Grade 9 Worksheets

Learning Objectives

• Understand how to construct and critique scientific arguments using claim-evidence-reasoning frameworks.
• Identify coherence, relevance, and the consideration of alternative explanations in scientific arguments.
• Evaluate how quantitative evidence and model comparisons strengthen arguments.+ Show more

Learning Objectives

• Identify and describe the six basic types of simple machines.
• Explain how simple machines transfer force and reduce effort.
• Distinguish between ideal and actual mechanical advantage, considering friction and support geometry.+ Show more

Learning Objectives

• Identify the major organelles involved in cellular processes and their specific functions.
• Explain how the structure of organelles relates to their roles in metabolism and cellular maintenance.
• Compare different organelles and understand how compartmentation enhances reaction efficiency and pathway integration.

Learning Objectives

• Understand key molecular signaling pathways involved in gene expression and protein activity regulation.
• Identify mechanisms such as transcriptional regulation, signal transduction cascades, and receptor-ligand interactions.
• Interpret how molecular perturbations like mutations or drugs affect cellular functions and systemic outcomes.+ Show more

Learning Objectives

• Understand the fundamental principles of Newton's laws of motion.
• Explain how forces affect the motion of objects in real-world contexts.
• Apply Newtonian reasoning to analyze motion patterns such as erosion control and playground dynamics.+ Show more

Learning Objectives

• Understand the interactions and material exchanges among the geosphere, hydrosphere, atmosphere, and biosphere.
• Use conceptual models and diagrams to interpret coupled environmental phenomena.
• Explain processes such as riverine nutrient transport, soil-atmosphere gas fluxes, and ocean upwelling effects.+ Show more

Learning Objectives

• Explain how industrial expansion influenced the spatial growth of Canadian cities.
• Interpret evidence from historical maps and demographic data to describe changes in land use.
• Analyze migration trends and their relationship to where people settled within urban areas.+ Show more

Learning Objectives

• Understand the principles of conservation of linear momentum in isolated systems.
• Distinguish between elastic and inelastic collisions using vector sums.
• Calculate total momentum before and after interactions in various scenarios.+ Show more

Learning Objectives

• Describe the main pathways involved in cellular respiration, including glycolysis, the citric acid cycle, and electron transport chain.
• Explain how substrate-level phosphorylation and oxidative phosphorylation contribute to ATP production.
• Compare aerobic and anaerobic respiration outcomes in terms of ATP yield and redox balance.+ Show more

Learning Objectives

• Analyze how water movement influences Earth's surface features through erosion, transport, and deposition.
• Interpret data such as discharge records and sediment measurements to understand landscape evolution.
• Describe the roles of runoff, sediment supply, and channel morphology in watershed dynamics.+ Show more

Learning Objectives

• Explain how the direction of a net force relative to motion affects whether work increases or decreases kinetic energy.
• Apply the idea of work as energy transfer to everyday situations involving acceleration, slowing, and friction.
• Differentiate energy changes in kinetic energy versus stored gravitational potential energy during lifting at constant speed.

Learning Objectives

• Describe the layered structure of Earth's interior based on seismic, gravity, and heat-flow evidence.
• Interpret the behavior of P-waves and S-waves to understand Earth's internal composition.
• Explain how density contrasts and mantle temperature gradients influence convective processes.+ Show more

Learning Objectives

• Understand the roles of mitosis and meiosis in growth, tissue repair, and reproduction.
• Identify key processes such as chromosome pairing, segregation, and errors like nondisjunction.
• Explain the significance of hereditary transmission and genetic variation across generations.

Learning Objectives

• Understand the mechanisms that cause allele frequencies to change in populations, including selection, drift, migration, and mutation.
• Explain the Hardy-Weinberg equilibrium as a null model for population genetics.
• Describe how fitness landscapes and selection coefficients influence evolution.+ Show more

Learning Objectives

• Identify and describe the subatomic particles within an atom.
• Explain how protons, neutrons, and electrons determine an atom's properties.
• Understand the concept of isotopes and their effect on atomic stability.+ Show more

Learning Objectives

• Explain how human activities and natural processes interact within human-environment systems.
• Use systems thinking to identify inputs, processes, outputs, and feedbacks in regional sustainability challenges.
• Evaluate how land use, resource management, and infrastructure affect environmental risk and adaptation.

