Reading comprehension Worksheets

Learning Objectives

• Understand the classification of matter into pure substances, mixtures, and solutions.
• Identify properties that distinguish pure substances from mixtures.
• Describe how solutions are homogeneous and the particles disperse at a molecular level.+ Show more

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• Understand the three-dimensional arrangements of atoms and ions in different crystal lattices.
• Identify various lattice types such as ionic, metallic, and covalent networks and their properties.
• Explain how unit cells define the smallest repeating pattern in crystals.+ Show more

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• Identify and correct common spelling errors involving contractions and possessives in Grade 12 writing
• Apply capitalization rules for proper nouns, titles in formal references, and consistent capitalization across paragraphs
• Edit a draft by using a targeted checklist to improve clarity and reader comprehension

Learning Objectives

• Understand different types of disturbance regimes and their characteristics in forest ecosystems.
• Identify how disturbance frequency, intensity, and spatial extent influence forest succession and habitat diversity.
• Describe specific disturbance events such as fires and insect outbreaks in Alberta boreal forests.+ Show more

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• Understand the interactions among trees, plants, fungi, and animals in ecosystems.
• Identify key species such as keystone and indicator species in Alberta.
• Explain how species diversity contributes to ecosystem resilience.+ Show more

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• Identify different major regional forest types and their characteristic species.
• Understand how environmental factors influence forest distribution and boundaries.
• Recognize examples of forest types found in Alberta.+ Show more

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• Understand the key concepts of integrated management in forest ecosystems.
• Identify approaches used in Alberta for sustainable forest management.
• Recognize the importance of ecological, economic, and social objectives.+ Show more

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• Identify various human activities that affect forest ecosystems.
• Understand the consequences of habitat fragmentation and pollution.
• Recognize examples of human impacts in Alberta and their ecological effects.+ Show more

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• Understand how water, minerals, and sugars are transported within a plant stem via xylem and phloem.
• Explain how stem characteristics contribute to protection and resource allocation in trees.
• Connect stem transport mechanisms to how trees respond to environmental factors like climate, pests, and fire.

Learning Objectives

• Understand the different reproductive structures such as flowers, cones, and seeds.
• Identify examples of reproductive strategies like seed dispersal and vegetative propagation.
• Explain how reproductive diversity affects population dynamics and ecosystem resilience.+ Show more

Learning Objectives

• Understand the basic types of simple machines and their functions.
• Explain how simple machines modify force and displacement to achieve mechanical advantage.
• Identify different classes of levers, pulley systems, inclined planes, wedges, wheels and axles, and screws.+ Show more

Learning Objectives

• Analyze patterns in the fossil record to make inferences about ancestry and macroevolution over geologic time.
• Explain how stratigraphic sequences, index fossils, and transitional forms provide evidence for evolutionary change.
• Describe how mass extinctions and radiations can be recognized in fossil assemblages and sedimentary layers.

Learning Objectives

• Use quantitative models to describe how allele frequencies change over time under selection and drift.
• Interpret statistical and graphical information (fitness differentials, probability-based inheritance) to explain evolutionary outcomes.
• Apply Hardy–Weinberg ideas and calculate/compare frequencies to support hypotheses about trait change.

Learning Objectives

• Describe the structure and arrangement of atoms or ions in different crystal lattices.
• Explain how unit cells define the smallest repeating pattern in solids.
• Identify lattice types such as ionic, metallic, and covalent networks and their properties.+ Show more

Learning Objectives

• Apply algebraic methods and unit conversions to solve complex stoichiometric problems.
• Identify limiting reagents and calculate theoretical and actual yields.
• Utilize gas law principles and concentration concepts in chemical calculations.+ Show more

Learning Objectives

• Understand and interpret chemical reactions through mole ratios and balanced equations.
• Perform mass-to-mass conversion calculations using molar masses and mole ratios.
• Identify limiting reagents and calculate theoretical yields in chemical reactions.+ Show more

