Grade 9 Worksheets

Learning Objectives

• Describe the processes involved in the rock cycle, including melting, crystallization, weathering, transport, deposition, and metamorphism.
• Explain how tectonic settings influence rock formation and transformation.
• Identify the types of rocks associated with different geological processes and settings.+ Show more

Learning Objectives

• Understand the principles of scaling laws and how they relate to real-world models.
• Explain the concept of dimensional similarity and its importance in scientific modeling.
• Apply proportional reasoning to interpret data across different spatial and temporal scales.+ Show more

Learning Objectives

• Understand how friction and drag oppose motion and convert mechanical energy into heat.
• Identify factors affecting friction on icy roads and gravel tracks.
• Describe how air density and shape influence aerodynamic drag on vehicles and structures.+ Show more

Learning Objectives

• Analyze spatial and temporal climate datasets to identify trends and anomalies.
• Apply statistical methods such as trend analysis and composite mapping to climate data.
• Interpret potential climate drivers by comparing datasets with forcings like greenhouse gases and volcanic aerosols.+ Show more

Learning Objectives

• Understand and apply dimensional analysis to check the consistency of units in equations.
• Recognize how unit-checking can reveal algebraic errors in calculations.
• Derive relationships and transform measurements using proper units.+ Show more

Learning Objectives

• Understand how kinematic descriptions, force balances, and energy considerations integrate to explain complex motion.
• Apply graph, equation, and net-force reasoning to real-world scenarios involving motion.
• Analyze and interpret motion data in contexts such as braking, cable car systems, and stopping distances.+ Show more

Learning Objectives

• Understand conventions for conveying quantitative uncertainty and confidence in inferential claims.
• Identify different methods such as interval estimates, effect sizes, and likelihood statements.
• Interpret visualizations that portray variability and understand their communication implications.+ Show more

Learning Objectives

• Understand how temperature, pressure, concentration, and catalysts influence chemical reactions.
• Apply principles of equilibrium and kinetics to optimize reaction conditions.
• Evaluate the effects of selectivity, yield, and side reactions on chemical processes.+ Show more

Learning Objectives

• Understand the concept of net force as the vector sum of all forces acting on an object.
• Analyze how different forces, including opposing forces like friction and air resistance, affect motion.
• Apply quantitative methods to calculate net force and predict motion changes in real-world scenarios.+ Show more

Learning Objectives

• Understand the concept of mechanical advantage and how it is expressed as a ratio.
• Calculate mechanical advantage for different machine types such as levers, pulleys, and wheel systems.
• Analyze how mechanical advantage influences design choices and safety in equipment like bale lifters and scaffold hoists.+ Show more

Learning Objectives

• Understand vector decomposition and how it applies to motion in a plane.
• Analyze projectile trajectories using parametric equations and vector addition.
• Translate between component equations and combined motion to predict range, apex, and time-of-flight.+ Show more

Learning Objectives

• Understand the observational methods used to determine the age of the universe.
• Explain the significance of redshift surveys, cosmic microwave background measurements, and primordial element abundances.
• Describe how large-scale structure observations help define cosmic time scales.+ Show more

Learning Objectives

• Define scalar and vector quantities in motion.
• Differentiate between speed, velocity, and acceleration.
• Apply unit conversions and sign conventions in kinematic calculations.+ Show more

Learning Objectives

• Distinguish between random uncertainty and systematic error in measurement results
• Explain why uncertainty supports scientific reasoning and fair comparison of data
• Use appropriate significant figures and uncertainty ranges when reporting measurement-based calculations+ Show more

Learning Objectives

• Explain the concept of work as energy transfer by a force over a distance.
• Describe how simple machines alter force, distance, and mechanical advantage.
• Identify real-world examples of levers, pulleys, and inclined ramps in Alberta contexts.+ Show more

Learning Objectives

• Identify and describe the three main types of plate boundaries: divergent, convergent, and transform.
• Explain the geological processes and landforms associated with each boundary type.
• Analyze how the arrangement of plate boundaries influences regional seismic and volcanic activity.+ Show more

