Grade 9 Worksheets

Learning Objectives

• Understand the levels of biological organization from cells to organism systems.
• Describe how tissues and organs work together within organ systems.
• Explain the interactions between different systems like circulatory-respiratory, digestive-vascular, and nervous-endocrine.+ Show more

Learning Objectives

• Understand human activities that influence watershed processes, including urbanization, deforestation, agriculture, and infrastructure development.
• Describe the consequences of watershed alterations on runoff, sediment loads, nutrient fluxes, and groundwater recharge.
• Relate changes in watershed activities to effects on channel morphology, flood frequency, and aquatic ecosystem health.+ Show more

Learning Objectives

• Understand the different types of chemical bonds and their properties.
• Explain how Lewis structures illustrate molecular bonding.
• Relate atomic electron configurations to macroscopic properties such as melting point and solubility.+ Show more

Learning Objectives

• Describe the different types of chemical bonds: ionic, covalent, and metallic.
• Explain how electron sharing and transfer influence molecular structure and properties.
• Relate atomic electron configurations to macroscopic properties such as melting point and conductivity.+ Show more

Learning Objectives

• Explain how plate motions at divergent, convergent, and transform boundaries are inferred from evidence such as seafloor age patterns and earthquake locations.
• Describe characteristic landforms and processes at plate boundaries (mid-ocean ridges, subduction zones, transform faults, and volcanic fronts).
• Connect cross-sectional and map features to lithospheric deformation and patterns of seismicity.

Learning Objectives

• Understand and identify the three main modes of heat transfer: conduction, convection, and radiation.
• Describe how heat transfer occurs in everyday scenarios.
• Differentiate between the mechanisms of heat transfer based on their characteristics.

Learning Objectives

• Explain how purpose and audience influence tone, level of detail, and the selection of ideas in a draft.
• Match genre expectations to reader needs by choosing appropriate terminology, context, and emphasis.
• Revise a draft by maintaining a controlling purpose while adjusting phrasing, examples, and explanations for a specific audience.

Learning Objectives

• Explain how greenhouse gases, aerosols, albedo changes, and land-use feedbacks influence Earth’s energy balance and climate forcing.
• Use basic radiative transfer and energy budget ideas to describe why surface temperature responds to changes in atmospheric composition.
• Connect human emissions to carbon cycle perturbations and projected climatic responses.+ Show more

Learning Objectives

• Understand the processes that lead to mountain formation
• Identify key geological forces involved in mountain building
• Explain the impact of tectonic activity on Earth's crust+ Show more

Learning Objectives

• Explain how geographic factors such as borders, physical barriers, and economic centers influence migration patterns
• Compare historical and contemporary migration flows, including rural-to-urban movement and involuntary displacement
• Analyze how migration affects cultural diffusion, urban growth, and demographic shifts+ Show more

Learning Objectives

• Identify how context clues (definitions, examples, contrast signals) help determine the meaning of unfamiliar words.
• Use pronoun reference and causal wording to infer what a word or phrase refers to in a text.
• Apply context clue strategies to make and verify meaning while reading independently.

Learning Objectives

• Explain the particle model as a framework for understanding states of matter, diffusion, and temperature effects.
• Describe how particle motion, spacing, and forces influence phase changes and behavior.
• Relate kinetic energy to temperature and how it affects particle movement in different states.+ Show more

Learning Objectives

• Understand the structure of evidence-based reasoning linking observations, analyses, and claims.
• Identify standards for sufficiency, consistency, and handling competing explanations.
• Utilize multiple representations such as graphs, summaries, and diagrams to support inferences.+ Show more

Learning Objectives

• Explain how nuclear fusion in stars produces new elements over time
• Describe how explosive stellar events spread matter and seed future star and planet formation
• Connect stellar life cycles to the elemental inventory found on Earth

Learning Objectives

• Explain how iconic Pride symbols communicate identity, pride, and inclusion.
• Describe the origins and meanings of at least two Pride symbols (e.g., rainbow flag and pink triangle).
• Use vocabulary related to social movements and identity to analyze symbol-based messages.

