Grade 9 Worksheets

Learning Objectives

• Explain the relationship between force, mass, and acceleration as described by Newton's second law.
• Analyze free-body diagrams to identify forces acting on objects in motion.
• Apply vector decomposition to determine forces and predict trajectories.+ Show more

Learning Objectives

• Explain how conduction, convection, and radiation transfer thermal energy in everyday situations.
• Use particle ideas and fluid motion to describe conduction and convection, respectively.
• Describe why radiation can transfer heat through space and does not require a medium.+ Show more

Learning Objectives

• Identify key discussion norms for turn-taking, topic maintenance, and respectful communication.
• Use precise, prompt-relevant language to make clear contributions and connect ideas to prior remarks.
• Evaluate statements and scenarios to determine whether they follow discussion norms.

Learning Objectives

• Identify the six classical simple machines and describe how each can change force and/or direction.
• Explain the idea of mechanical advantage using input force and output force, including the role of ideal versus real conditions.
• Analyze trade-offs between force reduction and distance or direction changes, especially when friction is present.

Learning Objectives

• Identify common standardized circuit symbols and what they represent.
• Use diagram conventions (nodes, wires, and polarity) to predict how current can flow.
• Explain how connection types in a circuit diagram affect the paths between components.

Learning Objectives

• Understand the process of igneous rock formation from cooling magma
• Identify the different pathways of rock transformation in the rock cycle
• Explain how pressure and temperature influence metamorphic rocks+ Show more

Learning Objectives

• Describe the different types of passive and active membrane transport processes.
• Explain how membrane transport affects cellular functions such as homeostasis, nutrient uptake, and volume regulation.
• Identify mechanisms such as diffusion, facilitated diffusion, osmosis, active transport, and vesicular transport.

Learning Objectives

• Understand how immigrants contribute to labor forces in Canada.
• Analyze the social and cultural diversity brought by migration.
• Recognize the demographic shifts resulting from immigration policies.+ Show more

Learning Objectives

• Identify key ideas about how traits, heredity, and environment relate to natural selection
• Define science vocabulary in context, including population, trait, heritable variation, and allele

Learning Objectives

• Explain how population growth or decline can change the provision and distribution of community services
• Analyze causes of demographic change, including migration and economic restructuring
• Evaluate how demographic shifts affect fiscal pressures, transportation, and equity in communities+ Show more

Learning Objectives

• Identify key indicators of liveable communities, including services, green space, health outcomes, and social inclusion
• Explain how economic structure, zoning, and demographic change can affect liveability
• Analyze the relationships among housing, employment, transit, and environmental health using comparative metrics

Learning Objectives

• Understand how human activities affect biodiversity and ecosystem services.
• Identify different types of human impacts on habitats and species.
• Evaluate the consequences of habitat fragmentation, pollution, and resource extraction.+ Show more

Learning Objectives

• Explain how particle arrangement affects bulk material properties
• Distinguish ionic lattices, covalent networks, and molecular solids
• Relate electrical conductivity to particle movement and structure+ Show more

Learning Objectives

• Explain how bond breaking and formation involve energy changes
• Distinguish between endothermic and exothermic chemical reactions
• Interpret energy diagrams showing reactant and product energy+ Show more

Learning Objectives

• Explain how transcription factors regulate gene expression and protein production
• Describe how ligand-receptor binding initiates signal transduction pathways
• Analyze how insulin signaling promotes cellular glucose uptake+ Show more

Learning Objectives

• Interpret balanced equations to determine stoichiometric mole ratios
• Calculate molar mass and reaction quantities from chemical formulas
• Identify limiting reagents in quantitative chemical reactions+ Show more

Learning Objectives

• Calculate the center of mass of simple composite systems
• Calculate torque using force and perpendicular lever-arm distance
• Explain how balanced torques produce rotational equilibrium+ Show more

