Grade 9 Worksheets

Learning Objectives

• Explain how new oceanic crust forms at mid-ocean ridges and how older crust moves away over time.
• Interpret magnetic striping patterns as evidence for seafloor spreading and geomagnetic reversals.
• Use seafloor age, bathymetry, and sediment thickness to describe evidence for plate-motion models.

Learning Objectives

• Understand the purpose and effects of residential schools on Indigenous cultures.
• Analyze how land laws and governance impacted Indigenous territories.
• Evaluate Indigenous responses to colonization and policies.+ Show more

Learning Objectives

• Understand quantitative methods for assessing the fit between models and data.
• Interpret residual plots and goodness-of-fit measures to evaluate model accuracy.
• Identify patterns indicating systematic divergence or heteroscedasticity.+ Show more

Learning Objectives

• Compare prokaryotic (bacteria and archaea) cell structures with eukaryotic cell structures.
• Explain how differences in compartmentalization and genetic arrangement affect cell organization.
• Identify key features such as nucleoid, nucleus, organelles, and chromosome type.

Learning Objectives

• Understand the law of conservation of mass through balancing chemical equations.
• Identify and balance chemical equations to ensure equal atoms of each element on both sides.
• Link formula notation to measurable mass relationships in chemical reactions.+ Show more

Learning Objectives

• Explain why DNA replication is semi-conservative and produces two DNA molecules with one original strand each.
• Describe the main steps of DNA replication, including initiation, primer formation, and leading vs. lagging strand synthesis.
• Connect replication fidelity and repair mechanisms to mutation rates and genome stability.

Learning Objectives

• Explain cause-and-effect relationships in historical events using specific evidence.
• Identify how decisions by different groups can lead to local and national consequences.
• Interpret primary-source information to support claims about historical significance.

Learning Objectives

• Explain how protocols help devices communicate reliably across networks.
• Describe how data is broken into packets and reassembled at the destination.
• Use key vocabulary (protocol, packet, transfer, communication) to explain online message delivery.

Learning Objectives

• Understand the concept of impulse and its relation to force and time
• Differentiate between elastic and inelastic collisions
• Analyze how forces during collisions affect an object's momentum+ Show more

Learning Objectives

• Understand the importance of identifying audience needs when creating media messages.
• Learn how audience influences message format, vocabulary, and evidence used.
• Recognize how tone, visuals, and supporting details are tailored for specific audiences.+ Show more

Learning Objectives

• Identify major types of natural resources and describe how they are distributed across Canada
• Explain how geology and climate influence where resources form and how they are extracted
• Analyze how resource development affects regional economies and Indigenous communities+ Show more

Learning Objectives

• Identify theme by tracing recurring ideas, character/speaker attitudes, and repeated language patterns across a text.
• Support a theme statement with specific moments and evidence from different parts of the text.
• Analyze how an author develops complexity over time rather than using a theme as a simple label.

Learning Objectives

• Understand the concept of compound machines and how they combine multiple simple machines.
• Learn to calculate overall mechanical advantage using force and displacement relationships.
• Differentiate between ideal and actual mechanical advantage, considering frictional losses.+ Show more

Learning Objectives

• Explain how a device can be viewed as a system with interacting parts that perform specific roles.
• Map a device system by identifying inputs, outputs, energy transfers, and material flow.
• Use system boundaries to determine what belongs inside a device model and what counts as outside constraints.+ Show more

Learning Objectives

• Identify observable evidence of chemical change, including colour shifts, gas evolution, precipitate formation, temperature change, and irreversibility.
• Use evidence to distinguish chemical changes from physical changes in environmental and industrial contexts.
• Explain how multiple evidence markers together strengthen the conclusion that a new substance formed.

Learning Objectives

• Explain how equilibrium and kinetics influence which products form in a chemical process.
• Use equilibrium constants, rate ideas, and mass balance reasoning to predict and improve product distribution in a closed system.
• Describe how temperature, pressure, concentration, and catalysts can be refined to increase yield and selectivity while limiting side reactions.

