Science Worksheets

Learning Objectives

• Explain how feedback mechanisms help the body maintain stable internal conditions
• Identify the roles of sensors, control centers, and effectors in homeostasis
• Describe how organ systems coordinate to regulate temperature, fluid balance, and blood glucose

Learning Objectives

• Explain how passive transport, facilitated diffusion, and osmosis move substances across membranes based on gradients.
• Distinguish primary versus secondary active transport and describe how ATP pumps and electrochemical gradients work together.
• Describe how membrane proteins (ion channels and carrier proteins) enable selective permeability and help maintain homeostasis.

Learning Objectives

• Explain how index fossils and fossil assemblages can be used to correlate rock layers across distant regions
• Describe how the fossil record and sedimentary rock features help scientists infer past environments and climates
• Use geologic principles, such as superposition, to reason about relative ages in the rock record+ Show more

Learning Objectives

• Compare energy and mineral resource options using criteria such as cost, environmental impacts, and long-term availability.
• Explain how resource depletion, ecosystem disturbance, and greenhouse gas emissions affect sustainability decisions.
• Use lifecycle emissions reasoning to evaluate trade-offs among fossil fuels, solar, wind, and mining practices.

Learning Objectives

• Explain how genes and alleles influence inherited traits in offspring.
• Describe dominant and recessive allele patterns using examples.
• Use observations from a population to support the role of inherited variation in survival.

Learning Objectives

• Explain how photosynthesis and cellular respiration transfer energy through ecosystems.
• Analyze how net primary productivity (NPP) and biomass accumulation affect food availability for consumers.
• Describe how organisms cycle carbon and oxygen through photosynthesis and respiration.

Learning Objectives

• Describe how stress–strain behavior and Young’s modulus relate to stiffness and deformation in engineering materials.
• Explain how toughness, corrosion, and phase changes affect material performance and usability.
• Use characterization methods (tensile testing, thermal analysis, and microscopy) to connect material structure to macroscopic properties.

Learning Objectives

• Use SI units and dimensional analysis to report quantities with correct units and significant figures.
• Distinguish precision from accuracy and identify systematic versus random error in measurements.
• Propagate measurement uncertainty to derived quantities and explain how graphical estimates reflect uncertainty.

Learning Objectives

• Use Planck’s relation E = hf to compare photon energies for different frequencies
• Interpret emission and absorption spectra as evidence of discrete energy transitions
• Explain how detection tools such as photodiodes and spectrometers connect measured signals to energy transfer

Learning Objectives

• Explain how earthquake locations relate to plate boundaries and fault zones.
• Describe how seismic data patterns can provide evidence of Earth’s internal structure and ongoing tectonic motion.
• Use wave behavior to reason about why seismic observations are not random around the globe.

Learning Objectives

• Describe how meiosis reduces chromosome number by half to form haploid gametes
• Explain how homologous chromosome pairing and exchange of segments increase genetic diversity
• Connect meiotic events (independent assortment and segregation) to patterns of inheritance

Learning Objectives

• Explain how Earth’s rotation about its axis produces alternating daylight and darkness.
• Describe how Earth’s axial rotation creates the apparent daily motion of the Sun and stars.
• Connect the timing of sunrise, solar noon, and sunset to different time zones across Alberta.+ Show more

Learning Objectives

• Explain how models help scientists and engineers reason about a system before building a final design.
• Identify different types of models (physical, graphical, and computational) and what each type represents.
• Use modeling ideas to make and justify predictions about how changes to a design might affect outcomes.

Learning Objectives

• Explain how homolog pairing, synapsis, crossing over, and reductional division contribute to meiosis I and meiosis II.
• Describe how chiasmata formation and kinetochore dynamics ensure correct allele segregation.
• Analyze how nondisjunction and other chromosomal anomalies affect gametes, heredity, and evolution.

