Science Worksheets

Learning Objectives

• Explain how heat transfer changes energy in matter and can change temperature.
• Describe how energy changes lead to phase changes such as melting, evaporation, and boiling.
• Use particle ideas to connect energy with the arrangement and motion of matter.

Learning Objectives

• Organize science data in tables and graphs to make patterns easier to see.
• Use evidence from a data representation to support a claim or explanation.
• Explain how changes across trials or conditions can reveal a repeating pattern.

Learning Objectives

• Explain how angle of attack changes airflow patterns over an airfoil
• Describe how lift production relates to increasing angle of attack in both the linear and post-stall regimes
• Identify factors that shift the critical (stall) angle, including wing incidence, flap settings, and Reynolds number

Learning Objectives

• Explain how weather differs from climate and identify common weather variables (temperature, precipitation, wind, and cloud cover).
• Describe how comparing observations over time helps people recognize weather patterns.
• Use evidence from short scenarios to classify weather conditions and predict likely changes.

Learning Objectives

• Explain how reflection and absorption change what we see when light hits an object.
• Describe how shiny and dark surfaces affect brightness and appearance.
• Use observations to connect reflected and absorbed light to an object’s look.

Learning Objectives

• Compare motions by interpreting distance-over-time information.
• Identify steady-speed motion versus changing-speed motion using simple data.
• Use numerical ratios and relative language (faster, slower, same speed) to describe which object moves more quickly.

Learning Objectives

• Identify the roles of system components such as a source, mechanism, and control in a simple technological system
• Explain how energy moves through a system and how component properties affect function
• Use system-thinking vocabulary (input, output, control, connector) to describe how a system achieves a goal

Learning Objectives

• Identify everyday examples of water phase changes caused by heating and cooling
• Explain how melting, freezing, evaporation, and condensation describe changes between states of matter
• Connect temperature/heat energy to visible changes in water (solid, liquid, gas)

Learning Objectives

• Identify producers, consumers, and decomposers in a food chain or food web.
• Explain how energy moves through food chains using arrows.
• Describe how food webs show interdependence and why removing a link can affect many organisms.

Learning Objectives

• Explain how heating and cooling can change matter between solid, liquid, and gas states
• Identify key terms for state changes, including melting, freezing, evaporation, and condensation
• Use temperature and particle movement/arrangement to describe why state changes happen

Learning Objectives

• Describe the biological organization hierarchy from molecules to organisms
• Explain emergent properties and why higher levels can function differently than lower levels
• Use examples to connect tissue coordination, organ function, and whole-organism outcomes

Learning Objectives

• Explain how valence-shell electron pair repulsion (VSEPR) predicts molecular geometry from bonding and lone-pair electrons.
• Identify common VSEPR shapes (linear, trigonal planar, tetrahedral, trigonal bipyramidal, octahedral) and associated ideal bond angles.
• Use geometry and symmetry to reason about molecular polarity and bond-angle trends.

Learning Objectives

• Identify and distinguish major types of species interactions: predation, competition, parasitism, mutualism, and commensalism
• Explain how species interactions can affect population sizes and community structure
• Use evidence from examples to describe how resource competition and interdependence shape ecological balance+ Show more

Learning Objectives

• Distinguish between endothermic and exothermic reactions using enthalpy (ΔH) and energy flow.
• Explain how reaction enthalpy relates to bonds broken and bonds formed, including qualitative predictions of heat release/absorption.
• Calculate and interpret reaction enthalpy using standard enthalpies of formation and Hess’s law concepts.

Learning Objectives

• Explain how heat, pressure, and chemically active fluids change rocks during metamorphism without complete melting
• Compare contact metamorphism and regional metamorphism and predict resulting rock textures
• Describe how metamorphic reactions and index minerals help identify metamorphic grade+ Show more

Learning Objectives

• Explain how magma is generated through decompression, volatile addition, and heat transfer
• Describe how cooling rate influences igneous texture and the difference between intrusive and extrusive rocks
• Compare how fractional crystallization and magma mixing change magma composition+ Show more

Learning Objectives

• Explain how reproductive isolation leads to speciation through genetic divergence.
• Compare allopatric and sympatric speciation and identify likely causes of each.
• Differentiate prezygotic and postzygotic barriers and predict their effects on gene flow.+ Show more