Learning Objectives

• Understand the principle of conservation of atoms during chemical reactions.
• Identify how energy changes occur in chemical reactions and their effects.
• Differentiate between exothermic and endothermic reactions with examples.+ Show more

Learning Objectives

• Understand the different transitions in energy systems and their implications for decarbonization.
• Analyze the role of renewable energy, storage, and carbon capture in reducing greenhouse gases.
• Evaluate trade-offs among reliability, cost, and environmental impact in energy planning.+ Show more

Learning Objectives

• Understand how to evaluate hazard risks using historical data and probabilistic models.
• Identify key factors such as occurrence, frequency, and consequences of natural hazards.
• Analyze case studies involving coastal flooding and earthquake damage patterns.+ Show more

Learning Objectives

• Explain the process of seafloor spreading at mid-ocean ridges.
• Identify evidence such as magnetic striping that supports seafloor spreading.
• Describe how age progression, bathymetry, and sediment thickness relate to ocean basin formation.+ Show more

Learning Objectives

• Compare different energy and mineral resource options based on environmental and economic factors.
• Analyze the life-cycle impacts of resource extraction and use for sustainability.
• Evaluate trade-offs involved in resource management strategies within regional and long-term contexts.

Learning Objectives

• Understand the application of mathematical and computational methods in system modeling.
• Develop skills in formulating performance objective functions and conducting sensitivity analysis.
• Use spreadsheets or simple code to evaluate scenarios for engineering systems.+ Show more

Learning Objectives

• Understand the multiple lines of evidence supporting common ancestry and diversification.
• Identify examples of transitional fossils, homologous structures, and genetic similarities.
• Explain how biogeography and radiometric dating contribute to understanding evolution.+ Show more

Learning Objectives

• Explain the processes of seafloor spreading, subduction zones, and volcanic arcs.
• Describe how mantle convection influences surface features and mountain uplift.
• Connect geologic cross-sections and magnetic anomalies to plate tectonics mechanisms.+ Show more

Learning Objectives

• Explain how a central idea emerges across multiple paragraphs rather than appearing in a single sentence
• Use evidence from different parts of a text to describe how the central idea develops over time
• Identify how definitions, examples, counterpoints, and cause-and-effect relationships strengthen or complicate a central idea+ Show more

Learning Objectives

• Describe the different types of chemical bonds: ionic, covalent, and metallic.
• Explain how electron sharing and transfer influence molecular structure and properties.
• Analyze how bonding models relate to macroscopic properties like melting point, conductivity, and solubility.+ Show more

Learning Objectives

• Interpret earthquake waveforms, travel-time curves, and epicenter maps to understand subsurface structures.
• Distinguish between P- and S-wave arrivals, waveform amplitudes, and frequency content to identify shallow versus deep seismic events.
• Connect seismicity patterns to tectonic environments and surface hazard phenomena such as tsunamis using instrument-based records.

Learning Objectives

• Understand the differences between ionic lattices, covalent networks, and molecular solids.
• Identify properties such as melting point, electrical conductivity, hardness, and solubility related to lattice organization.
• Explain how electrical forces influence the structure and properties of different solid types.+ Show more

Learning Objectives

• Interpret paleoclimate evidence from various proxy records such as ice cores, tree rings, marine sediments, and speleothems.
• Understand proxy indicators like isotopic ratios, growth increments, and microfossil assemblages.
• Relate proxy records to past climate variability, including glacial-interglacial cycles and abrupt climate events.+ Show more

Learning Objectives

• Understand the different types of natural hazards and their causes.
• Analyze how geologic and atmospheric indicators help assess hazard risks.
• Interpret hazard maps, recurrence intervals, and paleoevidence to evaluate potential impacts.+ Show more

Learning Objectives

• Explain the concepts of negative and positive feedback in maintaining internal stability.
• Describe physiological examples of feedback mechanisms such as thermoregulation, blood glucose control, and osmoregulation.
• Identify the components of feedback loops, including set points, sensors, effectors, and response timing.+ Show more

Learning Objectives

• Identify how introductions, body paragraphs, transitions, paragraph order, and conclusions work together to create coherence in writing.
• Select appropriate structures and transitions that support comparison, cause-effect, and problem-solution reasoning.
• Revise paragraph organization by improving topic sentences, ordering, and concluding synthesis.

