Grade 9 Worksheets

Learning Objectives

• Explain Mendelian inheritance patterns including dominant and recessive alleles.
• Distinguish between genotype and phenotype in genetic traits.
• Use Punnett squares to predict inheritance ratios for single-gene traits.+ Show more

Learning Objectives

• Explain how the spatial distribution of natural resources influences where people live and build economies.
• Analyze how natural resource availability can affect regional development and environmental policy choices.
• Describe how regions become interdependent through the trade and use of minerals, forests, water, and fossil fuels.

Learning Objectives

• Understand the concept of energy conservation in closed and open systems.
• Identify and interpret energy flow diagrams and mathematical representations of energy transfers.
• Explain how energy reservoirs and system boundaries relate to total energy constancy.+ Show more

Learning Objectives

• Understand the role of genes as DNA segments that encode proteins and influence traits.
• Describe the processes of transcription and translation in gene expression.
• Explain how gene regulation affects phenotype and how environmental factors can modulate gene expression.+ Show more

Learning Objectives

• Identify and correct common grammar errors during proofreading, including subject-verb agreement and consistent verb tense.
• Revise punctuation for clarity, including comma placement in compound sentences and accurate end punctuation.
• Detect and correct spelling errors and visually similar word mistakes while maintaining sentence meaning.

Learning Objectives

• Explain how matter cycles through ecosystems using examples of carbon, nitrogen, and phosphorus.
• Describe how respiration, decomposition, and nutrient uptake connect organisms to air, water, and soil.
• Compare the movement of matter with the movement of energy in trophic transfers.

Learning Objectives

• Explain how Mayan and Aztec political structures were shaped by religion and leadership roles.
• Describe major religious rituals and how they connected to political power and community life.
• Analyze achievements in architecture and astronomy and how they supported social organization.+ Show more

Learning Objectives

• Understand the concept of tectonic plates and their movements.
• Identify the causes of plate motion such as mantle convection, slab pull, and ridge push.
• Recognize the effects of plate interactions, including earthquakes, volcanism, and mountain building.+ Show more

Learning Objectives

• Describe the geological processes involved in mountain building such as plate convergence, thrust faulting, and crustal uplift.
• Identify different types of mountains and ranges formed by tectonic activity.
• Explain how weathering and erosion shape mountain landscapes over time.+ Show more

Learning Objectives

• Describe the components of Milankovitch cycles and their influence on Earth's climate.
• Explain how variations in Earth's orbit affect glacial and interglacial periods.
• Identify the three main orbital parameters involved in Milankovitch cycles and their effects on insolation.+ Show more

Learning Objectives

• Explain the causes of lunar phases based on the positions of the Sun, Earth, and Moon.
• Describe the sequence of lunar phases and how they relate to the Moon's orbit.
• Predict lunar phases using the geometry of the Sun-Earth-Moon system.+ Show more

Learning Objectives

• Understand the alignment of the Sun, Earth, and Moon during solar and lunar eclipses.
• Identify the conditions necessary for each type of eclipse.
• Explain how orbital inclinations affect eclipse frequency and paths of totality.+ Show more

Learning Objectives

• Understand how different frames of reference affect observed velocity and displacement.
• Describe vector addition of velocities in various scenarios.
• Explain how choice of reference frame influences apparent motion and acceleration.+ Show more

Learning Objectives

• Identify a text’s theme by analyzing recurring details, events, and ideas
• Evaluate how the author supports claims using evidence, logic, and relevant details
• Determine how tone and emphasis shape what a text values+ Show more

Learning Objectives

• Analyze how specific word choices (diction) create or change an author’s tone.
• Identify how connotation and register influence audience interpretation of attitude.
• Revise sentences to strengthen tone and reduce vague or biased wording.

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

• Explain how citations connect to specific claims, quotations, and paraphrases.
• Differentiate between quoted evidence, paraphrased evidence, and summarized evidence.
• Avoid over-attribution and under-attribution by matching citations to the sentences they support.+ Show more

Learning Objectives

• Identify additive, contrastive, causal, and sequential transitions and explain what relationship each signals.
• Select transitions that accurately match the relationship between ideas to improve coherence.
• Revise sentences to avoid overuse or misuse of generic transitions that weaken flow.