Learning Objectives

• Explain how Hess cycles use conservation of enthalpy to connect overall reaction enthalpies to sums of step enthalpies
• Apply the enthalpy state-function idea to justify why the path taken by a reaction does not change ΔH
• Reconstruct reaction energetics from formation, atomization, and ionization steps to find difficult-to-measure quantities

Learning Objectives

• Explain how reproductive isolation leads to the formation of distinct species
• Compare allopatric and sympatric speciation based on how gene flow is reduced
• Describe how genetic divergence accumulates through selection, drift, and mutation+ Show more

Learning Objectives

• Explain how the geologic time scale organizes Earth history into intervals based on major events and fossil assemblages.
• Use relative dating principles (stratigraphic superposition and fossil succession) to determine the sequence of rock layers and events.
• Connect radiometric dating to absolute ages and interpret how rates of deposition, erosion, and tectonic uplift shape landscapes over geologic time.

Learning Objectives

• Identify physical and chemical properties used to select materials for specific applications
• Explain how chemical stability and corrosion resistance affect a material’s suitability
• Use property information (e.g., density, strength, melting point, solubility, reactivity) to justify material choices+ Show more

Learning Objectives

• Define chemical properties and explain how they help predict chemical reactions.
• Identify observable evidence (gas, color change, temperature change, or pH change) that indicates chemical reactions.
• Differentiate reactivity with acids/bases, flammability, oxidation tendency, and pH behavior as chemical properties.

Learning Objectives

• Explain what a food web shows about energy flow and feeding relationships in an ecosystem.
• Describe how changes to one species can cascade through a food web.
• Use food-web vocabulary (producer, consumer, predator, prey, decomposer) to interpret relationships.+ Show more

Learning Objectives

• Explain how organ systems work together to maintain homeostasis in the human body.
• Compare the roles of major organ systems, including respiratory, circulatory, and nervous systems.
• Use system-level ideas to describe how signals and transport processes respond to changing conditions.

Learning Objectives

• Explain how elements such as carbon, nitrogen, and phosphorus move among the atmosphere, hydrosphere, lithosphere, and biosphere
• Describe the roles of weathering, biological uptake, decomposition, and sedimentation in shaping biogeochemical cycles
• Evaluate how human activities change cycle rates and reservoirs and discuss natural feedbacks+ Show more

Learning Objectives

• Explain how radiometric dating uses parent and daughter isotopes to determine absolute ages.
• Describe how half-life and isotope systematics (e.g., uranium–lead, potassium–argon, carbon-14) determine what materials can be dated.
• Evaluate why closure temperature and analytical uncertainty affect whether a radiometric “clock” records formation or later events.+ Show more

Learning Objectives

• Explain how mass percent and volume percent represent solute amount relative to total solution
• Interpret ppm values for trace solutes and describe when ppm is appropriate to use
• Convert between concentration expressions using correct bases and units+ Show more

Learning Objectives

• Explain how the evolutionary synthesis integrates evidence from fossils, anatomy, development, and molecular data.
• Describe how natural selection, genetic drift, and gene flow contribute to changes in populations.
• Use examples such as island finch divergence and transitional fossils to support claims about common ancestry and speciation.

Learning Objectives

• Explain how sensor placement, indicator selection, and network design support representative environmental monitoring.
• Describe how temporal resolution and data quality assurance improve long-term trend detection.
• Evaluate how spatial heterogeneity and anthropogenic sources affect interpretation of monitoring results.

Learning Objectives

• Explain how a device can be modeled as a system with interacting parts.
• Map a device’s inputs, outputs, energy transfers, and material flow using systems thinking.
• Identify constraints and criteria (such as compatibility) that affect reliability and performance.+ Show more

Learning Objectives

• Explain the major components of a petroleum system (source rock, thermal maturation, migration, reservoir, seal, and traps).
• Analyze how burial history, basin architecture, and reservoir properties influence hydrocarbon generation and accumulation.
• Evaluate concepts used to assess petroleum system risk, including timing and potential leakage pathways.

Learning Objectives

• Differentiate ionic, covalent, and metallic bonding based on how electrons behave.
• Predict common physical properties (melting point, solubility, conductivity) from bonding type.
• Relate electronegativity differences and periodic position trends to bond formation.

