Grade 9 Worksheets

Learning Objectives

• Distinguish chemical changes from physical changes by linking observable evidence to new substances.
• Identify common indicators of chemical change: temperature change, gas production, precipitate formation, and persistent colour change.
• Explain chemical change using a microscopic reactant-to-product model rather than only macroscopic rearrangement.

Learning Objectives

• Understand the key ethical considerations in biotechnology.
• Analyze benefits and risks associated with genetic manipulation.
• Explore societal and environmental implications of biotech advances.+ Show more

Learning Objectives

• Evaluate a speaker’s argument by analyzing point of view, reasoning, and use of evidence.
• Determine whether evidence directly supports a claim or only replaces it with a vague assertion.
• Analyze rhetorical choices and appeals to explain how they shape audience interpretation.

Learning Objectives

• Analyze spatial and temporal climate data to identify trends and anomalies in temperature and precipitation
• Use evidence-based reasoning to separate long-term climate change from internal variability
• Interpret potential climate drivers by comparing observations with greenhouse gas and volcanic aerosol forcings

Learning Objectives

• Identify producers and consumers in food chains.
• Understand the flow of energy through trophic levels.
• Recognize how food webs illustrate interconnected energy pathways.

Learning Objectives

• Understand the key factors that influence Earth's climate, including solar flux, albedo, greenhouse gases, and ocean heat transport.
• Analyze how surface-atmosphere interactions affect regional weather patterns and long-term climate trends.
• Interpret observational records, radiative transfer calculations, and paleoclimate proxies to assess climate variability.+ Show more

Learning Objectives

• Explain the historical origins of Flag Day and how patriotic traditions developed before official recognition.
• Identify key figures and events that influenced the way Americans celebrated the flag.
• Evaluate debates about symbolism, civic responsibility, and respectful national traditions.+ Show more

Learning Objectives

• Identify the main idea of a text about complex inheritance.
• Explain how multiple genes and the environment can shape observable traits.

Learning Objectives

• Understand how atmospheric conditions relate to observable weather patterns.
• Analyze data sets including temperature, humidity, and precipitation to identify relationships.
• Explain the impact of air mass movement and energy exchange on weather variability.+ Show more

Learning Objectives

• Explain how bees transfer pollen and why this supports plant reproduction
• Analyze how bee activity contributes to biodiversity and ecosystem stability
• Connect pollinator health to human food security and sustainable agriculture+ Show more

Learning Objectives

• Understand how design constraints limit options and influence decision-making.
• Identify trade-offs among criteria such as cost, safety, and materials in design choices.
• Analyze how constraints and criteria shape the final design selection.+ Show more

Learning Objectives

• Explain how physical natural boundaries (mountains, rivers, deserts) shape political borders and regional boundaries.
• Analyze how environmental divides influence migration patterns and cultural interaction between groups.
• Evaluate when natural boundaries promote stability and when they contribute to conflict.

Learning Objectives

• Explain how human activities and natural processes interact in human-environment systems
• Identify feedback loops that can increase or reduce environmental risk
• Analyze how land use decisions affect resource sustainability in a region+ Show more

Learning Objectives

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

Learning Objectives

• Define evolution and heritable traits.
• Identify mechanisms that drive evolutionary change.
• Explain how traits can change over generations.

Learning Objectives

• Understand the basic concepts of scaling laws and proportional reasoning.
• Recognize how scale affects measurements and observations.
• Identify examples of scale-dependent phenomena in science.+ Show more

Learning Objectives

• Explain how photosynthesis converts light energy into chemical energy in chloroplasts
• Describe the roles of pigments, electron transport chains, and ATP/NADPH in carbon fixation
• Identify key inputs and outputs of photosynthesis, including oxygen release

Learning Objectives

• Identify the three main types of plate boundaries and their characteristics.
• Describe landforms and geological processes associated with divergent, convergent, and transform boundaries.
• Explain how boundary types influence regional earthquake and volcano patterns.+ Show more

Learning Objectives

• Understand the concept of fitness in biological terms.
• Identify traits that influence an organism's survival in its environment.
• Explain how natural selection acts on heritable traits to shape populations over time.

Learning Objectives

• Identify color changes as evidence of chemical reactions.
• Understand observable signs that indicate a chemical change has occurred.
• Recognize real-world examples of chemical change involving color shifts.+ Show more

Learning Objectives

• Explain how chromosomal behavior during meiosis connects to Mendelian inheritance patterns.
• Predict genotypic and phenotypic ratios using Punnett frameworks and probability.
• Interpret deviations from simple dominance, including incomplete dominance, codominance, and linkage.

Learning Objectives

• Explain how fitness relates to survival and reproduction in a specific environment
• Describe how heritable traits can change in frequency through natural selection
• Analyze how changing environments can make different traits more or less beneficial

Learning Objectives

• Explain how faithful DNA replication supports molecular inheritance through the reduction of point mutations.
• Describe how transcriptional control, RNA processing, and translation connect nucleic acid sequence changes to phenotype.
• Predict how coding-region and regulatory-region mutations can differ in their effects on gene expression and protein function.+ Show more

Learning Objectives

• Distinguish between contact and non-contact forces
• Identify real-world examples of each force type
• Understand the concepts of force magnitude, direction, and point of application+ Show more

Learning Objectives

• Explain how climate influences vegetation types and soil characteristics in Canadian regions.
• Describe processes of soil formation, including the role of parent material, time, organisms, and water/temperature.
• Analyze how soil degradation and recovery relate to vegetation cover, erosion, and nutrient loss.+ Show more

Learning Objectives

• Define patriotism as active commitment to shared values, not just celebrations or symbols.
• Analyze how freedom, justice, and community service show up in everyday civic actions.
• Reflect on how democratic citizenship strengthens unity while respecting diverse perspectives.