Learning Objectives

• Explain how glycolysis, the citric acid cycle, and oxidative phosphorylation work together to produce ATP
• Describe how mitochondrial structure supports proton gradients and ATP synthase activity
• Compare aerobic and anaerobic energy pathways and predict where each pathway is used

Learning Objectives

• Apply correct subject-verb agreement in standard English sentences.
• Choose appropriate verb tense and mood to match a writer’s purpose.
• Ensure pronoun reference is clear and avoid ambiguity caused by misplaced modifiers.+ Show more

Learning Objectives

• Define heat transfer and work transfer in physical and chemical changes.
• Differentiate between heat and work as pathways of energy transfer.
• Identify real-life examples of heat transfer and work.

Learning Objectives

• Explain how kidney osmoregulation maintains blood volume, osmolarity, and electrolyte balance.
• Describe how filtration, selective reabsorption, secretion, and concentration occur across nephron segments.
• Analyze how hormones such as ADH and aldosterone change urine concentration and ion composition.+ Show more

Learning Objectives

• Describe the purpose and key processes of the Calvin cycle in photosynthesis.
• Identify the enzymes and molecules involved in the Calvin cycle.
• Explain how ATP and NADPH are utilized during the cycle to synthesize sugars.+ Show more

Learning Objectives

• Interpret position–time graphs to determine velocity from the slope and direction from the sign of the slope
• Interpret velocity–time graphs to determine acceleration from the slope and displacement from the area under the graph
• Relate piecewise motion graphs to algebraic kinematics and to the idea of net force causing acceleration under Newton’s laws

Learning Objectives

• Identify the main idea of a scientific passage about DNA replication.
• Explain key details of semi-conservative DNA replication.
• Use vocabulary from the passage (helicase, primase, leading strand, lagging strand, Okazaki fragments).+ Show more

Learning Objectives

• Identify P-waves, S-waves, and surface waves by motion and arrival
• Explain how P–S arrival times help locate an earthquake epicentre
• Interpret focal mechanisms to identify fault types and stress orientation+ Show more

Learning Objectives

• Understand and apply the constant-acceleration equations to solve for displacement, velocity, acceleration, and time.
• Interpret the sign conventions and units used in motion equations for accurate problem solving.
• Analyze real-world motion scenarios such as vehicle stopping distances, ski slopes, and falling objects using equations.+ Show more

Learning Objectives

• Explain how mechanical and chemical digestion prepare food for absorption in the small intestine.
• Describe how villi and microvilli increase surface area to improve nutrient transport.
• Compare how monosaccharides, amino acids, and lipids are absorbed and transported after digestion.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the relationship between the Sun, Earth, and Moon in creating lunar phases.
• Describe the sequence of lunar phases and what causes their appearance.
• Explain how lunar phases influence tides and nocturnal illumination.+ Show more

Learning Objectives

• Develop skills to make quick and accurate estimations of numerical quantities.
• Apply estimation techniques to check the reasonableness of calculations in real-world contexts.
• Interpret data and results through approximation methods and compare with exact answers.+ Show more

Learning Objectives

• Compare prokaryotic (bacterial and archaeal) cell structures with eukaryotic cells.
• Identify key features of prokaryotic organization, including nucleus absence, nucleoid DNA, ribosomes, and plasmids.
• Explain how cell wall and membrane differences relate to prokaryote survival in different environments.