Learning Objectives

• Explain how common biotech tools (like DNA amplification, DNA separation, and genome editing) are used in research and real-world applications.
• Connect specific laboratory techniques to outcomes such as diagnostics, forensics, and genetically modified organisms.
• Evaluate ethical, legal, and societal considerations related to biotechnology.

Learning Objectives

• Explain how relevant evidence strengthens a claim when the evidence is integrated into reasoning.
• Choose evidence (quotation, paraphrase, or data) that matches the specific point being made.
• Write an explanation that interprets evidence and connects it clearly to the claim.+ Show more

Learning Objectives

• Identify different kinds of evidence (facts, data, observations, and quoted text) that can support spoken claims.
• Distinguish information from interpretation in evidence-based speaking.
• Explain how specific evidence directly connects to a claim using clear reasoning.+ Show more

Learning Objectives

• Explain atomic number and mass number and how they relate to elemental identity and isotopes
• Describe the roles of protons, neutrons, and electrons in atomic structure
• Use simplified electron-shell models to predict patterns in chemical behavior+ Show more

Learning Objectives

• Explain Newton’s third law using action-reaction force pairs between two interacting objects.
• Describe how equal-magnitude, opposite-direction forces affect the motion of each object separately.
• Use momentum ideas to predict what happens when objects push or collide.

Learning Objectives

• Explain melting, vaporization, sublimation, and condensation as energy transfers that change particle motion and potential energy.
• Interpret qualitative heating and cooling curves, including temperature plateaus and what they reveal about latent heat.
• Connect phase transitions to characteristic temperatures without changing the chemical identity of a substance.

Learning Objectives

• Understand the various mechanisms controlling enzyme activity, including allosteric regulation, inhibition, and covalent modifications.
• Explain how environmental factors like temperature and pH influence enzyme conformation and efficiency.
• Describe the role of feedback inhibition and gene expression in the regulation of metabolic pathways.

Learning Objectives

• Analyze how delivery choices (pace, volume, tone, and body language) affect audience understanding and persuasion.
• Revise spoken or written communication by aligning message structure to audience needs and purpose.
• Identify and apply feedback focused on both message accuracy and presentation choices.

Learning Objectives

• Use academic and domain-specific vocabulary to improve clarity and precision in writing.
• Select word forms and technicality that match the meaning required by an academic passage.
• Revise sentences by replacing vague words with more specific academic terms.

Learning Objectives

• Select evidence that is relevant to a specific claim and purpose.
• Evaluate credibility by considering the source and support details.
• Choose evidence that fits the scope and length of a text without redundancy.+ Show more

Learning Objectives

• Explain how industrialization and economic change reshaped Canadian social structures and everyday life
• Analyze how literacy, education, and social reform movements influenced opportunities and rights
• Evaluate how gender roles changed during industrial growth and how communities adapted+ Show more

Learning Objectives

• Interpret position–time and velocity–time graphs to determine displacement and acceleration for one-dimensional motion
• Use constant-acceleration relationships to predict position and velocity from initial conditions
• Connect slopes and areas on kinematic graphs to physical quantities

Learning Objectives

• Identify various prototyping methods and their purposes
• Understand the materials and processes involved in prototyping
• Analyze how testing and iterative refinement improve prototype designs

Learning Objectives

• Explain how text structure influences the relationship between claims and evidence.
• Identify how different sections (definitions, examples, counterarguments, conclusions) serve distinct purposes.
• Analyze how rhetorical choices shape emphasis, credibility, and organization in informational and argumentative writing.

Learning Objectives

• Explain how bees transfer pollen and why this matters for plant reproduction
• Describe the relationship between biodiversity, pollination, and food security
• Evaluate human impacts on pollinator populations and suggest ways to conserve them

Learning Objectives

• Understand the different magmatic systems and their influence on volcanic activity.
• Identify the contrasting eruptive styles of shield versus stratovolcanoes.
• Explain how volcanic gases and composition affect landscape and climate.+ Show more

Learning Objectives

• Understand and apply estimation techniques to verify solutions in real-world problems.
• Use estimation to interpret percentages, decimals, and fractions in practical scenarios.
• Develop quantitative reasoning by assessing the reasonableness of calculations.+ Show more

Learning Objectives

• Explain how ice cores, marine sediments, and terrestrial proxies can be used to reconstruct past atmospheric carbon conditions.
• Interpret how isotope ratios and trapped gases provide evidence for changes in greenhouse gases over time.
• Compare natural carbon-climate variability with recent anthropogenic increases using proxy and instrumental records.