Learning Objectives

• Identify and distinguish simple, compound, and complex sentences based on grammar and meaning.
• Revise writing by combining related ideas and separating details to improve clarity and readability.
• Match sentence structure choices to purpose, including emphasizing, explaining, or adding contrast.

Learning Objectives

• Identify how parallel sentence structure improves clarity in lists and comparisons.
• Revise sentences to fix misaligned grammar within a series (nouns, verbs, phrases, or clauses).
• Choose consistent grammatical forms to strengthen logical and persuasive writing.

Learning Objectives

• Identify how cohesive devices (reference words, repeated key terms, and logical connectors) create clear relationships between ideas.
• Apply cohesive linking techniques to connect claims to supporting details within and across paragraphs.
• Revise sentences to reduce abrupt jumps by adding appropriate cohesion signals.

Learning Objectives

• Understand how constraints influence engineering design choices.
• Identify different types of constraints in real-world engineering scenarios.
• Analyze how constraints affect performance and decision-making in engineering projects.+ Show more

Learning Objectives

• Understand how allele frequencies and trait distributions change in populations over time.
• Explain the role of genetic variation, mutations, and natural selection in evolution.
• Connect individual genetic differences to broader evolutionary patterns and trait shifts.+ Show more

Learning Objectives

• Describe Mendelian inheritance patterns including dominance, segregation, and independent assortment.
• Use Punnett squares to predict genotype and phenotype ratios in monohybrid and dihybrid crosses.
• Interpret pedigrees to analyze inheritance patterns.+ Show more

Learning Objectives

• Identify textual evidence (quotations, paraphrased details, and concrete references) that connects directly to a claim about theme or meaning.
• Explain how evidence supports an interpretation by linking specific details to the reasoning that follows.
• Evaluate whether evidence is specific enough and aligned with the idea it is meant to support.

Learning Objectives

• Identify different types of evidence supporting common ancestry among organisms.
• Explain how anatomical, fossil, and molecular data contribute to understanding evolutionary relationships.
• Analyze similarities and differences in traits to infer evolutionary divergence.+ Show more

Learning Objectives

• Understand the concept of scale in the solar system and how sizes and distances vary.
• Analyze planetary motion and how relative scale properties relate to observations.
• Connect apparent brightness and movement to actual distances and orbital periods.+ Show more

Learning Objectives

• Understand how Earth processes create landforms and concentrate resources.
• Identify the roles of tectonic activity, erosion, and weathering in shaping landforms.
• Describe how geological processes over time influence resource availability and land stability.+ Show more

Learning Objectives

• Understand how human choices impact air, water, and land systems.
• Evaluate multiple constraints and mechanisms of environmental harm.
• Analyze interconnected environmental systems and predict how changes propagate.+ Show more

Learning Objectives

• Understand Newton's third law and how forces occur in pairs between objects.
• Describe real-world examples of action-reaction forces and their effects on motion.
• Explain why paired forces act on different objects and do not cancel each other within a single object.+ Show more

Learning Objectives

• Synthesize information from multiple historical sources to build a more complete narrative of events in Canada.
• Identify how Indigenous voices, settler experiences, and marginalized groups shape historical understanding.
• Recognize bias and evaluate how viewpoint influences interpretation of causes and effects in history.+ Show more

Learning Objectives

• Explain how European colonial expansion changed Indigenous land tenure through land acquisition and legal systems.
• Analyze how settlement patterns and control strategies affected Indigenous sovereignty and community life.
• Evaluate the social and cultural consequences of colonial borders expanding over time.