Learning Objectives

• Explain how end marks, commas, and other punctuation clarify meaning and sentence boundaries
• Revise run-ons and comma splices using appropriate punctuation for complete sentences and clauses
• Use commas to show relationships between dependent and independent clauses and to prevent ambiguity

Learning Objectives

• Explain Newton’s Second Law using net force, mass, and acceleration and the relationship Fnet = m·a
• Use vector reasoning to determine how direction affects acceleration and motion
• Distinguish mass from weight and apply unit consistency to solve physics problems+ Show more

Learning Objectives

• Understand the components and architecture of power distribution systems.
• Identify the trade-offs involved in system design, including reliability, capacity, and environmental impact.
• Analyze how faults propagate in power networks and the importance of system resilience.+ Show more

Learning Objectives

• Use precise vocabulary to improve clarity and tone in academic writing.
• Replace vague or repetitive wording with more specific, domain-appropriate terms.
• Explain how connotation influences tone and audience expectations.

Learning Objectives

• Understand how to interpret position–time graphs and what their slopes indicate about motion.
• Learn how to identify constant velocity and acceleration from the shape of graphs.
• Understand the significance of the area under a velocity–time graph regarding displacement.+ Show more

Learning Objectives

• Explain how elements move among the atmosphere, hydrosphere, lithosphere, and biosphere in biogeochemical cycles
• Describe how processes such as photosynthesis, decomposition, nitrogen fixation, and weathering control nutrient availability
• Interpret cycle rates and reservoir sizes to predict system responses to disturbances

Learning Objectives

• Use connecting words and phrases to show addition, contrast, cause, and sequence in writing.
• Maintain consistent referents for nouns and pronouns to improve clarity and coherence.
• Use sentence beginnings and endings to keep ideas moving smoothly without abrupt shifts.+ Show more

Learning Objectives

• Understand and interpret probability concepts in real-world scenarios.
• Calculate probabilities based on data and models.
• Assess the consistency of experimental results with theoretical probabilities.+ Show more

Learning Objectives

• Explain how civic engagement supports democratic decision-making in Canada
• Identify examples of civic duty and social responsibility in everyday life
• Evaluate how participation can strengthen community well-being and national unity

Learning Objectives

• Understand the ethical issues surrounding genetic modification technologies
• Analyze societal and cultural perspectives on genetic science
• Evaluate trade-offs between innovation and potential harms+ Show more

Learning Objectives

• Explain how the hypothalamus links neural signals to hormonal control via releasing factors
• Describe the roles of the portal blood system and fenestrated capillaries in neuroendocrine regulation
• Identify how feedback helps coordinate hormone levels affecting metabolism, growth, reproduction, and stress responses

Learning Objectives

• Identify key sustainable strategies for managing energy, land, and water resources.
• Explain how reclamation and watershed conservation support ecosystem resilience and human wellbeing.
• Analyze how policy, community values, and technology interact to produce long-term outcomes.+ Show more

Learning Objectives

• Identify common themes across different literary texts.
• Analyze how authors depict similar topics through various perspectives.
• Develop skills to synthesize ideas and evidence from multiple sources.+ Show more

Learning Objectives

• Identify how perspective influences what a media text emphasizes or leaves out.
• Distinguish between claims supported by evidence and opinions presented as facts.
• Analyze how wording, tone, and viewpoint shape a reader’s understanding of events.

Learning Objectives

• Identify different types of migration flows and their causes.
• Analyze how geographic factors influence migration patterns.
• Evaluate the social and economic impacts of migration on societies.+ Show more

Learning Objectives

• Explain how variance, range, interquartile range (IQR), and coefficient of variation (CV) each describe variability in data.
• Interpret variability measures in terms of evidence strength when comparing groups or hypotheses.
• Connect quantified variability to sampling design and heterogeneity across subgroups.

Learning Objectives

• Explain how an evidence chain connects observations, quantitative analyses, and model outputs to a scientific claim.
• Evaluate evidence for sufficiency and consistency across multiple measurements or representations.
• Use evidence chains to compare competing explanations and state uncertainties transparently.

Learning Objectives

• Understand various tools used for data representation such as graphs, tables, and reasoning.
• Interpret qualitative trends and quantitative relationships in data.
• Identify the importance of axes, scales, and labels in data visualization.+ Show more