Learning Objectives

• Explain how reaction conditions influence rate, yield, and selectivity
• Analyze how temperature, pressure, and concentration shift equilibrium
• Describe how catalysts affect reaction rates and activation energy+ Show more

Learning Objectives

• Explain how nucleic acid sequences influence amino acid sequences
• Describe how protein folding connects molecular structure to function
• Connect protein structure to cellular architecture and function+ Show more

Learning Objectives

• Explain how molecular changes can influence cellular and organ function
• Describe how genetic variation can affect organ system performance
• Analyze how CFTR dysfunction contributes to respiratory difficulties+ Show more

Learning Objectives

• Distinguish ionic, covalent, and metallic bonding using electron models
• Explain how bond energy and structure relate to substance properties
• Interpret Lewis structures and connect electron sharing with polarity+ Show more

Learning Objectives

• Explain how glycolysis contributes to ATP production during cellular respiration.
• Describe how the citric acid cycle transfers energy to electron carriers.
• Explain how electron transport and proton gradients drive ATP production.+ Show more

Learning Objectives

• Identify the charges and roles of protons, neutrons, and electrons.
• Explain how electron configurations describe electron arrangements in atoms.
• Relate valence electrons to chemical behavior and reactivity.+ Show more

Learning Objectives

• Explain how negative feedback maintains stable internal conditions
• Describe the roles of sensors, control centers, and effectors
• Analyze thermoregulation, blood glucose, and water balance+ Show more

Learning Objectives

• Identify levels of biological organization from cells to organ systems.
• Explain how specialized cells contribute to tissue structure and function.
• Describe how tissues combine to form functional organs.+ Show more

Learning Objectives

• Explain reaction rates using collision frequency and activation energy.
• Describe how temperature affects successful particle collisions.
• Explain how catalysts change reaction pathways and activation energy.+ Show more

Learning Objectives

• Understand the concept of relative motion and how reference frames affect observed velocity and displacement.
• Identify different scenarios illustrating relative motion, such as boats, vehicles, and aircraft in motion.
• Apply vector addition to analyze motions seen from different frames of reference.+ Show more

Learning Objectives

• Explain how biotechnology methods can change traits at the molecular level and how that can affect populations over generations.
• Compare selective breeding, hybridization, genetic modification, and gene editing by describing their main goal and how they introduce traits.
• Evaluate how uncertainty and risk–benefit trade-offs influence monitoring and regulation of agricultural biotechnology.

Learning Objectives

• Explain the feudal hierarchy of medieval Japan and how power was organized among emperors, shoguns, daimyo, and samurai.
• Analyze how values like loyalty, martial skill, and Confucian ideas influenced governance and daily life.
• Describe how regional rule shaped economic organization and cultural practices during the feudal age.

Learning Objectives

• Understand the hierarchical structure of medieval Japanese society, including emperors, shoguns, daimyo, and samurai.
• Identify the cultural values such as loyalty, martial skill, and Confucian principles that influenced feudal Japan.
• Analyze how the social and governance structures impacted economic practices and regional stability.+ Show more

Learning Objectives

• Use fossil sequences, comparative anatomy, biogeographic patterns, and molecular phylogenies to interpret descent with modification.
• Explain how mutation, natural selection, genetic drift, and gene flow can change allele frequencies and traits over short and long timescales.
• Apply evolutionary models to predict how populations respond to selective pressures in changing environments.

Learning Objectives

• Explain how transportation networks (public transit, roads, active transportation, and freight corridors) shape mobility and economic activity.
• Describe how accessibility connects to employment opportunities and how congestion or gaps can result from investment and land-use decisions.
• Evaluate common impacts of transportation systems, including emissions and social inclusion/exclusion.+ Show more

Learning Objectives

• Interpret demographic tools such as age–sex population pyramids, fertility and mortality rates, and cohort analysis to describe population trends.
• Explain how demographic structure influences economic dependency and future labour and social planning needs.
• Evaluate causes of changing birth rates and life expectancy and predict likely impacts of migration and public policy on demographic scenarios.