Learning Objectives

• Explain how the superposition principle leads to interference patterns and standing waves.
• Identify nodes and antinodes and relate them to standing-wave mode structures.
• Predict resonant frequencies of strings or air columns using harmonic relationships and boundary conditions.+ Show more

Learning Objectives

• Explain how membrane-bound organelles and compartmentalization support specialized functions in eukaryotic cells
• Compare structural differences between prokaryotic and eukaryotic cells and connect those differences to metabolic and genetic roles
• Describe how groups of cells form tissues and how tissue architecture supports organ-level function

Learning Objectives

• Explain how thermal energy transfers through conduction, convection, and radiation
• Use everyday examples to connect heat movement to temperature changes
• Identify which thermal transfer mode best fits a described situation

Learning Objectives

• Explain how energy can move through a food web using multiple interconnected feeding relationships.
• Describe indirect effects in ecosystems when one population changes.
• Use food web pathway ideas to predict how changes can influence organisms at different trophic levels.

Learning Objectives

• Explain how point and nonpoint sources introduce physical and chemical contaminants into ecosystems.
• Describe common transport mechanisms and how contaminants change form or location over time.
• Compare bioaccumulation and biomagnification and predict likely ecological effects.+ Show more

Learning Objectives

• Define key biodiversity measures, including species richness, evenness, and diversity indices, and explain what each metric captures.
• Differentiate alpha, beta, and gamma diversity across spatial scales and interpret how sampling affects biodiversity estimates.
• Describe functional and genetic diversity and explain how diversity patterns can influence ecosystem stability, productivity, resistance, and conservation decisions.

Learning Objectives

• Explain how energy transfers between systems using work, heat, and internal energy while applying conservation of energy.
• Use quantitative relationships for mechanical and thermal energy transfer (e.g., work–energy and calorimetry).
• Evaluate energy efficiency and describe how energy conversions relate to bond energy and thermochemical change.

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

• Use Mendelian genetic notation (alleles, genotypes, phenotypes) to interpret monohybrid and dihybrid inheritance patterns
• Apply the ideas of segregation and independent assortment to predict genotype and phenotype ratios
• Explain how dominance relationships (dominant, recessive, incomplete dominance, codominance) affect observed traits+ Show more

Learning Objectives

• Convert between mass, moles, and particle counts using molar mass and Avogadro’s number
• Use limiting reagent ideas to determine theoretical yield and identify reaction efficiency
• Calculate percent yield and use mass conservation to connect percent composition to molecular formulas

Learning Objectives

• Use electron-domain (VSEPR) reasoning to predict common molecular shapes and bond-angle trends.
• Explain how lone pairs affect steric arrangement and molecular geometry.
• Relate molecular geometry and symmetry to molecular polarity and expected intermolecular forces.

Learning Objectives

• Explain how nucleotides form DNA strands, including base composition and strand directionality.
• Describe antiparallel double-helical geometry and base-pairing specificity.
• Connect chromatin organization (nucleosomes and higher-order packing) to DNA accessibility for replication and transcription.

Learning Objectives

• Explain the difference between biotic and abiotic factors in an ecosystem.
• Describe how abiotic gradients (such as light and temperature) influence species distribution.
• Use biotic interactions (such as competition and predation) to predict changes in population outcomes.+ Show more

Learning Objectives

• Describe the double-helix structure of DNA, including sugar-phosphate backbones and nitrogenous bases.
• Explain how complementary base pairing supports genetic information storage and faithful replication.
• Identify the role of hydrogen bonds and antiparallel strand orientation in DNA stability.

Learning Objectives

• Explain how natural selection can change a population’s trait distribution across generations.
• Describe the role of variation, heritability, and environmental pressures in adaptation.
• Use evidence-based reasoning to predict how selection pressures can shift over time.

Learning Objectives

• Interpret balanced chemical equations using stoichiometric coefficients and the law of conservation of mass.
• Classify chemical reactions (synthesis, decomposition, combustion, and single/double displacement) and predict likely products in simple cases.
• Use reaction notation with states of matter and apply net ionic reasoning to identify spectator ions in aqueous reactions.

Learning Objectives

• Explain how metabolic pathways are coordinated using allosteric control and covalent modification.
• Describe feedback inhibition and hormonal signaling as mechanisms that shift flux between catabolism and anabolism.
• Use enzyme kinetics ideas (enzyme activity and substrate concentration) to predict how pathway rates change under new conditions.

Learning Objectives

• Explain the purpose of scientific methods, including forming hypotheses and controlling variables.
• Describe how sensors, calibration, and measurement uncertainty affect the reliability of evidence.
• Use statistical reasoning to interpret quantitative data and discuss limitations and reproducibility.

