Grade 9 Worksheets

Learning Objectives

• Identify what counts as relevant evidence that supports a claim in oral communication.
• Explain how evidence becomes persuasive by connecting it clearly to a central message.
• Use organization strategies (cause-effect, comparison, and sequencing) to make relationships among ideas easy to follow.

Learning Objectives

• Explain how eccentricity, axial tilt, and precession change seasonal insolation and long-term climate patterns
• Describe tidal forcing from the Moon and Sun using ideas of gravitational gradients and relative geometry
• Evaluate how resonance and tidal locking can alter rotation, day length, and tidal range

Learning Objectives

• Identify and describe how the six classical simple machines change force and/or direction of motion.
• Use the idea of ideal mechanical advantage to relate input force, output force, and displacement.
• Explain practical limits (friction, deformation) and how they affect real machines compared with ideal predictions.

Learning Objectives

• Understand the basic properties of waves including frequency, wavelength, and amplitude.
• Learn how changes in wave parameters affect the characteristics of signals.
• Translate between different wave representations using wave parameters.+ Show more

Learning Objectives

• Analyze how personal letters, diaries, and interviews reveal emotional experiences of war and service
• Use evidence from firsthand accounts to explain themes such as hope, responsibility, and sacrifice
• Connect historical personal stories to modern civic responsibility and remembrance

Learning Objectives

• Explain how enzymes lower activation energy and increase reaction rates
• Describe how enzyme structure and active sites create substrate specificity
• Use the ideas of cofactors, induced fit, and thermodynamic favorability to interpret enzyme reactions

Learning Objectives

• Analyze how renewable energy, land reclamation, and watershed conservation strategies improve long-term economic viability and ecosystem resilience.
• Explain interrelationships among policy choices, community values, and technological innovation, including First Nations, Métis, and Inuit knowledge systems.
• Compare continuity and change between traditional stewardship practices and modern engineering approaches for sustainable resource management.

Learning Objectives

• Identify the main idea about how multiple evidence types support evolutionary inference.
• Describe how fossils, anatomy, and molecular data contribute to explanations of descent with modification.

Learning Objectives

• Explain how the plasma membrane controls the movement of substances using selective permeability
• Differentiate between passive transport (diffusion and osmosis) and active transport
• Describe how membrane proteins (channels, pumps, and receptors) enable specific transport and cell communication+ Show more

Learning Objectives

• Identify how cohesive devices (reference words, repeated key terms, and logical connectors) create logical flow in writing.
• Evaluate whether sentences and paragraphs are linked clearly using evidence from connectors and pronoun references.
• Apply cohesive linking strategies to improve clarity and reduce abrupt jumps between ideas.

Learning Objectives

• Identify the main pathways of the nervous and endocrine systems
• Differentiate between rapid neural responses and slower hormonal responses
• Explain how both systems work together to maintain body homeostasis

Learning Objectives

• Understand how to interpret various types of graphs such as scatterplots, histograms, and line graphs.
• Learn to construct clear and accurate graphical representations of data.
• Identify patterns, outliers, and trends in graphs to inform model selection.+ Show more

Learning Objectives

• Interpret scientific evidence linking dietary choices to cellular and system-level health outcomes.
• Identify mechanisms by which nutrition influences chronic health conditions.
• Analyze epidemiological data to distinguish correlation from causation in health studies.+ Show more

Learning Objectives

• Identify major migration routes used during colonization of Canada.
• Understand the motivations behind different migration patterns.
• Analyze how migration influenced settlement and social changes.+ Show more

Learning Objectives

• Explain why fact checking matters before sharing online content
• Identify respectful communication choices in digital interactions
• Evaluate how audience and context affect social media messages+ Show more

Learning Objectives

• Explain the law of conservation of mass in closed chemical reactions using the idea of conserved atoms
• Use mass-conservation reasoning to interpret evidence from sealed systems (e.g., combustion and captured gas)
• Apply conservation of mass to simple particle and measurement scenarios

Learning Objectives

• Describe the main processes and inputs of photosynthesis.
• Identify the components and stages involved in converting light energy into chemical energy.
• Explain the role of pigments, water oxidation, and the production of ATP and NADPH.+ Show more

Learning Objectives

• Differentiate between heterogeneous mixtures and homogeneous solutions based on uniformity and separability.
• Identify key concepts such as solute, solvent, and concentration.
• Describe methods of separating components of mixtures based on physical properties.+ Show more

Learning Objectives

• Explain how disturbances can change ecosystem stability through altered species interactions and environmental conditions
• Describe how resilience, recovery rate, and ecological thresholds influence whether an ecosystem returns to its prior state
• Use long-term population and community data to distinguish gradual change from rapid ecosystem shifts+ Show more

Learning Objectives

• Understand how unbalanced forces cause changes in motion.
• Distinguish between balanced and unbalanced forces.
• Explain how net force direction relates to acceleration and motion.+ Show more

Learning Objectives

• Formulate and interpret linear models based on real-world data.
• Apply algebraic concepts to solve practical problems involving budgeting, travel, and business analysis.
• Evaluate the suitability of different linear models in real-life scenarios.+ Show more

Learning Objectives

• Explain how goals and audiences guide digital design decisions
• Identify requirements and constraints within a digital project
• Explain how requirements affect features, resources, and timelines+ Show more

Learning Objectives

• Explain why fact checking matters before sharing online content
• Identify respectful communication choices in digital interactions
• Evaluate how audience and context affect social media messages+ Show more