Learning Objectives

• Explain the difference between endothermic and exothermic processes in chemical reactions.
• Describe the concepts of enthalpy and bond energetics in relation to reaction heat.
• Relate potential energy diagrams to energy changes during reactions.+ Show more

Learning Objectives

• Describe the phases of the cell cycle, including interphase, mitosis, and cytokinesis.
• Explain the molecular mechanisms regulating the cell cycle, focusing on cyclins, kinases, and checkpoints.
• Identify examples of tissue growth and regeneration related to cell division.+ Show more

Learning Objectives

• Identify renewable and non-renewable resources in different contexts.
• Understand how resource limits influence ecosystem and human system decisions.
• Analyze case studies related to freshwater stress, mineral extraction, and land use.+ Show more

Learning Objectives

• Understand the different types of community interactions such as competition, predation, parasitism, mutualism, and commensalism.
• Analyze how energy flow affects ecological networks and biodiversity.
• Evaluate examples of community interactions in Alberta ecosystems.+ Show more

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• Identify and describe different reaction types such as synthesis, decomposition, displacement, acid–base neutralization, and combustion.
• Understand how bonds are broken and formed during chemical reactions to produce new substances.
• Explain how atoms are rearranged in various reaction types while conserving the total atom count.+ Show more

Learning Objectives

• Identify and classify independent, dependent, and controlled variables in experimental scenarios.
• Explain the role of operational definitions, boundary conditions, and constraints in scientific measurements.
• Select and justify variables that isolate causal relationships within experimental design.+ Show more

Learning Objectives

• Understand how genetics, paleontology, systematics, and ecology contribute to evolutionary theory.
• Explain mechanisms such as natural selection, genetic drift, mutation, and gene flow in species change.
• Interpret fossil records, phylogenetic trees, and ecological data to reconstruct evolutionary history.+ Show more

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• Understand principles of team-based organization and communication in scientific collaboration.
• Identify key components such as versioning, attribution, and peer review in scientific teamwork.
• Evaluate the importance of diverse disciplinary perspectives and standard protocols in collaboration.+ Show more

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• Explain the different types of energy conversion devices and processes.
• Analyze how energy transfer involves losses and efficiency considerations.
• Evaluate real-world examples of energy conversion such as photovoltaic cells, thermoelectric modules, and electrochemical cells.+ Show more

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• Understand the forms of mechanical energy such as kinetic and potential energy.
• Explain how energy transfers occur through work and the transformation of energy forms.
• Identify the effects of friction and air resistance in converting mechanical energy into thermal energy.+ Show more

Learning Objectives

• Explain how pollutants enter ecosystems and their impacts on organisms.
• Identify the processes of bioaccumulation and biomagnification in food chains.
• Describe how nutrient over-enrichment causes hypoxia and dead zones.+ Show more

Learning Objectives

• Understand how energy moves during phase changes such as melting, vaporization, and condensation.
• Analyze how heat flow demonstrates energy transfer processes.
• Describe how particle motion and arrangement change during phase transitions.+ Show more

Learning Objectives

• Understand measurement conventions including units, significant figures, and uncertainty notation.
• Recognize the importance of instrument resolution and calibration in obtaining accurate measurements.
• Apply methods such as repeated measures and averaging to reduce random errors.+ Show more

Learning Objectives

• Understand the conventions of quantitative measurement, including units and significant figures.
• Explain the role of instrument resolution and measurement uncertainty.
• Describe methods to reduce errors through repeated measurements and calibration.+ Show more

Learning Objectives

• Understand the responsibilities involved in caring for pets.
• Learn how to gather information about animals' needs and behaviors.
• Practice reporting findings clearly and responsibly.+ Show more

Learning Objectives

• Describe key chemical properties such as reactivity, combustion potential, and oxidation tendencies.
• Explain how observable indicators like gas evolution, colour change, and precipitate formation relate to chemical reactions.
• Differentiate the chemical stability of noble metals from reactive non-metals and their implications for material choice.+ Show more