Learning Objectives

• Explain how gravity provides the centripetal force for orbital motion
• Describe how orbital speed depends on central mass and orbital radius
• Use energy ideas (kinetic and gravitational potential) to compare orbits and escape conditions+ Show more

Learning Objectives

• Explain how igneous, sedimentary, and metamorphic rocks connect through rock-cycle processes.
• Identify surface and subsurface processes that transform rocks over geologic time.
• Use rock-cycle vocabulary (weathering, erosion, deposition, burial, heat/pressure, melting, crystallization).

Learning Objectives

• Explain how primary productivity, decomposition, and nutrient cycling control energy flow and ecosystem turnover
• Describe how biogeochemical cycles connect organisms to the atmosphere, hydrosphere, and lithosphere
• Analyze Alberta-specific examples (peatlands, boreal fire, and agricultural soils) and how they affect ecosystem productivity and resilience

Learning Objectives

• Explain how tectonic convergence leads to crustal shortening and vertical uplift during mountain building (orogeny).
• Identify key structural features of orogenic belts, including folded strata, thrust faults, metamorphic cores, and foreland basins.
• Describe how uplift and erosion interact over geologic time to control relief and sedimentation patterns.

Learning Objectives

• Explain how gene expression converts DNA information into functional proteins through transcription and translation.
• Describe how gene regulation (promoters, enhancers, transcription factors, and epigenetic modifications) affects when and where genes are expressed.
• Analyze how regulatory networks create tissue specificity and temporal patterns of protein production.+ Show more

Learning Objectives

• Calculate average speed for trips with multiple motion segments using total distance and total time
• Use proportional reasoning to connect segment distance, segment time, and overall trip averages
• Explain why slower segments can reduce average speed more than faster segments increase it+ Show more

Learning Objectives

• Describe how energy moves and changes form in real systems (combustion, buildings, and photovoltaic generation).
• Apply the laws of thermodynamics to explain conservation of energy and why useful energy decreases in transformations.
• Evaluate efficiency using energy accounting (useful output vs. total input) and relate losses to environmental impacts.

Learning Objectives

• Identify physical properties of matter such as mass, volume, density, conductivity, melting point, and hardness
• Explain how physical changes differ from chemical changes using evidence from physical property observations
• Use measurements and descriptions to classify and compare materials based on physical properties

Learning Objectives

• Explain how conservation of mass is demonstrated by balanced chemical equations.
• Balance chemical equations by adjusting stoichiometric coefficients while conserving each element.
• Classify common reaction types (synthesis, decomposition, single-displacement, double-displacement, combustion) and link them to balanced forms.+ Show more

Learning Objectives

• Explain uniform circular motion using centripetal acceleration and centripetal force.
• Use angular velocity and period relationships (ω, T) to analyze rotational motion.
• Distinguish centripetal (radial) and tangential acceleration in uniform vs. non-uniform rotation.+ Show more

Learning Objectives

• Explain how chemical reactions transform reactants into products by breaking and forming chemical bonds
• Use chemical formulas, state symbols, and stoichiometric coefficients to represent reactions accurately
• Interpret symbolic reaction descriptions, including relative amounts and energy changes

Learning Objectives

• Use balanced chemical equations to relate moles and masses of reactants and products.
• Apply mole and mass balances to industrial process streams including recycle and losses.
• Determine limiting reagents and interpret yield/efficiency in real production settings.+ Show more

Learning Objectives

• Explain the key features of simple harmonic motion (SHM), including amplitude, period, phase, and energy exchange.
• Use relationships involving mass–spring and pendulum systems to predict how period and resonance change.
• Interpret how damping affects oscillations and why resonance matters in natural and engineered systems.

Learning Objectives

• Distinguish primary succession from secondary succession based on the presence of soil and type of disturbance
• Explain how pioneer species change an environment and enable later species to establish
• Describe how succession affects biodiversity, habitat structure, and community dynamics

Learning Objectives

• Explain how pollution alters ecosystem chemistry and disrupts nutrient cycles.
• Describe how excess nutrients can lead to eutrophication and algal blooms.
• Identify how persistent contaminants bioaccumulate through food webs and affect organisms.+ Show more

Learning Objectives

• Explain how molarity and balanced reaction stoichiometry combine to determine an unknown concentration during titration.
• Use equivalence-point relationships to set up and solve titration calculations with correct units.
• Interpret how titration results support quality control and reagent standardization in real laboratory settings.