Learning Objectives

• Explain temperature using a microscopic model of particle motion and average kinetic energy.
• Use the microscopic thermal model to describe how heat transfers between objects.
• Predict how energy moving into or out of a system changes particle motion and observable temperature.

Learning Objectives

• Explain how satellite imagery, aerial photography, and LiDAR support landscape-scale monitoring.
• Describe how land cover classification and vegetation indices help assess habitat and ecosystem condition.
• Use change detection and spatial analysis concepts to interpret landscape patterns and fragmentation.+ Show more

Learning Objectives

• Explain how work done by a force through displacement changes a system’s energy components
• Interpret energy graphs by relating slope or trend to the direction and rate of energy transfer
• Distinguish kinetic energy, elastic potential energy, and gravitational potential energy in work-energy scenarios

Learning Objectives

• Translate scientific information between different disciplinary formats (graphs, equations, and written claims).
• Critique evidence quality by evaluating uncertainty, assumptions, and model limitations.
• Construct clear, discipline-appropriate explanations that connect quantitative findings to real-world decisions.

Learning Objectives

• Explain how checkpoints regulate transitions between G1, S, and G2 phases of the eukaryotic cell cycle
• Describe the roles of cyclins and cyclin-dependent kinases (CDKs) in controlling entry into mitosis
• Evaluate how DNA damage responses and tumor suppressor pathways help maintain genome stability

Learning Objectives

• Explain how homologous structures provide evidence of shared ancestry
• Describe how developmental and molecular similarities can persist even when external functions differ
• Use examples from comparative anatomy to connect form and function to evolutionary relationships

Learning Objectives

• Explain how electromagnetic radiation transfers energy without direct contact
• Describe how absorption of radiation can change the temperature or state of matter
• Connect properties of radiation (e.g., wavelength/energy) to the effects observed in materials

Learning Objectives

• Explain how an engineering problem is defined using criteria for success and constraints.
• Identify how requirements (criteria) and limits (constraints) guide engineering design choices.
• Analyze real-world examples of engineering problems and justify what success and feasibility mean.

Learning Objectives

• Use the relationships among wavelength, frequency, and wave speed to analyze wave behavior across mechanical and electromagnetic systems.
• Apply principles of superposition and interference to predict constructive and destructive outcomes for waves.
• Explain core optics processes (reflection, refraction, and lens imaging) using ray and lens principles.

Learning Objectives

• Explain how improving one design criterion can worsen another when constraints are present
• Identify common engineering design criteria (stiffness, safety margin, fatigue resistance, mass, and cost) and how they trade off
• Use tradeoff reasoning to justify a best overall design choice for a given set of requirements

Learning Objectives

• Explain how differential gene expression helps produce specialized cell types within the same organism.
• Describe how regulatory patterns change over time to support development and tissue maintenance.
• Connect gene regulation to differences in protein profiles between cells.

Learning Objectives

• Explain how mutations can create new alleles and provide variation for evolution.
• Describe how natural selection changes allele frequencies when traits affect fitness under current environmental conditions.
• Distinguish mutations that do not affect traits from mutations that can alter protein structure, gene regulation, or timing.

Learning Objectives

• Compare simulation predictions with prototype or field measurements using quantitative metrics
• Use uncertainty quantification to judge whether model results are reliable enough for decisions
• Describe validation and refinement steps, including identifying likely failure modes

Learning Objectives

• Explain how gravitational field strength depends on distance from a point mass using an inverse-square relationship
• Represent gravitational forces and field vectors for objects near Earth and between interacting bodies
• Use Newton’s law of gravitation and field concepts to predict orbital motion and period for circular orbits+ Show more

Learning Objectives

• Explain how divergent, convergent, and transform plate boundaries differ in motion and typical geologic features
• Describe key processes such as seafloor spreading, subduction, volcanic arcs, and continental collision
• Relate mantle convection and stress buildup to earthquakes and volcanic activity

Learning Objectives

• Explain energy changes in chemical reactions using particle-level and bonding-interaction reasoning
• Interpret reaction energy profiles in terms of reactant vs. product arrangement energies
• Connect reaction energy changes to observable temperature changes and reaction rates