Learning Objectives

• Explain how colonial policies such as residential schools, land laws, and governance changes affected Indigenous communities over time.
• Analyze how colonial policies influenced cultural identity, social cohesion, and Indigenous territory.
• Evaluate Indigenous responses to colonialism, including resistance, adaptation, and cultural resurgence.+ Show more

Learning Objectives

• Understand the three fundamental laws of motion proposed by Sir Isaac Newton.
• Identify real-world examples illustrating each of Newton's laws.
• Explain how forces influence the motion of objects in different scenarios.+ Show more

Learning Objectives

• Explain key causes of industrialization in Canada from the late 19th to early 20th centuries, including technology, resources, and economic opportunities.
• Describe how industrial growth changed land use, labor conditions, and trade patterns in regional communities.
• Identify ways Canadian and Indigenous contributions influenced industrial development and its social and environmental impacts.

Learning Objectives

• Explain how impulse relates force, contact duration, and change in momentum during collisions.
• Differentiate between elastic and inelastic collisions based on energy transformations.
• Analyze force-time profiles in collision scenarios to understand impulse effects.+ Show more

Learning Objectives

• Understand the purpose and components of free body diagrams.
• Learn to sketch vectors representing forces acting on an object.
• Calculate net force by vector addition of forces in free body diagrams.+ Show more

Learning Objectives

• Explain how mechanical systems transfer energy as kinetic or potential energy.
• Identify different methods of energy transfer such as work, collisions, and frictional dissipation.
• Describe how energy converts into heat during mechanical processes like braking or spring compression.+ Show more

Learning Objectives

• Understand the concept of centripetal force and its role in circular motion.
• Identify the relationship between speed, radius, and acceleration in uniform circular motion.
• Analyze how tension, friction, and normal force contribute to maintaining curved trajectories.+ Show more

Learning Objectives

• Understand the mechanisms involved in thermoregulation and homeostasis.
• Identify responses such as sweating, shivering, and blood flow changes that regulate internal temperature.
• Describe how the hypothalamus detects and orchestrates temperature responses.+ Show more

Learning Objectives

• Understand how the nervous and endocrine systems coordinate responses to stimuli.
• Identify the roles of nerve impulses and hormones in maintaining homeostasis.
• Explain how neural and hormonal signals interact to regulate body functions.+ Show more

Learning Objectives

• Analyze how policy evaluation examines the goals, impacts, and outcomes of regulations and agreements affecting resource-based industries
• Evaluate continuity and change in policy approaches since Confederation, including environmental assessment and economic incentives
• Assess interrelationships among governance, corporate responsibility, and Indigenous rights (First Nations, Métis, and Inuit) when policies affect land and livelihoods+ Show more

Learning Objectives

• Describe the structure of the plasma membrane and its components.
• Differentiate between passive and active transport mechanisms.
• Explain how membrane proteins facilitate specific transport and communication.+ Show more

Learning Objectives

• Explain how disturbances such as fire and flooding can reset or shape ecological succession
• Analyze how climate-driven changes to disturbance regimes can alter biodiversity and resource cycles
• Describe how soil development and species composition influence recovery trajectories+ Show more

Learning Objectives

• Describe the roles of insulin and glucagon in blood glucose regulation.
• Explain how hormonal feedback loops maintain metabolic homeostasis during fasting and feeding.
• Identify tissues involved in glucose uptake and release during hormonal control.+ Show more

Learning Objectives

• Understand the processes of kidney osmoregulation, including filtration, reabsorption, secretion, and concentration.
• Identify the roles of hormones such as antidiuretic hormone and aldosterone in regulating water and ion balance.
• Explain how renal, cardiovascular, and endocrine systems coordinate to maintain homeostasis of blood volume, osmolarity, and electrolyte composition.

Learning Objectives

• Understand how mole relationships connect masses of reactants and products in chemical equations.
• Learn how molar mass converts between mass and amount of substance.
• Interpret coefficients in balanced equations to determine mole ratios.+ Show more

Learning Objectives

• Explain how green infrastructure, emergency preparedness, and adaptive land use reduce community risk.
• Analyze how governance, funding, and social networks work together to strengthen long-term resilience.
• Describe how climate change, aging infrastructure, and socio-economic disparities can increase vulnerability and shape outcomes.