Science Worksheets

Learning Objectives

• Describe how kinetic energy depends on mass and speed and how potential energy depends on position.
• Interpret graphs that show kinetic energy as a function of mass and as a function of the square of speed.
• Explain energy transfer and conservation between kinetic and potential energy, including the role of friction.

Learning Objectives

• Describe the main stages of drinking-water and wastewater treatment and the purpose of each stage
• Explain how suspended solids, pathogens, and dissolved contaminants can be removed using different mechanisms
• Compare secondary and tertiary treatment approaches, including nutrient removal and engineered wetlands+ Show more

Learning Objectives

• Compare management strategies (protected areas, habitat corridors, restoration, invasive species control, and sustainable harvest) using evidence-based reasoning.
• Explain how biodiversity supports ecosystem services such as pollination, water purification, and food provisioning.
• Evaluate ecological, economic, and social constraints and predict likely outcomes for species persistence.

Learning Objectives

• Explain how internal structures (transport, digestion, coordination) help organisms survive and grow.
• Describe how external features (shells, spines, coloration, beak forms) support protection, feeding, and movement.
• Use functional relationships to connect traits to survival, balance, and successful reproduction.

Learning Objectives

• Explain the conservation of mass in chemical and physical processes using the idea of atoms being rearranged, not created or destroyed.
• Use mass balance reasoning to check whether the total mass of reactants equals the total mass of products in a closed system, including gases.
• Interpret reaction equations by identifying which substances are included in the mass accounting (including those released or captured).

Learning Objectives

• Explain how green infrastructure manages stormwater using nature-based and engineered features.
• Identify key functions of green infrastructure, including infiltration, runoff slowing, and pollutant capture.
• Describe design parameters (soil media, slope, vegetation, storage volume) that influence effectiveness.+ Show more

Learning Objectives

• Use dimensional analysis to convert between concentration, dilution, and mole quantities in stoichiometric problems
• Apply limiting reagent and reaction extent ideas to predict theoretical yields in multistep contexts
• Relate measured gas-phase data to moles using PV=nRT under both standard and nonstandard conditions

Learning Objectives

• Explain how enzymes act as specific catalysts that affect reaction rates in cells
• Describe how membrane structure influences diffusion, osmosis, and selective transport
• Use models (channels, pumps) to predict how substances move across membranes+ Show more

Learning Objectives

• Explain what an ecological niche is and how it differs from simply being a species in an ecosystem
• Describe how competition occurs when organisms need the same limited resources
• Identify ways species reduce competition by using different food sources, microhabitats, or daily activity times+ Show more

Learning Objectives

• Explain how adaptation traits (structural, physiological, and behavioural) help organisms survive and reproduce in specific environments.
• Describe examples of adaptation in boreal and prairie habitats, including cold tolerance, drought resistance, seasonal coat changes, and root architecture.
• Connect trait variation to selective pressures and trade-offs in how organisms allocate energy and resources.

Learning Objectives

• Explain how predictive system models represent interacting physical and biological processes using equations or computational rules.
• Use a model’s assumptions to predict how changes in design parameters propagate to outcomes and risks.
• Evaluate model validity by connecting predicted effects to conservation laws, reaction kinetics, or energy transfer mechanisms.

Learning Objectives

• Explain how organ systems work together to support survival needs such as nutrition, gas exchange, water balance, and movement.
• Describe how the structure of an organ supports its function in maintaining conditions for metabolism and growth.
• Use evidence from examples to predict how disruptions in one system can affect overall survival.

Learning Objectives

• Distinguish goals from constraints in the design process
• Identify criteria that describe what success looks like
• Use constraints to explain why certain design solutions are limited

Learning Objectives

• Explain how conserved genes and regulatory systems provide evidence of shared ancestry across distant organisms.
• Compare DNA sequence similarity, protein function, and metabolic pathway conservation as lines of genetic evidence.
• Describe how evolution modifies existing genetic material rather than creating completely new biological systems.

Learning Objectives

• Explain how digitization encodes information into discrete signal changes represented as bits.
• Describe how electromagnetic waves carry energy and how receivers reconstruct encoded data.
• Use evidence-based reasoning to connect frequency content and propagation effects to received signals.

