted terraces, and erosion rates to construct explanations of landscape evolution.
• Distinguish how plate motions, volcanic uplift, mountain building, and sediment transport shape landforms.

Learning Objectives

• Identify the basic resources living things need to survive and function.
• Explain how limiting needs can cause visible changes in organisms.
• Match common survival needs (water, air/gases, food, temperature, shelter) to examples of organisms.

Learning Objectives

• Explain how igneous, sedimentary, and metamorphic rocks transform through rock-cycle processes.
• Trace how weathering, erosion, transport, deposition, and burial contribute to sedimentary rock formation.
• Describe how heat and pressure drive metamorphism and how melting and crystallization restore igneous rocks.+ Show more

Learning Objectives

• Explain how particle motion at different temperatures affects gas pressure
• Use the particle model to describe how collisions create pressure on container walls
• Predict how changes in temperature affect pressure when volume is kept the same

Learning Objectives

• Explain how energy transfer into and out of a system changes particle motion and temperature.
• Differentiate endothermic and exothermic processes using energy flow and temperature change evidence.
• Use conservation of energy to interpret temperature changes as measured signs of energy transfer.

Learning Objectives

• Explain how propellers and jet engines produce thrust to overcome drag
• Compare propulsive efficiency at different speeds for propeller-driven vs jet-driven systems
• Describe how thrust-to-weight ratio affects acceleration and climb+ Show more

Learning Objectives

• Differentiate renewable and nonrenewable resources and explain why their availability differs over time
• Describe how resource extraction and use can create environmental impacts such as pollution, habitat disruption, and land degradation
• Evaluate sustainability by comparing human demand with regeneration capacity and by considering mitigation strategies+ Show more

Learning Objectives

• Describe how renal structures work together to filter blood and form urine through glomerular filtration and tubular processing.
• Explain how hydrostatic and oncotic pressures drive glomerular filtration and how reabsorption and secretion change filtrate composition.
• Use countercurrent multiplication to relate nephron structure to the kidney’s ability to concentrate urine.+ Show more

Learning Objectives

• Explain conservation of energy using the idea of energy transfer between a system and its surroundings.
• Distinguish between exothermic and endothermic reactions using energy diagrams and sign/direction of energy flow.
• Describe how physical and chemical changes redistribute energy without changing total energy.

Learning Objectives

• Explain how energy moves through trophic levels using producers, consumers, and decomposers.
• Describe how photosynthesis and cellular respiration capture and release energy.
• Interpret energy pyramids and estimate how energy decreases between trophic levels using typical transfer efficiencies.+ Show more

Learning Objectives

• Explain how allosteric control, covalent modification, compartmentalization, and hormonal signaling regulate metabolic pathway flux.
• Use enzyme kinetics and feedback logic to predict how cells maintain metabolic homeostasis during fasting and high activity.
• Interpret simple quantitative rate ideas (branch points and inhibition effects) to justify metabolic prioritization.

Learning Objectives

• Model gravitational and elastic potential energy and relate them to motion using conservation of mechanical energy.
• Explain how energy transfer, conversion, and nonconservative forces change the total mechanical energy in isolated and nonisolated systems.
• Use conservation reasoning to predict motion and calculate work requirements, including power as a rate of energy transfer.

Learning Objectives

• Explain that organisms go through distinct life cycle stages (such as germination, growth, and adulthood).
• Describe how an organism’s needs change from one life cycle stage to another.
• Use examples to connect life cycle stages to how populations continue from one generation to the next.

Learning Objectives

• Explain the difference between climate forcing and climate feedbacks
• Describe how ice-albedo, water vapor, and carbon-cycle feedbacks can amplify or weaken temperature change
• Interpret how feedback strength and timescales affect long-term climate trends

Learning Objectives

• Define chemical properties as tendencies of substances to undergo specific chemical changes.
• Identify evidence of chemical change such as gas formation, precipitates, color change, and energy effects.
• Differentiate chemical properties from physical properties using real examples (rusting and combustion).

Learning Objectives

• Explain how empirical evidence, logical reasoning, and testable predictions support scientific claims.
• Differentiate between evidence-based explanations and opinions or unfalsifiable statements.
• Evaluate how new observations can refine or replace scientific explanations.

Learning Objectives

• Explain what a classification rule is and why it must be based on observable features.
• Use visible traits (such as body covering, leaf shape, number of legs, or seed coat) to group organisms.
• Compare two organisms by describing similarities and differences using shared observable features.

Learning Objectives

• Explain how plant structures (roots, stems, leaves, vascular tissues, flowers, seeds) help organisms survive and reproduce.
• Describe how animal organ systems (digestive, respiratory, circulatory) support key life processes and maintain homeostasis.
• Use examples to connect structure to function, including transport of materials and responses to environmental conditions.

Learning Objectives

• Explain how vibrating objects create pressure waves in a medium and how those waves move sound.
• Relate frequency to pitch and amplitude to loudness.
• Describe how sound transmission depends on the presence and properties of a medium.

Learning Objectives

• Identify key laboratory safety protocols for PPE, glove selection, eyewear, and ventilation in common lab tasks
• Explain how to store and segregate incompatible reagents using correct labeling practices
• Apply waste-handling and spill/emergency response steps to protect people, data integrity, and the environment

Learning Objectives

• Characterize how biodiversity patterns (species richness, functional diversity, and trophic structure) influence ecosystem stability.
• Explain resistance and recovery using disturbance regimes, carrying capacity, and population regulation concepts.
• Analyze ecological tipping points using case phenomena such as invasive species and habitat fragmentation.