Grade 9 Worksheets

Learning Objectives

• Explain how heat transfer occurs due to temperature differences and identify common real-world examples
• Describe work as energy transferred by forces acting over distance and relate it to everyday situations
• Use an energy-transfer perspective to account for changes in a system and its surroundings during physical and chemical processes

Learning Objectives

• Explain how net force determines changes in velocity using Newton’s ideas.
• Differentiate between balanced forces and unbalanced forces in real scenarios.
• Use the direction of net force to predict the direction of acceleration.

Learning Objectives

• Explain how amplitude, wavelength, and frequency describe a wave signal.
• Relate changes in wave parameters to how the wave appears in different representations.
• Use parameter relationships to interpret or compare signals produced by the same source.

Learning Objectives

• Explain how constraints limit what designs can achieve and why they matter during engineering decisions.
• Identify criteria for success and distinguish them from constraints in a real design scenario.
• Analyze trade-offs by connecting a design change to likely effects on cost, time, safety, reliability, and usability.+ Show more

Learning Objectives

• Interpret information from graphs and tables by describing trends, spread, and possible outliers.
• Apply correct reasoning when comparing data across conditions using axes, scales, and labels.
• Evaluate claims about data using evidence from representations.

Learning Objectives

• Explain what makes a historical event significant by connecting causes to consequences.
• Evaluate the significance of key events in Canadian history using evidence from multiple perspectives.
• Compare local and national impacts of historical developments on identity and relationships.

Learning Objectives

• Synthesize information from multiple historical sources to form a more complete narrative.
• Identify and analyze bias and perspective in historical accounts, especially Indigenous and marginalized viewpoints.
• Explain how cause-and-effect relationships and cultural context shape historical events and outcomes.

Learning Objectives

• Identify different types of historical sources (primary documents, images, and oral histories) and explain what each can reveal.
• Evaluate source reliability by considering bias, context, and authenticity.
• Explain how perspective and limitations in sources can shape historical interpretations.

Learning Objectives

• Explain how light can behave as a wave and as a stream of particles, depending on the interaction being observed.
• Describe how interference and diffraction support the wave model of electromagnetic radiation.
• Describe how the photoelectric effect supports the particle model of light energy.+ Show more

Learning Objectives

• Explain how inherited traits are passed from parents to offspring through genetic transmission and gamete formation.
• Describe how meiosis creates allele combinations and increases genetic variation.
• Differentiate sources of genetic variation, including recombination and heritable mutations.

Learning Objectives

• Explain how choropleth maps, proportional symbol maps, cartograms, and interactive dashboards represent spatial patterns and trends.
• Evaluate how classification schemes, color ramps, and scaling choices can improve or distort interpretation of geographic data.
• Apply basic reasoning about data normalization and scale to select appropriate visualization methods for a specific inquiry question.

Learning Objectives

• Identify common mapping tools (compass, GPS, topographic maps, and digital mapping platforms) and match them to specific mapping tasks.
• Explain how map scale, projection, and purpose influence what a map represents and how accurately it supports decisions.
• Evaluate how measurement and tool-selection errors can affect the reliability of spatial information.

Learning Objectives

• Evaluate how government regulations, trade agreements, and environmental assessments shape resource-based industries and affected communities.
• Analyze continuity and change in policy since Confederation, including incentives, regulatory shifts, and contested land claims.
• Assess interrelationships among governance, corporate responsibility, and First Nations, Métis, and Inuit rights to support equity and regional resilience.

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

• Explain how atmospheric, hydrological, and tectonic processes can trigger different natural hazards
• Analyze cause-and-consequence relationships between hazard events, human systems, and infrastructure
• Evaluate how land-use change and climate variability can shift hazard frequency and intensity over time+ Show more

Learning Objectives

• Explain how physical processes (rivers, coasts, plains, mountains, permafrost) influence where people settle and build infrastructure.
• Analyze how hazards and environmental constraints affect site selection, transportation networks, and resource economies.
• Evaluate how geography and land use intersect with the rights and experiences of First Nations, Métis, and Inuit communities.

