Grade 9 Worksheets

Learning Objectives

• Identify and distinguish simple, compound, and complex sentence structures in a text.
• Revise writing to vary sentence openings and sentence length for clarity and emphasis.
• Use sentence variety intentionally to improve readability and support main ideas with precise details.

Learning Objectives

• Identify how simple, compound, and complex sentences differ in structure and purpose.
• Revise sentences by combining related ideas and separating details to improve clarity.
• Use sentence variety strategically to match syntax to meaning and maintain momentum in writing.+ Show more

Learning Objectives

• Understand how to interpret family charts and pedigree symbols to trace inheritance patterns.
• Identify differences among autosomal dominant, autosomal recessive, X-linked, and mitochondrial inheritance modes.
• Analyze pedigree patterns to distinguish between different inheritance types.+ Show more

Learning Objectives

• Explain the roles of protons, neutrons, and electrons in atomic structure.
• Use valence electrons to predict common ion charges and basic trends in chemical behavior.
• Relate quantized energy levels to electron transitions in atoms.+ Show more

Learning Objectives

• Use balanced chemical equations and conservation of mass to relate reactant and product amounts.
• Convert between moles, mass, and particle counts using molar mass.
• Determine the limiting reactant and predict product yield from stoichiometric ratios.

Learning Objectives

• Explain how density targets, mixed-use development, greenbelt policies, and infill help manage urban growth.
• Analyze how population increase and market incentives can create both benefits and pressures for cities.
• Evaluate how compact city models can be designed to support social equity and Indigenous land-use considerations.+ Show more

Learning Objectives

• Define and distinguish among mean, median, and mode.
• Calculate the mean, median, and mode of different data sets.
• Interpret when each measure of central tendency is most appropriate.+ Show more

Learning Objectives

• Identify the components of simple computational simulations.
• Explain how models generate predictions from hypotheses.
• Describe how uncertainty and variability are visualized in simulations.+ Show more

Learning Objectives

• Understand the definitions of elements, compounds, and mixtures.
• Identify key features that distinguish pure substances from mixtures.
• Use symbols and formulas to represent elements and compounds.+ Show more

Learning Objectives

• Understand the concept of chemical properties and how they differ from physical properties.
• Identify common chemical properties such as flammability, reactivity, oxidation, and stability.
• Observe and recognize signs of chemical changes like color change, gas evolution, precipitate formation, and formation of new substances.

Learning Objectives

• Understand the concept of chemical symbols and their significance.
• Identify reactants and products in chemical equations.
• Comprehend the importance of balancing chemical equations to reflect the conservation of atoms and mass.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in closed systems
• Recognize how mass remains constant during chemical reactions
• Differentiate between apparent and actual mass changes+ Show more

Learning Objectives

• Understand the difference between homogeneous and heterogeneous mixtures
• Learn about various physical methods used to separate mixtures
• Identify examples of mixtures in everyday life+ Show more

Learning Objectives

• Define physical change and identify its characteristics.
• Explain melting as a physical change, including energy transfer involved.
• Differentiate between reversible and irreversible physical changes.+ Show more

Learning Objectives

• Explain the fundamental principles of oxidation and reduction in chemical reactions.
• Identify electron transfer events and changes in oxidation states during redox reactions.
• Track oxidation state changes to determine oxidizing and reducing agents in chemical equations.+ Show more

Learning Objectives

• Understand the differences between ionic, covalent, and metallic bonds.
• Describe how electron arrangements influence material properties.
• Identify characteristics associated with each bond type.+ Show more

Learning Objectives

• Understand the three-dimensional arrangements of ions and atoms in crystal lattices.
• Identify different lattice types and their properties such as hardness, conductivity, and melting points.
• Describe the role of unit cells in the structure of solids.+ Show more

Learning Objectives

• Identify the difference between a claim and a thesis in argument writing
• Write a thesis statement that addresses a debatable issue and previews key reasons
• Select and explain evidence that matches the purpose of persuading an audience+ Show more

Learning Objectives

• Explain how atmospheric, hydrological, and tectonic processes can trigger different natural hazards
• Analyze cause-and-consequence relationships between hazard events, human systems, and infrastructure
• Evaluate how land-use change and climate variability can shift hazard frequency and intensity over time+ Show more

Learning Objectives

• Explain how sex chromosomes determine sex in mammals and how sex-linked genes are inherited
• Describe X-linked recessive inheritance and hemizygosity in males
• Use dosage compensation ideas to predict why traits can differ in frequency between males and females

Learning Objectives

• Explain how allele frequency changes under selection, drift, gene flow, and population bottlenecks.
• Describe Hardy-Weinberg equilibrium and the conditions needed to maintain it.
• Interpret how small population size and isolation affect genetic diversity and conservation decisions.

Learning Objectives

• Describe the structure of DNA and how base pairing supports heredity.
• Explain how chromosomes organize DNA and enable genetic information to be copied and inherited.
• Compare nuclear DNA with organelle DNA in terms of genome location and inheritance context.+ Show more

Learning Objectives

• Understand the definition of net force and how it affects motion.
• Learn how forces balance and unbalance influence acceleration.
• Develop skills to resolve forces into components and calculate net effect.+ Show more

Learning Objectives

• Describe how gene flow, resistance development, and market impacts can create risks and benefits in genetic technologies.
• Explain how risk assessment, mitigation, and long-term monitoring reduce uncertainty in real-world decisions.
• Use examples such as canola introgression and cattle genetics to support evidence-based trade-off evaluations.

Learning Objectives

• Distinguish genotype from phenotype in single-gene inheritance patterns
• Predict offspring outcomes using dominant and recessive allele interactions
• Interpret Punnett squares and calculate simple probabilities from them+ Show more

Learning Objectives

• Explain how geographic location and human activities contribute to regional environmental challenges.
• Identify causes and effects of pollution, deforestation, and climate change in different environments.
• Evaluate strategies for sustainable management and mitigation at the community and regional level.