Learning Objectives

• Explain how fair testing keeps all conditions the same except for the intended design variable.
• Select appropriate measurement tools and explain why units and scales matter.
• Record and interpret measurement data so results reflect the design change, not the testing setup.

Learning Objectives

• Explain how advection, dispersion, and diffusion move contaminants through surface and subsurface water.
• Describe how sorption and biodegradation/redox reactions can reduce contaminant concentrations over time.
• Predict how contaminant plumes form and migrate using ideas about preferential flow and aquifer transport.+ Show more

Learning Objectives

• Explain how scientific investigations and technological development influence each other.
• Describe how instruments and data-collection tools extend observation and improve measurement.
• Use examples to show how better technology can change the scope of scientific questions.+ Show more

Learning Objectives

• Distinguish between physical and chemical properties of matter
• Classify physical properties as intensive or extensive using examples
• Explain how physical and chemical properties guide material selection and environmental impact+ Show more

Learning Objectives

• Explain how oscillating electric and magnetic fields produce electromagnetic wave propagation.
• Describe the orthogonal field structure of electromagnetic waves and how polarization is defined.
• Use the idea of wave speed in vacuum to relate frequency, wavelength, and propagation.+ Show more

Learning Objectives

• Evaluate how environmental exposures and lifestyle choices can increase risk for chronic diseases using mechanistic and epidemiological reasoning.
• Explain how dose–response relationships and vulnerability factors influence the likelihood and severity of health outcomes.
• Analyze how pollutants and chemical toxicants can affect cellular and organ-system functions such as DNA integrity, endocrine signaling, and transport processes.

Learning Objectives

• Explain how primary production, decomposition, and detrital pools regulate energy flow and material cycling in ecosystems.
• Use stoichiometric ideas and productivity/flux relationships to describe how carbon, nitrogen, and phosphorus move through biotic and abiotic reservoirs.
• Analyze how land-use change, nutrient inputs, and climate variability can alter cycle rates and affect ecosystem services and long-term carbon balance.

Learning Objectives

• Explain interference using phase differences and amplitude relationships in wave superposition
• Determine conditions for constructive and destructive interference and relate them to resultant amplitude
• Analyze standing wave patterns (nodes and antinodes) using wavelength and boundary conditions+ Show more

Learning Objectives

• Describe how energy moves through an ecosystem using a food chain.
• Identify producers and consumers and explain how they are connected in a food chain.
• Explain how changes in one population can affect other organisms in the chain.

Learning Objectives

• Use data and observations to support scientific claims with direct references to evidence.
• Explain why evidence implies a claim by using appropriate relationships and units.
• Evaluate alternative explanations by stating which evidence supports one explanation more strongly.

Learning Objectives

• Explain how structural, behavioral, and functional adaptations support specific life processes in organisms.
• Describe trade-offs and how improving one function can reduce performance in another.
• Connect adaptations (form) to their roles in survival, feeding, protection, and reproduction.

Learning Objectives

• Explain how discrete time stepping approximates dynamic systems in computational models
• Use parameter sweeps to compare outcomes across different model assumptions and parameter values
• Interpret sensitivity analysis results and connect numerical outputs to underlying analytical expectations+ Show more

Learning Objectives

• Use mole concepts and molar mass to convert between mass, moles, and particle counts.
• Apply balanced chemical equations to determine mole ratios and predict product amounts.
• Determine the limiting reactant, theoretical yield, and percent yield from given data.+ Show more

Learning Objectives

• Identify the function of key circuit components: power sources, resistive loads, switches, and connectors.
• Match physical components to common schematic ideas and explain how symbols represent those functions.
• Describe qualitatively how component behavior affects current and voltage in simple circuits (like lights or small motors).

Learning Objectives

• Construct conceptual and quantitative models that represent observed phenomena using appropriate variables and parameters.
• Evaluate model fit using residuals and discuss what residual patterns suggest about model assumptions.
• Validate models against independent data to estimate predictive limits and uncertainty.