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

• Compare quality-of-life metrics for urban and rural contexts using clear indicators.
• Explain how historical settlement, industrial change, and policy choices can shape metric differences over time.
• Analyze interrelationships among governance, economy, environment, and cultural heritage, including First Nations, Métis, and Inuit perspectives.

Learning Objectives

• Explain how Earth’s rotation and Earth’s orbit create observable cycles such as day–night and seasonal or yearly patterns.
• Differentiate sidereal and solar periods and relate them to Earth’s changing position relative to the Sun and background stars.
• Describe how gravity between Earth, Moon, and Sun leads to tidal patterns and predictable periodicity.+ Show more

Learning Objectives

• Explain how solar radiation, geothermal heat, and radiative balance contribute to energy transfer within Earth systems
• Describe how conduction, convection, and radiation move energy and how gradients drive atmospheric and ocean circulation
• Relate radioactive decay to long-term mantle convection and volcanic activity, contrasting short-term surface exchanges with long-term internal effects

Learning Objectives

• Identify key physical properties (crystal structure, hardness, cleavage, lustre, streak, and specific gravity) used to diagnose rock-forming minerals.
• Explain how chemical properties and mineral composition relate to formation environment and stability under changing temperature and pressure.
• Distinguish ore minerals from gangue and describe how mineral assemblages connect to petrogenetic (rock-forming) history and economic deposits.

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

• Explain how divergent, convergent, and transform boundaries shape Earth’s surface
• Describe how subduction and continental collision contribute to earthquakes, volcanism, and mountain building
• Connect tectonic driving forces (mantle convection, slab pull) to plate motion and geologic outcomes over time

Learning Objectives

• Distinguish primary (P), secondary (S), and surface seismic waves by their motion and how they propagate through Earth.
• Explain how earthquake focal mechanisms reveal fault types and infer stress orientations.
• Use seismic wave travel times to describe how Earth’s interior structure can be modeled and how epicentres and magnitudes are estimated.+ Show more

Learning Objectives

• Explain that compounds contain two or more elements in fixed ratios and how this is reflected in chemical formulas.
• Differentiate ionic and covalent bonding and predict how bonding affects macroscopic properties like melting point and conductivity.
• Apply the law of definite composition and use formulas to reason about predictable mass relationships in compounds.+ Show more

Learning Objectives

• Explain phase changes using energy transfer, including how melting, vaporization, sublimation, and condensation relate to latent heat.
• Use qualitative heating/cooling curves to interpret temperature plateaus and characteristic transition temperatures.
• Describe how particle motion and potential energy change during phase transitions without changing chemical identity.

Learning Objectives

• Explain how alveolar–capillary diffusion depends on partial pressure gradients, surface area, and membrane thickness.
• Describe how ventilation, anatomical dead space, and ventilation–perfusion matching affect oxygen uptake and carbon dioxide removal.
• Evaluate how haemoglobin affinity and perfusion limitations influence oxygen delivery to tissues for aerobic metabolism.

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

• Identify Newton’s Third Law action–reaction force pairs acting on different objects
• Explain that action–reaction forces have equal magnitude and opposite direction but do not cancel because they act on different objects
• Use system boundaries to distinguish internal forces from external forces in momentum analysis+ Show more

Learning Objectives

• Explain power as the rate of energy transfer (or work done) and distinguish average power from instantaneous power.
• Use correct SI units for power and efficiency and convert between energy and time to compute power.
• Calculate mechanical (or overall) efficiency as useful output energy/work divided by input energy/work.+ Show more

Learning Objectives

• Define mechanical work and express it using force and displacement (including when work is zero or negative).
• Identify major energy forms and distinguish kinetic and potential energy using qualitative and quantitative reasoning.
• Calculate work for constant forces and explain how energy transfer relates to conservation of energy in simple isolated systems.

Learning Objectives

• Explain how cultural traits spread between regions through contact, trade, and conquest.
• Analyze how geography (trade routes and borders) can support or limit diffusion.
• Use examples to describe how diffusion can lead to shared cultural traits over time.