Learning Objectives

• Understand the process of fertilization and the formation of zygotes.
• Distinguish between internal and external fertilization strategies with examples.
• Describe embryonic stages and factors influencing successful development.+ Show more

Learning Objectives

• Understand key ethical issues related to genetic technologies such as privacy, consent, and societal impacts.
• Identify different stakeholder responsibilities and perspectives in genetic science.
• Analyze trade-offs involved in innovation, public benefit, and potential harms in genetics.+ Show more

Learning Objectives

• Explain the difference between weather and climate and how scientists measure climate patterns.
• Describe how latitude, elevation, and proximity to water influence regional climate zones.
• Analyze how climate change could affect ecosystems and human activities such as agriculture and settlement.+ Show more

Learning Objectives

• Analyze reproductive strategies and their impacts on genetic diversity.
• Trace inheritance mechanisms through chromosomes and Mendelian patterns.
• Evaluate the ecological and societal implications of breeding technologies.+ Show more

Learning Objectives

• Explain the mechanisms driving surface and deep ocean currents.
• Identify features such as gyres, upwelling zones, and boundary currents and their effects.
• Describe how changes in ocean circulation can influence climate and weather patterns.+ Show more

Learning Objectives

• Understand the principles of allele frequency and Hardy-Weinberg equilibrium.
• Explain the effects of genetic drift, bottlenecks, and founder effects on genetic diversity.
• Analyze how gene flow, selection, and stochastic processes influence evolution and conservation.+ Show more

Learning Objectives

• Understand major genetic technologies such as selective breeding, hybridization, genetic modification, and gene editing.
• Identify applications of biotechnology in agriculture and livestock breeding.
• Describe mechanisms of trait introduction and alteration at molecular and population scales.+ Show more

Learning Objectives

• Understand the use of chemical symbols to represent elements and compounds.
• Identify and interpret common chemical formulas such as H2O, NaCl, and CaCO3.
• Explain how formula notation communicates the composition and proportions of substances.+ Show more

Learning Objectives

• Understand the law of conservation of mass through balancing chemical equations.
• Identify and balance chemical equations to ensure equal atoms of each element on both sides.
• Link formula notation to measurable mass relationships in chemical reactions.+ Show more

Learning Objectives

• Understand mechanisms of asexual reproduction including binary fission, budding, spore formation, and vegetative propagation.
• Explain the genetic consequences of producing clones and their implications for biodiversity.
• Compare ecological contexts favoring asexual versus sexual reproduction for diversity.+ Show more

Learning Objectives

• Describe mechanisms of transmembrane movement including passive diffusion, facilitated transport, and active transport.
• Explain the role of membrane composition and transporters in establishing electrochemical gradients and osmotic balance.
• Apply quantitative reasoning about concentration differences and membrane permeability to predict transport effects on cellular homeostasis.

Learning Objectives

• Understand the distinction between power and energy in systems.
• Calculate energy demand over time considering efficiency and losses.
• Compare power ratings of household appliances and their energy consumption.+ Show more

Learning Objectives

• Analyze how land-use change, invasive species, pollution, and resource extraction affect biodiversity and ecosystems.
• Interpret empirical data from case studies such as deforestation, coral reef degradation, and agricultural runoff.
• Evaluate trade-offs among conservation efforts, provisioning services, and socio-ecological outcomes.+ Show more

Learning Objectives

• Understand the mathematical representations of heat transfer and internal energy changes.
• Apply specific heat capacity, mass, and temperature change formulas to calculate thermal energy transfer.
• Explain sign conventions for energy flow in heat transfer processes.+ Show more

Learning Objectives

• Understand the processes involved in mountain-building, including crustal shortening, thickening, and metamorphism.
• Analyze how plate convergence influences surface topography and erosion patterns.
• Evaluate the impact of mountain-building episodes on regional climate and sediment delivery.+ Show more

Learning Objectives

• Identify the differences between series and parallel circuits in terms of current and voltage.
• Explain how components share current and voltage in series and parallel arrangements.
• Analyze the behavior of lighting strings versus household receptacle networks.+ Show more