Learning Objectives

• Explain how relevance and scope determine whether a source supports a specific claim.
• Evaluate credibility by considering evidence quality, expertise, and how information was gathered.
• Select evidence that fits the purpose and avoids redundancy while strengthening an argument with complementary sources.

Learning Objectives

• Apply appropriate formatting choices (font, spacing, margins, and indentation) to meet task expectations.
• Use clear titles and headings to organize ideas and make sections and claims easy to find.
• Place citations or source listings in an appropriate location and format within a presentation document.+ Show more

Learning Objectives

• Identify the purpose of clarifying questions in discussions and evaluate how they improve shared understanding.
• Write clarifying questions that request definitions, reasoning, or restatements of what was heard.
• Use evidence and central ideas to guide clarification when conversation shifts between perspectives.

Learning Objectives

• Revise unclear sentences by making relationships between ideas explicit using precise wording and transitions.
• Check pronoun references to ensure they point to the correct nouns and avoid ambiguity.
• Refine paragraph topic statements so supporting details match the main idea of each section.

Learning Objectives

• Explain how delivery choices (pace, volume, tone, and physical presence) affect audience understanding and engagement.
• Revise spoken or written presentations by aligning message clarity and emphasis with an audience’s needs.
• Use feedback to improve both message accuracy and presentation effectiveness.

Learning Objectives

• Identify how simple, compound, and complex sentences create rhythm and emphasis in writing
• Revise sentences to reduce fragmentation and avoid repetitive sentence openings
• Use dependent clauses to clarify cause, contrast, or conditions+ Show more

Learning Objectives

• Explain how purpose and audience work together to shape a draft’s tone, level of detail, and idea selection.
• Use genre expectations to choose appropriate terminology, context, and emphasis for a specific reader.
• Revise a draft by adjusting phrasing, examples, and explanations while keeping the controlling purpose consistent.

Learning Objectives

• Analyze how word choice, formality, and certainty affect tone and reader expectations.
• Revise vague sentences by replacing imprecise wording with specific verbs, nouns, and modifiers.
• Evaluate how diction and language precision change meaning in formal and informal contexts.

Learning Objectives

• Explain how a presentation’s beginning, middle, and end help an audience follow the message.
• Identify how logical grouping and transitions connect claims to reasons and examples.
• Use appropriate pacing and phrasing to make structure visible during a short presentation.

Learning Objectives

• Explain how evidence-based responses extend or challenge an earlier claim using reasons, details, and examples.
• Use signal phrases to show how a response builds on, reframes, or disagrees with a prior idea.
• Practice acknowledging the source of a claim before adding new evidence in discussion settings.

Learning Objectives

• Evaluate the reliability of geographic sources by considering provenance, currency, scale, and methodological transparency.
• Analyze how bias and error can enter geographic data and how those issues affect conclusions and policy decisions.
• Compare sources over time to judge continuity and change in geographic information.

Learning Objectives

• Compare common mapping tools (compass, GPS, topographic maps, and digital platforms) and choose the best tool for a specific spatial question
• Explain how scale and projection affect what maps show and why distortion or detail trade-offs occur
• Analyze how measurement errors and changing map conventions can influence the reliability of geographic information+ Show more

Learning Objectives

• Identify Canada’s major natural resource categories (minerals, forests, freshwater, agricultural, and energy) and describe what each resource provides.
• Explain how geology and climate influence where resources are found across Canada.
• Connect resource locations to primary industries and to relationships First Nations, Métis, and Inuit communities have with land and water.

Learning Objectives

• Identify how timing and sequencing of events shape a reader’s understanding and expectations.
• Explain how cause-and-effect relationships develop conflict and raise stakes.
• Analyze how turning points and problem-resolution structures affect meaning in a text.+ Show more

Learning Objectives

• Explain how to connect evidence to an interpretation using reasoning rather than repeating quotations.
• Identify patterns in text (tone, recurring language, shifts in meaning) and describe how they support a claim.
• Write short reasoning links that make the relationship between a detail and a broader theme or character motivation clear.+ Show more

Learning Objectives

• Compare how two texts (different genres or formats) develop the same or related central ideas.
• Synthesize evidence by explaining how each text supports its claims using different types of reasoning and support.
• Identify where interpretations agree and disagree, and explain why those differences occur.+ Show more