Grade 9 Worksheets

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

• Understand the effects of deforestation on biodiversity.
• Identify key factors contributing to forest loss.
• Analyze data from case studies on land-use change.+ 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

• Understand the key tradeoffs involved in digital and analog transmission systems.
• Identify the impact of bandwidth constraints, noise, and error correction on communication quality.
• Analyze case studies involving bandwidth-limited radio channels and high-capacity fiber optic systems.+ 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 atoms form bonds through electron transfer and sharing.
• Differentiate between ionic and covalent bonds.
• Describe how bonds influence the properties of materials such as melting point and conductivity.+ 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

• Evaluate a speaker’s argument by identifying the claim, point of view, and lines of reasoning.
• Assess whether evidence is sufficient and directly supports the reasoning rather than replacing it with a vague assertion.
• Analyze rhetorical choices (appeals to logic, emotion, and authority) and explain how they shape interpretation.+ 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

• Understand how solutions form through the process of dissolution.
• Identify components of solutions: solute and solvent.
• Explain how temperature and agitation influence solubility.+ 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 how purpose and audience shape a drafting plan and influence writing choices.
• Draft a tentative thesis and organize supporting points into a clear paragraph outline.
• Use evidence placement and logical transitions to maintain momentum in a draft.

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

• Understand the concept of thermal energy transfer through conduction, convection, and radiation.
• Apply the formula Q = mcΔT to calculate heat transfer in various scenarios.
• Explain the sign conventions for heat flow and energy changes in closed systems.+ Show more

Learning Objectives

• Understand the basic concepts of force and motion
• Recognize different types of forces acting on objects
• Describe how forces influence the acceleration of objects+ 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

• Explain how mantle convection and plate motion can produce observable surface features such as ridges, trenches, volcanoes, and mountain belts.
• Use evidence such as seafloor magnetic anomaly patterns and geologic cross-sections to support plate tectonic models.
• Describe the roles of seafloor spreading, subduction zones, crustal deformation, and faulting in shaping Earth’s topography.

Learning Objectives

• Explain how photosynthetic pigments absorb specific wavelengths of light using absorption spectra
• Describe how energy is transferred among pigments in photosystems to drive chemical energy production
• Calculate and interpret ideas of photosynthetic rate, efficiency, and quantum yield at the cellular level

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 the rock cycle connects igneous, sedimentary, and metamorphic rocks through melting, crystallization, erosion, compaction, and metamorphism.
• Describe how pressure and temperature conditions affect whether rocks melt, crystallize, or transform without melting.
• Use evidence such as radiometric ages and rates (time, depth, and weathering) to reason about the sequence of rock transformations.

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

• Explain how incoming solar radiation and outgoing infrared radiation drive Earth’s energy balance.
• Describe how energy moves within Earth systems through conduction, convection, and phase changes (latent heat).
• Connect energy absorption differences across surface types to long-term temperature and climate patterns.

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 how authorial language uses word choice, sentence patterns, and logical connectors to show relationships between ideas.
• Interpret signals such as therefore, although, for instance, and as a result to determine reason, contrast, example, and consequence.
• Use evidence from a text to explain how connectors shape the meaning of complex sentences.

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

Learning Objectives

• State the conservation of mass principle for closed systems during chemical reactions.
• Use mass accounting to predict and explain the relationship between reactant mass and product mass.
• Distinguish true mass conservation from apparent mass changes caused by gas exchange in open systems.+ Show more

Learning Objectives

• Understand how unbalanced forces cause changes in motion.
• Identify the difference between balanced and unbalanced forces.
• Explain how net force relates to acceleration and motion outcomes.+ Show more

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

• Distinguish between the purposes of literary and informational texts.
• Identify how structure and text features guide meaning in different genres.
• Analyze how evidence (emotional/experiential vs. factual/organized) supports an author’s goal.

Learning Objectives

• Explain the pathways of carbon in ecosystems
• Identify sources and sinks of carbon
• Understand the role of microbes in carbon cycling+ Show more

Learning Objectives

• Interpret displacement–time, velocity–time, and acceleration–time graphs to describe motion qualitatively and quantitatively
• Use slope and area (where appropriate) to connect graphical features to physical meaning
• Select correct axes, labels, and units to compare motion profiles from empirical data

Learning Objectives

• Reflect on how gratitude strengthens school relationships and community trust.
• Identify key vocabulary related to thanks, respect, and support.
• Practice writing brief, clear reflections using evidence from personal and school experiences.