Learning Objectives

• Understand the connection between catabolic and anabolic pathways in metabolism.
• Describe how hormonal signals and nutrient availability influence metabolic processes.
• Explain the systemic coordination of energy flow during high demand or scarcity in organisms.+ Show more

Learning Objectives

• Understand the basic principles of the particle model of matter.
• Identify the arrangement and behavior of particles in solids, liquids, and gases.
• Relate particle motion to temperature and energy.+ Show more

Learning Objectives

• Explain the basic principles of orbital motion and gravitational interactions.
• Describe Kepler's laws of planetary motion and Newton's law of universal gravitation.
• Analyze the relationship between orbital period and semi-major axis in planetary and satellite orbits.+ Show more

Learning Objectives

• Explain how treaties, Indigenous legal traditions, and co-management agreements influence resource governance in Canada.
• Analyze relationships among Indigenous jurisdiction, provincial and federal policies, and ecological stewardship.
• Evaluate how negotiated rights can shape community wellbeing, economic partnerships, and conflicts.

Learning Objectives

• Identify different types of historical sources including primary documents, images, and oral histories.
• Evaluate the reliability, perspective, and usefulness of various sources.
• Analyze case studies from Canadian history to understand source credibility.+ Show more

Learning Objectives

• Identify different types of historical sources (primary documents, images, and oral histories) and explain what each can reveal.
• Evaluate source reliability by considering bias, context, and authenticity.
• Explain how perspective and limitations in sources can shape historical interpretations.

Learning Objectives

• Explain what urbanization is and describe major spatial characteristics of growing cities.
• Analyze factors that contribute to urban expansion, including economic opportunities and transportation networks.
• Interpret how density, land use, and infrastructure influence patterns of development and resource management.

Learning Objectives

• Understand how to interpret displacement–time, velocity–time, and acceleration–time graphs.
• Identify the significance of slope and area under motion graphs for physical quantities.
• Analyze graphs to determine changing acceleration and motion patterns.+ Show more

Learning Objectives

• Understand the concept of energy system transitions and decarbonization pathways.
• Analyze the trade-offs between reliability, affordability, and greenhouse gas reduction in energy scenarios.
• Evaluate the role of renewable energy, storage, and carbon capture in reducing emissions.+ Show more

Learning Objectives

• Understand the observational evidence used to determine the age and expansion of the universe.
• Identify key concepts such as redshift, cosmic microwave background, and primordial abundances.
• Explain how different measurements constrain the universe's timeline from seconds to billions of years.+ Show more

Learning Objectives

• Identify how font, spacing, margins, and paragraph indentation improve readability in a grade level presentation.
• Select appropriate ways to use headings, titles, and paragraph structure to help readers locate claims and sections.
• Apply correct placement and formatting of citations and source lists in a presentation.+ Show more

Learning Objectives

• Analyze Indigenous and settler narratives to understand contact, treaties, and colonization.
• Evaluate how differing historical perspectives influence perceptions of change and conflict.
• Recognize the importance of Indigenous voices in interpreting Canada's colonial history.

Learning Objectives

• Understand how collision frequency, activation energy, and reaction pathways influence reaction rates.
• Explain how temperature, concentration, and catalysts modify energy distributions and affect reaction speed.
• Describe rate laws, reaction order, and how these relate quantitatively to reaction mechanisms.+ Show more

Learning Objectives

• Explain how writer’s choices of language structures (such as parallelism and strategic subordination) shape meaning and tone.
• Identify purposeful patterns in sentences and revise sentences to better meet a stated communication goal.
• Analyze how repetition, contrast, and imagery reinforce a central message in nonfiction and argumentative writing.

Learning Objectives

• Identify how simple, compound, and complex sentences differ in structure and purpose.
• Use conjunctions and subordinating markers to combine ideas with clarity and emphasis.
• Revise sentences by separating or combining details to improve readability and momentum.

Learning Objectives

• Describe the interactions among the geosphere, hydrosphere, atmosphere, and biosphere using conceptual models.
• Explain material and energy exchanges such as riverine nutrient transport, soil-atmosphere gas fluxes, and ocean upwelling effects.
• Use spatial schematics, mass-balance thinking, and causal chains to interpret coupled environmental phenomena.+ Show more

Learning Objectives

• Explain short-term and long-term effects of substance use on the brain, body, and behaviour.
• Identify risk factors and early signs of addiction in realistic scenarios.
• Describe prevention and harm-reduction strategies that reduce negative outcomes.

Learning Objectives

• Describe common molecular techniques used in biotechnology.
• Identify various applications of biotechnology in medicine, agriculture, and forensics.
• Understand ethical, legal, and societal considerations related to biotech advancements.

Learning Objectives

• Identify basic components of phylogenetic trees
• Understand the significance of shared derived characters
• Learn methods of tree construction such as parsimony and molecular distance+ Show more

Learning Objectives

• Understand the core relationships among displacement, velocity, and acceleration along a straight line.
• Interpret position–time and velocity–time graphs to analyze motion.
• Apply constant-acceleration equations to solve kinematic problems.+ Show more

Learning Objectives

• Describe the process of gas exchange at the alveolar–capillary interface.
• Identify factors affecting oxygen and carbon dioxide movement in the lungs.
• Explain the mechanics of ventilation and the role of alveoli in respiration.+ Show more

Learning Objectives

• Identify and apply a clear presentation structure that includes an introduction, main points in sequence, and a concluding summary.
• Use purposeful emphasis and smooth transitions to make relationships among ideas clear to an audience.
• Support main points with relevant examples and connect ideas to a central purpose.