Learning Objectives

• Describe the organization and function of the nervous system from neurons to neural circuits.
• Explain how signals propagate via action potentials and synaptic transmission.
• Relate cellular features such as myelination to conduction velocity.+ Show more

Learning Objectives

• Evaluate source credibility by examining author expertise, publication context, timeliness, and evidence quality.
• Assess relevance by determining how directly a source supports the purpose of a research question or theme.
• Use credibility and relevance check strategies to decide whether information is reliable or misleading.

Learning Objectives

• Define theme development and distinguish theme from topic in a text
• Identify how recurring ideas, character attitudes, and imagery/language build meaning over time
• Support a theme statement with evidence from multiple moments in a text

Learning Objectives

• Identify how vocal expression, pacing, and emphasis improve the clarity and impact of a presentation.
• Use evidence-to-conclusion connections to strengthen the logic of spoken communication.
• Apply feedback to revise tone, word choice, and confusing sections without changing the original purpose.

Learning Objectives

• Identify relative maxima and relative minima (turning points) from a function graph.
• Connect turning points to meaningful peaks and dips in the modeled quantity.
• Describe end behavior using output values as inputs become very large in magnitude or approach domain boundaries.

Learning Objectives

• Identify the main idea of a science passage about energy flow in ecosystems.
• Use key vocabulary related to producers and how energy begins in food chains.
• Explain how sunlight becomes usable energy for living things.

Learning Objectives

• Explain how chemical transformations in the environment can be described using particulate and atomic models.
• Apply mass conservation and system boundaries to interpret environmental mass flows (inputs, outputs, and storage).
• Analyze regional case studies (acid deposition on limestone, tailings chemistry, and prairie nutrient cycling) using evidence and chemical reasoning.

Learning Objectives

• Understand the key drivers of climate change, including greenhouse gases, albedo, aerosols, and land-use feedbacks.
• Explain basic radiative transfer concepts and how energy budget imbalances influence surface temperature.
• Analyze human emissions impacts on the carbon cycle and projected climate responses.+ Show more

Learning Objectives

• Understand the components and functions of homeostatic feedback loops.
• Distinguish between negative and positive feedback mechanisms.
• Identify the signaling pathways and transport processes involved in feedback loops.+ Show more

Learning Objectives

• Describe the particle model of matter using particle motion, spacing, and forces
• Explain how temperature relates to particle kinetic energy and particle motion
• Compare particle arrangements in solids, liquids, and gases and predict macroscopic behaviors+ Show more

Learning Objectives

• Understand how photovoltaic cells convert solar energy into electrical energy.
• Identify the key processes involved in energy conversion within solar panels.
• Analyze the efficiency factors affecting photovoltaic devices.+ Show more

Learning Objectives

• Understand the basic types of simple machines and their functions.
• Learn how simple machines reduce effort and change the direction of forces.
• Compare ideal mechanical advantage with real-world outcomes considering friction.+ Show more

Learning Objectives

• Explain how clarifying questions support productive listening during discussions.
• Use question stems (definition requests, uncertainty questions, and restatements) to strengthen shared meaning.
• Identify how clarification helps refocus a conversation on the central idea.

Learning Objectives

• Interpret paleoclimate evidence from various proxies such as ice cores, tree rings, marine sediments, and speleothems.
• Identify proxy indicators like isotopic ratios, growth increments, and microfossil assemblages.
• Relate proxy records to past climate patterns and reconstruct climate variability including glacial-interglacial cycles.+ Show more

Learning Objectives

• Identify a claim and distinguish it from supporting evidence and reasoning in an informational text
• Evaluate whether evidence is relevant and sufficient to support a conclusion
• Explain how authors connect evidence to claims, including when they rely on warrants rather than mere assertions+ Show more