Learning Objectives

• Explain how energy flows through trophic levels in an ecosystem and how that flow decreases across levels.
• Describe how matter cycles through ecosystems and how nutrient availability affects organism survival and biomass.
• Predict how changes in decomposition conditions, plant growth, or resource inputs can cause cascading effects on consumer populations.+ Show more

Learning Objectives

• Describe wave phenomena using mathematical descriptions such as wavelength, frequency, phase velocity, and amplitude.
• Explain the principles of superposition, interference, and standing waves in strings and air columns.
• Apply sinusoidal representations, phasor reasoning, and energy transport concepts to analyze wave patterns.+ Show more

Learning Objectives

• Understand how motion diagrams visually represent an object's position, velocity, and acceleration.
• Interpret position-time and velocity-time graphs, including their slopes and areas, to analyze motion.
• Apply scalar and vector notation, SI units, and kinematic equations for uniform acceleration.+ Show more

Learning Objectives

• Understand the interdisciplinary evidence supporting the evolutionary synthesis model.
• Identify mechanisms such as natural selection, genetic drift, mutation, and gene flow in evolution.
• Explain how fossil records, phylogenetic trees, and ecological data converge to elucidate species change.+ Show more

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• Understand what an organ is and its composition of tissue types
• Recognize examples of organs and their functions
• Describe how tissue interactions within organs support organism survival and system regulation+ Show more

Learning Objectives

• Understand the concepts of percent yield and purity in chemical reactions.
• Calculate percent yield using actual and theoretical product masses.
• Explain how impurities affect the purity of a sample.+ Show more

Learning Objectives

• Understand the process of meiosis and its role in reducing chromosome numbers.
• Describe how genetic diversity is produced during meiosis through recombination and independent assortment.
• Explain the stages of meiosis and the significance of homologous chromosome pairing and separation.+ Show more

Learning Objectives

• Explain how slow processes (weathering, erosion, and deposition) shape landscapes over geologic time.
• Describe how catastrophic events (volcanism and earthquakes) can rapidly alter regions and how their evidence differs from gradual change.
• Interpret rock and landform evidence to infer relative timing and the role of process rates across deep time.

Learning Objectives

• Identify contact and non-contact forces such as gravity, friction, and normal force.
• Understand the concepts of balanced and unbalanced forces and their effects on motion.
• Explain qualitative relationships between force magnitude, direction, and resulting motion.+ Show more

Learning Objectives

• Understand the key concepts of optimization in design processes, including performance metrics, constraints, and trade-offs.
• Identify various methods for parameter variation, sensitivity analysis, and cost-benefit reasoning used in engineering decisions.
• Apply optimization principles to real-world scenarios such as material selection, shape adjustments, and energy-efficiency considerations.

Learning Objectives

• Identify and classify different types of rocks based on textural and compositional criteria.
• Understand physical and chemical properties used in mineral identification.
• Describe the processes involved in the formation of igneous, sedimentary, and metamorphic rocks.+ Show more

Learning Objectives

• Describe the various mechanisms of enzyme regulation including allosteric control, inhibition, covalent modification, and gene expression.
• Explain how environmental factors such as temperature and pH influence enzyme activity.
• Understand feedback inhibition and its role in maintaining metabolic balance.+ Show more

Learning Objectives

• Understand the different types of simple machines and their functions in modifying force and motion.
• Explain how simple machines provide mechanical advantage and efficiency.
• Identify everyday examples of simple machines and analyze their use in trade-offs between force and distance.+ Show more

Learning Objectives

• Understand the concepts of adaptation and speciation in biological populations.
• Identify different mechanisms contributing to reproductive isolation and lineage splitting.
• Recognize evidence and examples of speciation events, including island endemics and rapid divergence.+ Show more

Learning Objectives

• Describe how community remembrance can help people cope after difficult times
• Identify ways friendship and compassion support community resilience
• Use evidence from a passage to answer questions about feelings and hope

Learning Objectives

• Identify ways brave actions, kindness, and community support help others during times of need
• Explain why remembering helpers is important for unity and resilience
• Use details from a passage to answer questions about service and community values