Learning Objectives

• Identify a central theme and track how it develops across a text
• Explain how plot events and conflicts shape the meaning of a theme
• Analyze how a character’s choices reveal values that connect to the theme

Learning Objectives

• Describe the structure of the kidneys and nephron.
• Explain how blood is filtered in the glomerulus.
• Identify the process of reabsorption and secretion in the nephron.+ Show more

Learning Objectives

• Understand the basic differences between prokaryotic and eukaryotic cells
• Identify features unique to bacterial and archaeal cells
• Describe cellular structures such as DNA, cell walls, and ribosomes in prokaryotes+ Show more

Learning Objectives

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

Learning Objectives

• Distinguish the roles of mitosis and meiosis in growth, tissue repair, and reproduction
• Explain key events in meiosis, including chromosome pairing, recombination, and segregation
• Identify consequences of chromosome segregation errors such as nondisjunction+ Show more

Learning Objectives

• Analyze how civic ceremonies (parades, memorials, and community events) support national unity and remembrance.
• Evaluate the significance of different holiday rituals and explain what they communicate to a community.
• Reflect on how public commemorations build civic engagement, respect for history, and shared community traditions.

Learning Objectives

• Identify common flowchart symbols and explain how arrows show the order of actions
• Use decision structures to choose different paths based on conditions
• Interpret and improve flowcharts for simple programming scenarios

Learning Objectives

• Identify lines of symmetry in geometric figures.
• Calculate angles of rotation required for symmetry.
• Apply symmetry concepts to real-world design and patterns.+ Show more

Learning Objectives

• Identify the main idea and key details in a text.
• Determine cause-and-effect relationships using information from the text.
• Infer meaning based on how ideas are organized and presented.

Learning Objectives

• Explain how scientific arguments connect evidence to reasoning to evaluate a claim
• Identify how uncertainty, bias, and alternative interpretations affect the strength of a claim
• Use evidence patterns (trends, comparisons, and replication) to support or weaken explanations

Learning Objectives

• Understand the mechanical and chemical processes involved in digestion
• Identify the structure and function of villi and microvilli in nutrient absorption
• Describe the role of enzymes, bile, and transport mechanisms in nutrient uptake+ Show more

Learning Objectives

• Explain how measurements and quantitative data support or constrain scientific claims.
• Describe how models summarize patterns and relate variables in explanations of motion and energy transfer.
• Evaluate competing explanations by comparing predictions to evidence and by checking stated assumptions.+ Show more

Learning Objectives

• Identify evidence that a chemical reaction occurred by observing new substances forming
• Differentiate types of reactions by using reaction terms and common examples
• Interpret reactants and products in a simple symbolic equation+ Show more

Learning Objectives

• Explain key principles of metric measurement, including units, instrument resolution, and calibration.
• Use consistent measurement protocols to improve data quality and comparability.
• Represent measurements accurately in tables and graphs while accounting for uncertainty.

Learning Objectives

• Explain how the Silk Roads connected regions and encouraged trade across long distances
• Identify how the Silk Roads supported cultural and religious exchanges, such as the spread of Buddhism
• Analyze how Silk Roads trade influenced technology and political or social institutions

Learning Objectives

• Define artificial intelligence using pattern recognition and prediction
• Identify everyday examples of artificial intelligence systems
• Differentiate input data, models, and predictions+ Show more

Learning Objectives

• Compare physical and chemical changes using energy transfer between a system and its surroundings.
• Explain endothermic and exothermic behavior based on temperature changes and direction of energy flow.
• Predict how energy transfer affects particle motion and arrangement during phase changes.+ Show more

Learning Objectives

• Distinguish primary succession from secondary succession and explain what triggers each type.
• Explain how species turnover and resource availability can change habitat conditions over time.
• Use ecological succession concepts to interpret how disturbance regimes and species traits influence long-term ecosystem trajectories.

Learning Objectives

• Identify a text’s theme by noticing recurring details and patterns in meaning.
• Evaluate how specific evidence supports (or does not support) a theme or claim.
• Analyze how tone and emphasis influence what a text values.

Learning Objectives

• Explain how alleles form genotypes and how genotypes determine phenotypes using dominant and recessive relationships
• Use genotype–phenotype reasoning to predict inheritance outcomes across generations
• Interpret heredity evidence (such as ratios and pedigrees) to support conclusions about dominant vs. recessive traits

Learning Objectives

• Understand how to represent and analyze temporally changing systems using time-series data.
• Identify the role of feedback loops, rates, and equilibrium concepts in dynamic systems.
• Interpret empirical data to discern transient versus steady-state behaviors.+ Show more

Learning Objectives

• Understand the significance of pi in calculating the circumference and area of circles.
• Explore real-world applications of pi in design and engineering.
• Connect algebraic formulas involving pi to geometric concepts.+ Show more

Learning Objectives

• Explain how Islamic caliphates supported intellectual networks in science, mathematics, and philosophy.
• Describe how trade routes linked Africa, Asia, and Europe and promoted cultural exchange.
• Analyze how the spread of Islam influenced social and political institutions over time.

Learning Objectives

• Identify recurring ideas in a text that contribute to its theme
• Explain how specific details and patterns (imagery, language, attitudes) develop a theme over time
• Distinguish between a theme statement and a plot summary+ Show more

Learning Objectives

• Explain how particle arrangement and electrical forces influence bulk properties of solids.
• Compare ionic lattices, covalent networks, and molecular solids using evidence from melting point, conductivity, hardness, and solubility.
• Use particle-level reasoning to predict changes in behavior when a solid is heated or dissolved.