Learning Objectives

• Explain how engineers help structures support forces without collapsing
• Identify how shape and connections (such as triangles and cross-bracing) improve stability
• Describe how testing shows whether a structure stays aligned and resists bending

Learning Objectives

• Explain how scientific claims are supported by evidence through logical reasoning (CER).
• Use precise scientific language and appropriate representations to justify conclusions.
• Evaluate alternative interpretations and recognize limits of evidence in explanations.

Learning Objectives

• Explain how electron transport chain complexes generate a proton-motive force and drive ATP synthase
• Describe electron donors and terminal electron acceptors, including the role of oxygen
• Calculate and interpret theoretical ATP yield for aerobic respiration and compare it with fermentation/anaerobic pathways+ Show more

Learning Objectives

• Use astronomical units (AU), planetary diameters, and light-years to compare distances in space.
• Interpret scaled diagrams and logarithmic ideas to explain orders of magnitude differences.
• Explain how scale affects what we can observe and how fast objects appear to move.

Learning Objectives

• Use quantitative models to describe how allele frequencies change over time under selection and drift.
• Interpret probability-based inheritance and translate trait/frequency information into predictions.
• Use Hardy-Weinberg ideas and simple rate calculations to support scientific explanations.

Learning Objectives

• Explain how energy flows through trophic levels in pond, grassland, and forest food webs.
• Describe how photosynthesis and cellular respiration contribute to an energy budget in ecosystems.
• Compare how energy transfer efficiency changes from one trophic level to the next using energy pyramids.

Learning Objectives

• Explain how energy moves through a food web from producers to higher trophic levels.
• Describe how matter cycles through ecosystems using decomposition.
• Interpret how changes to one species can affect other trophic levels.

Learning Objectives

• Differentiate types of representation models (mathematical formulas, graphs, schematic diagrams, and computational approximations) and explain what each is best used for.
• Evaluate model selection using representational fidelity, parsimony, and predictive scope.
• Explain how mappings between model components and measurable observables support interpretation.+ Show more

Learning Objectives

• Model energy conservation by tracking how energy transfers between a system and its surroundings.
• Construct and interpret quantitative energy budgets for different components and representations.
• Explain how work, heat, and stored energy changes relate in an energy accounting framework.

Learning Objectives

• Use quantitative measurements to constrain scientific claims and select among model-based explanations.
• Evaluate how well different models match data by checking trends, proportionality, and residual errors.
• Identify and justify assumptions in models, and explain how uncertainty affects evidence-based judgments.

Learning Objectives

• Describe the main components of the water cycle (atmosphere, surface water, and groundwater) in terms of moving water.
• Explain how key processes—evaporation, condensation, precipitation, infiltration, runoff, and storage—transfer water between reservoirs.
• Use a simple model to predict how changes in one part of the water cycle affect other parts.

Learning Objectives

• Explain how orbital dynamics and gravitational interactions support long-term stability in planetary systems.
• Interpret spectral measurements to infer composition and temperature-related properties of distant objects.
• Use multiple observations (light curves and orbital elements) to strengthen claims about system evolution.

Learning Objectives

• Use Mendel’s laws to predict genotype and phenotype ratios for mono- and dihybrid crosses
• Apply dominance, recessiveness, incomplete dominance, and codominance to determine phenotypes from genotypes
• Interpret pedigree patterns to infer likely modes of inheritance+ Show more

Learning Objectives

• Explain how climate graphs use many years of data to show patterns, averages, and variability.
• Identify seasonal trends (wet/dry periods and temperature swings) from descriptions of climate data.
• Compare current climate data to historical baselines to determine whether patterns are stable or changing.

Learning Objectives

• Explain what a constraint is and how it limits design choices
• Identify common trade-offs that happen when improving one feature affects another
• Describe how designers use constraints, safety, and material properties to make realistic decisions

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 how a force can cause an object to vibrate
• Describe how vibration size affects the loudness of sound
• Identify how sound travels through a medium

Learning Objectives

• Plan a scientific investigation by identifying variables, controls, and appropriate measurements to test a hypothesis safely.
• Apply safety practices that reduce contamination, injury risk, and measurement bias during data collection.
• Record data in a structured, consistent format so results are usable and comparable.