Learning Objectives

• Understand how wave properties such as amplitude, frequency, wavelength, and phase describe wave behavior.
• Apply the wave speed formula (speed = frequency × wavelength) to analyze wave scenarios.
• Explain wave interference and standing waves using sinusoidal functions and superposition.+ Show more

Learning Objectives

• Explain how human activities and natural processes interact within human-environment systems.
• Use systems thinking to identify inputs, processes, outputs, and feedbacks in regional sustainability challenges.
• Evaluate how land use, resource management, and infrastructure affect environmental risk and adaptation.

Learning Objectives

• Understand how to construct and critique scientific arguments using claim-evidence-reasoning frameworks.
• Identify coherence, relevance, and the consideration of alternative explanations in scientific arguments.
• Evaluate how quantitative evidence and model comparisons strengthen arguments.+ Show more

Learning Objectives

• Understand the principles of metric measurement and instrument resolution.
• Explain the importance of calibration in obtaining reliable data.
• Connect raw measurements to data representation and analyze sources of bias.+ Show more

Learning Objectives

• Identify common sources of systematic and random error in scientific experiments.
• Describe methods for detecting bias, including cross-method comparison and residual analysis.
• Explain how error quantification contributes to understanding uncertainty and robustness.+ Show more

Learning Objectives

• Explain how a central idea emerges across multiple paragraphs rather than appearing in a single sentence
• Use evidence from different parts of a text to describe how the central idea develops over time
• Identify how definitions, examples, counterpoints, and cause-and-effect relationships strengthen or complicate a central idea+ Show more

Learning Objectives

• Understand the interactions and material exchanges among the geosphere, hydrosphere, atmosphere, and biosphere.
• Use conceptual models and diagrams to interpret coupled environmental phenomena.
• Explain processes such as riverine nutrient transport, soil-atmosphere gas fluxes, and ocean upwelling effects.+ Show more

Learning Objectives

• Interpret earthquake waveforms, travel-time curves, and epicenter maps to understand subsurface structures.
• Distinguish between P- and S-wave arrivals, waveform amplitudes, and frequency content to identify shallow versus deep seismic events.
• Connect seismicity patterns to tectonic environments and surface hazard phenomena such as tsunamis using instrument-based records.

Learning Objectives

• Identify key considerations in assessing safe and effective electrical system uses.
• Match device ratings and functions to specific electrical applications.
• Recognize appropriate protective measures for various electrical devices.+ Show more

Learning Objectives

• Understand the hierarchical levels of biological organization from molecules to organisms.
• Identify emergent properties at each biological level.
• Explain how components assemble into complex systems in biology.+ 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.
• Analyze how bonding models relate to macroscopic properties like melting point, conductivity, and solubility.+ Show more

Learning Objectives

• Analyze how multiple factors influence ecosystem responses and stability.
• Understand trophic interactions, feedback loops, and material fluxes in ecosystems.
• Evaluate impacts of climate variability, land-use change, and species introductions on ecosystem services.+ Show more

Learning Objectives

• Explain how renewable energy transitions support long-term economic viability and ecosystem resilience
• Describe how reclamation and watershed conservation help restore environments after resource depletion
• Compare traditional stewardship practices with modern engineering approaches for sustainability+ Show more

Learning Objectives

• Explain how genetic and epigenetic mechanisms contribute to phenotypic diversity.
• Describe the role of regulatory networks and timing changes in development.
• Analyze comparative developmental evidence to link gene variation to traits.+ Show more

Learning Objectives

• Explain how the direction of a net force relative to motion affects whether work increases or decreases kinetic energy.
• Apply the idea of work as energy transfer to everyday situations involving acceleration, slowing, and friction.
• Differentiate energy changes in kinetic energy versus stored gravitational potential energy during lifting at constant speed.

Learning Objectives

• Understand the principle of conservation of atoms during chemical reactions.
• Identify how energy changes occur in chemical reactions and their effects.
• Differentiate between exothermic and endothermic reactions with examples.+ Show more