Learning Objectives

• Explain how matter (carbon, nitrogen, phosphorus) moves through ecosystems using cycles.
• Describe how decomposition and nutrient uptake return elements to the physical environment.
• Differentiate between the flow of energy and the cycling of matter in trophic transfers.

Learning Objectives

• Explain how incoming solar radiation and outgoing infrared radiation regulate Earth’s energy balance.
• Describe how energy moves through Earth’s atmosphere, hydrosphere, geosphere, and biosphere.
• Compare the roles of conduction, convection, and latent heat in transferring energy.+ Show more

Learning Objectives

• Explain why empirical evidence strengthens scientific claims.
• Distinguish observable/measurable data from opinions or beliefs.
• Describe how patterns in data support, refine, or challenge scientific interpretations.+ Show more

Learning Objectives

• Analyze how waves, tides, and storm surge reshape shorelines using cross-shore profiles and shoreline retreat rates.
• Explain sediment transport and sediment budgets to describe how beach volume changes over time.
• Evaluate how sea-level change and human structures alter coastal morphology and habitats.

Learning Objectives

• Explain how organization from cells to tissues, organs, and organ systems supports coordinated body functions.
• Describe how different systems communicate (nervous, endocrine, and physical signaling) to maintain homeostasis.
• Model how interacting systems (e.g., circulatory–respiratory and digestive–vascular) support gas exchange and nutrient distribution.

Learning Objectives

• Explain how Earth's energy budget is influenced by solar flux and albedo
• Describe how greenhouse gases affect outgoing longwave radiation and surface-atmosphere energy balance
• Use ideas about ocean heat transport and climate feedbacks to interpret regional variability+ Show more

Learning Objectives

• Differentiate ionic, covalent, and metallic bonding based on electron interactions.
• Predict some macroscopic properties (melting point, conductivity, structure/solubility patterns) from bonding type.
• Apply bonding ideas to real-world examples such as sodium chloride and metal ores.

Learning Objectives

• Apply conservation of mass and common reaction patterns to predict likely products.
• Use reactant identities and bonding tendencies to justify predicted chemical formulas.
• Recognize typical outcomes of synthesis, decomposition, single-replacement, and neutralization reactions.

Learning Objectives

• Interpret common idioms and figurative phrases accurately by recognizing they are not literal.
• Use context clues to determine whether an idiom is describing a realistic turning point or a figurative evaluation.
• Apply idioms appropriately in writing to maintain coherence and match tone.

Learning Objectives

• Explain how cellular structures support specific functions (information storage, energy conversion, and selective exchange).
• Connect organism-level body structures and tissues to their functional needs (protection, movement, support).
• Use models to justify how a feature’s physical properties enable biological tasks.

Learning Objectives

• Identify causes and effects in historical events using evidence from primary sources.
• Explain how individual or group decisions can lead to local and national consequences.
• Evaluate how different communities may experience the same event differently.

Learning Objectives

• Evaluate the credibility of historical sources by considering origin, purpose, and context.
• Analyze how perspective and bias can shape what evidence shows (and what it leaves out).
• Build evidence-based historical claims that connect specific sources to a historical question.

Learning Objectives

• Explain how historians build reasoned interpretations using evidence from diverse sources.
• Evaluate conflicting accounts by identifying bias, purpose, and missing perspectives.
• Synthesize oral histories and written colonial documents to form a balanced interpretation.

Learning Objectives

• Explain how historical narratives are shaped by different sources, including oral traditions, settler records, and colonial archives
• Analyze how perspective and cultural context influence what is included, emphasized, or omitted in historical accounts
• Evaluate how power dynamics can prioritize some voices and marginalize others in historical storytelling

Learning Objectives

• Explain how European-controlled expansion involved land acquisition, settlement, and control strategies.
• Analyze how expansion affected Indigenous land tenure, social structures, and community life.
• Evaluate consequences for Indigenous sovereignty and cultural continuity as colonial borders grew.

Learning Objectives

• Analyze how specific colonial policies affected Indigenous cultural identity, social cohesion, and territory over time
• Evaluate how governance structures and land laws changed Indigenous rights, community stability, and mobility
• Explain Indigenous responses and adaptations to colonial policy and oppression