Learning Objectives

• Explain the causes of different lunar phases based on the positions of the Sun, Earth, and Moon.
• Identify and sequence the lunar phases in their proper order.
• Describe how lunar phases influence ocean tides and nocturnal illumination.+ Show more

Learning Objectives

• Describe how nucleic acid sequences determine amino acid chains and three-dimensional protein structures.
• Connect molecular coding and folding to organelle architecture such as ribosomes, endoplasmic reticulum, and mitochondria.
• Explain how macromolecular structures influence cellular functions like protein synthesis and membrane transport.+ Show more

Learning Objectives

• Explain how fertility, mortality, migration, and life expectancy shape population change over time.
• Compare population futures by evaluating demographic transition and age-structure effects.
• Analyze how policy choices and global trends can influence sustainable population outcomes.

Learning Objectives

• Explain how engineers define a problem using success criteria and constraints (resources, materials, time, and safety).
• Identify how scientific principles and evidence connect to measurable performance in an engineering solution.
• Use models to link design features to expected outcomes under real-world limitations.

Learning Objectives

• Describe how organelles interact to facilitate cellular functions such as protein trafficking and energy production.
• Explain the pathways of genetic information flow from nucleus to secretion mechanisms.
• Identify the roles of mitochondria, lysosomes, and the Golgi apparatus in maintaining cellular homeostasis.+ Show more

Learning Objectives

• Revise a draft to improve coherence by strengthening connections between claims, evidence, and explanation.
• Use purposeful linking words and logical paragraph ordering to guide a reader through ideas.
• Condense repeated ideas and refine emphasis so the most important claims stand out.+ Show more

Learning Objectives

• Understand the concepts of kinetic and potential energy and their mathematical relationships.
• Analyze work and power in the context of mechanical energy transfer.
• Apply conservation of energy principles to canonical phenomena such as pendulum motion and roller-coaster height-speed relationships.+ Show more

Learning Objectives

• Evaluate the reliability of geographic sources by examining provenance, currency, scale, and methodological transparency.
• Explain how bias and error can affect the conclusions drawn from maps, imagery, and datasets.
• Choose appropriate sources for specific spatial questions by considering how source type and purpose relate to credibility.

Learning Objectives

• Explain how evidence synthesis connects sources to a controlling idea through clear reasoning.
• Select and frame quotations, paraphrases, and data to support, complicate, or qualify a claim.
• Use accurate attribution to maintain scholarly integrity and a consistent line of thought.

Learning Objectives

• Understand the processes involved in the carbon cycle
• Identify the roles of different organisms and environmental factors in carbon movement
• Explain how carbon cycles through air, water, soil, and living organisms

Learning Objectives

• Explain how solar flux, albedo, greenhouse gases, and ocean heat transport influence Earth's climate patterns.
• Interpret observational records and climate proxies to understand short-term variability and long-term trends.
• Analyze the interactions between surface and atmospheric energy exchanges that cause phenomena such as ice-sheet changes and El Niño.+ Show more

Learning Objectives

• Identify major natural resource categories: minerals, forests, freshwater, agricultural resources, and energy supplies.
• Describe how geology, climate, and geography influence the locations of resource types across Canada.
• Explain key economic and environmental consequences of resource development.+ Show more

Learning Objectives

• Explain how a scientific model links evidence to causal mechanisms within limits
• Identify how new evidence can lead to refining a model by changing assumptions or relationships
• Compare predicted outcomes from a model with observations and describe how mismatches guide refinement+ Show more

Learning Objectives

• Explain key ideas about the origins of Mental Health Day and why it matters.
• Use evidence from a passage to judge whether statements are true or false.
• Identify strategies for advocacy that support mental well-being in school and the community.

Learning Objectives

• Explain how controls and variable identification improve cause-and-effect reasoning in scientific investigations
• Describe measurement and safety practices that support reliable, usable data
• Apply rules for designing procedures that allow clear interpretation of results