Learning Objectives

• Explain how surface texture and normal force affect friction on different terrains.
• Describe how air density and shape influence aerodynamic drag on various objects.
• Use coefficients of friction and drag coefficients to estimate resistance forces in different environments.+ Show more

Learning Objectives

• Explain the different phases of matter: solid, liquid, and gas.
• Describe how temperature and pressure cause changes in state.
• Identify properties of solids, liquids, and gases and how they transition between states.

Learning Objectives

• Understand how to calculate the center of mass for composite systems.
• Apply moments and torque conditions to analyze static equilibrium.
• Assess the stability of objects based on their mass distribution and support base.+ Show more

Learning Objectives

• Explain how key French national symbols (the flag and the Marseillaise) connect to Bastille Day and ideas of freedom.
• Analyze how patriotic symbols help build unity and pride during public celebrations.
• Describe how historical meanings of symbols can evolve into contemporary civic traditions.

Learning Objectives

• Explain how Earth’s water moves through connected reservoirs and processes in the water cycle.
• Describe how carbon shifts among the atmosphere, living things, oceans, and rocks through major processes.
• Connect solar energy and Earth’s radiation balance to weather and long-term temperature patterns.

Learning Objectives

• Identify various limiting factors in ecosystems.
• Explain how resource availability influences population size.
• Understand the role of predation, disease, and environmental conditions as limiting factors.+ Show more

Learning Objectives

• Analyze how acts of gratitude build stronger relationships in school communities
• Reflect on personal values by identifying meaningful moments of appreciation
• Use grade-appropriate vocabulary related to thanks, respect, and community support in written responses

Learning Objectives

• Understand the components of feedback loops in biological systems
• Differentiate between negative and positive feedback
• Describe how feedback mechanisms contribute to stability in the body

Learning Objectives

• Identify examples of physical changes in matter.
• Distinguish between physical and chemical properties.
• Understand the difference between physical and chemical changes.

Learning Objectives

• Use academic conversation stems to build on others’ ideas by referring to evidence and clarifying meaning.
• Identify and apply effective discussion roles (facilitator, questioner, clarifier) to support productive group understanding.
• Evaluate whether a discussion move shows responsiveness, respect, and shared purpose.

Learning Objectives

• Explain how impulse and force-time tradeoffs reduce peak impact forces during collisions.
• Identify materials and design strategies like crumple zones, airbags, and staged deformation that mitigate collision impact.
• Analyze force‑time graphs and impulse considerations to evaluate collision mitigation methods.+ Show more

Learning Objectives

• Explain the wave and photon descriptions of electromagnetic radiation.
• Relate frequency to photon energy and interactions with matter.
• Identify characteristic phenomena such as atomic emission and absorption lines.+ Show more

Learning Objectives

• Define and identify vectors, magnitude, and direction
• Represent forces graphically using vectors
• Resolve forces into components+ Show more

Learning Objectives

• Explain how wave frequency and wavelength are related to repeating patterns in a signal.
• Describe how amplitude affects the size of a wave disturbance and its associated energy.
• Translate between wave descriptions by using the links among frequency, wavelength, and amplitude.

Learning Objectives

• Explain how coastlines, crossroads, and navigable waterways influence the movement of goods and people.
• Evaluate how physical geography can either facilitate or hinder global trade networks.
• Analyze how trade routes shape regional economies and enable cultural exchange.

Learning Objectives

• Identify how point of view shapes tone and meaning in a narrative
• Analyze how dialogue and sensory detail create motivation, conflict, and atmosphere
• Evaluate how time shifts and varied syntax influence an emotional arc+ Show more

Learning Objectives

• Identify the major subatomic particles in an atom
• Describe the role of protons, neutrons, and electrons
• Explain how atomic structure determines chemical properties+ Show more

Learning Objectives

• Define resistance and resilience in ecosystems.
• Describe how ecosystems respond to disturbances.
• Identify factors affecting ecosystem resilience.+ Show more

Learning Objectives

• Explain how phylogenetic trees represent hypotheses of common descent using shared derived characters and branching order.
• Interpret how morphological data and molecular sequence data can be used to infer relationships.
• Describe how cladistics and tree-building methods (parsimony and distance) differ in their logic.+ Show more

Learning Objectives

• Describe the main components of the water cycle
• Identify how surface and subsurface water flows are measured
• Explain the relationship between precipitation, evapotranspiration, and streamflow+ Show more

Learning Objectives

• Explain how magnetic fields are produced by permanent magnets and moving electric charges.
• Use field-line ideas to predict how magnets and currents interact.
• Describe how the direction of current relates to the direction of the magnetic field for simple cases.

Learning Objectives

• Evaluate quantifiable human–Earth interactions affecting water, soil, mineral, and energy resources using indicators such as extraction rates and land-use change metrics.
• Interpret resource trends in the context of natural variability and system thresholds, addressing consequences like subsidence and soil erosion.
• Use comparative datasets and ratio-based measures to assess sustainability implications and connect local resource changes to broader Earth system responses.