Grade 7 Worksheets

Learning Objectives

• Describe qualitatively how pressure, volume, and temperature interrelate in gases.
• Explain phenomena such as diffusion and compressibility in gases.
• Relate macroscopic observations like pressure variation and buoyant behavior to gas responses.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in physical and chemical transformations.
• Apply mass accounting techniques to reactions and dissolution processes.
• Balance simple chemical formulas to illustrate mass relationships.+ Show more

Learning Objectives

• Understand the differences between ionic and covalent bonding and their effects on macroscopic properties.
• Identify and describe simple formation of binary ionic salts and molecular compounds using empirical formulas.
• Relate bonding types to observable properties such as melting point, solubility, and electrical conductivity.+ Show more

Learning Objectives

• Understand the principles of selecting appropriate graph types for data presentation.
• Learn how to construct and interpret various types of graphs, including bar charts, histograms, line graphs, and scatter plots.
• Identify key features such as axis scaling, error bars, trend lines, and annotations for clarity in data visualization.+ Show more

Learning Objectives

• Understand the importance of ethical considerations in STEM communication.
• Identify responsible practices for data sharing and attribution.
• Recognize conventions for transparent reporting and graphical annotation.+ Show more

Learning Objectives

• Understand the factors affecting solubility such as temperature, pressure, and solvent polarity.
• Interpret and analyze solubility curves and concepts of saturation and supersaturation.
• Explain how solubility concepts relate to solution processes like recrystallization, separation, and concentration calculations.+ Show more

Learning Objectives

• Identify the characteristics that define pure substances and mixtures.
• Differentiate between elements, compounds, and mixtures using examples.
• Understand the criteria for classifying substances as pure or impure.+ Show more

Learning Objectives

• Analyze patterns in the frequency and magnitude of earthquakes, volcanic eruptions, hurricanes, floods, and tsunamis.
• Interpret hazard maps, recurrence intervals, and probabilistic forecasts to assess risks.
• Understand the cascading impacts of natural hazards on infrastructure and ecosystems.+ Show more

Learning Objectives

• Define components of ecosystems and distinguish between biotic and abiotic elements.
• Identify trophic categories and understand energy flow in ecosystems.
• Analyze simple food chains and describe matter cycling within ecosystems.+ Show more

Learning Objectives

• Understand the concept of net force and how to represent it using free-body diagrams.
• Learn how to decompose forces on inclined surfaces into perpendicular components.
• Apply vector addition to determine the magnitude and direction of net force.+ Show more

Learning Objectives

• Explain the concepts of kinetic and potential energy and how they relate to forces and motion.
• Describe how elevation, mass, and speed influence mechanical energy in systems like sled descents and conveyors.
• Illustrate qualitative conversion between potential and kinetic energy in mechanical systems.+ Show more

Learning Objectives

• Understand the concepts of span, support conditions, and load types in beam analysis.
• Relate beam performance to real-world applications such as highway girders and building joists.
• Evaluate how span-to-depth ratios, material stiffness, and service loads influence beam stability and comfort.+ Show more

Learning Objectives

• Understand microscopic particle motion and its relation to temperature and energy.
• Explain how particle speed distribution influences thermal states and pressure.
• Compare thermal energy among different materials and heat transfer mechanisms.+ Show more

Learning Objectives

• Understand the drivers of climate change including greenhouse gases, land-use change, and natural variability.
• Analyze evidence from temperature and CO₂ records to interpret climate trends.
• Assess impacts of climate change on sea level, precipitation, and agriculture.+ Show more

Learning Objectives

• Understand the principles of measurement accuracy and precision.
• Identify sources of systematic and random measurement errors.
• Learn techniques for estimating and reporting measurement uncertainty.+ Show more

Learning Objectives

• Identify and explain common failure modes such as buckling, fatigue cracking, shear and bending fractures.
• Understand the principles of limit states design, safety factors, and redundancy in structural safety.
• Relate failure mechanisms to geometric, material, and loading characteristics using real-world exemplars.+ Show more

Learning Objectives

• Understand and distinguish between speed, velocity, and acceleration through real-world examples.
• Identify scalar versus vector quantities in motion scenarios.
• Analyze how displacement, time, and rate of change relate in various motion contexts.+ Show more

Learning Objectives

• Explain the steps involved in the design process from defining requirements to selecting solutions.
• Identify and describe key performance objectives such as load capacity, stiffness, and serviceability.
• Understand how to use decision matrices and sketches to compare different design alternatives.+ Show more

Learning Objectives

• Understand the key steps of the scientific inquiry process including question formulation, hypothesis development, and operational definitions.
• Identify and explain variables, measurement accuracy, and reproducibility in experiments.
• Recognize laboratory safety protocols such as PPE, chemical labeling, and emergency signage.+ Show more

Learning Objectives

• Define the primary structural elements involved in load transfer.
• Explain the concept of load paths in structures such as bridges and frames.
• Distinguish between dead loads and live loads and their effects on structures.+ Show more

Learning Objectives

• Identify various structural, physiological, and behavioral adaptations in organisms.
• Explain how environmental pressures like temperature, moisture, and predation influence adaptations.
• Relate specific adaptations to habitats such as wetlands, forests, and open meadows.+ Show more

Learning Objectives

• Analyze the concepts of sensor response time, spatial placement, and shielding in temperature measurement accuracy.
• Evaluate the differences between thermocouples, resistance temperature detectors, and infrared sensors.
• Understand the role of uncertainty budgets, resolution limits, and error sources in calibration.+ Show more

Learning Objectives

• Explain the process of convective heat transfer in fluids due to buoyancy and density variations.
• Identify and describe formation of circulation cells in air and water during convection.
• Relate convection phenomena to environmental examples like sea breezes, thermals, and lake overturning.+ Show more

Learning Objectives

• Define key material properties such as density, tensile and compressive strength, stiffness, ductility, toughness, and thermal expansion.
• Explain how these properties influence the performance of structural materials.
• Contrast common construction materials—wood, steel, and reinforced concrete—in terms of strength-to-weight ratio, deformation, and failure modes.+ Show more

Learning Objectives

• Identify and describe the three primary modes of thermal energy transfer: conduction, convection, and radiation.
• Differentiate between the media and mechanisms involved in each mode of transfer.
• Use everyday examples to illustrate how heat moves through solids, fluids, and surfaces.+ Show more

Learning Objectives

• Understand different types of thermometers and their appropriate ranges and uses.
• Explain the principles behind Celsius scale conventions and fixed points.
• Recognize factors affecting temperature measurement accuracy and reliability.+ Show more

Learning Objectives

• Explain the difference between internal energy and temperature as measures of particle motion.
• Identify common sources of thermal energy in natural and built environments.
• Describe the directional flow of heat from higher to lower energy regions.+ Show more

Learning Objectives

• Understand how surface albedo, emissivity, and colour influence radiative heat exchange.
• Recognize the effects of coatings and surface treatments on solar gain and net radiative flux.
• Describe the purpose and function of low-emissivity glazing and reflective roofs.+ Show more

Learning Objectives

• Understand the properties and manufacturing processes of engineered timber, fibre-reinforced polymers, and high-performance concrete.
• Explain how microstructure enhances the strength, stiffness, and durability of advanced materials.
• Analyze the trade-offs among cost, fabrication complexity, and performance of modern construction materials.+ Show more

Learning Objectives

• Understand methods for mapping load paths in complex structures.
• Identify primary and secondary load routes transferring gravity and lateral loads.
• Analyze how openings, corners, and geometry influence load redistribution.+ Show more

Learning Objectives

• Understand the hydrological, chemical, and biological functions performed by wetlands.
• Identify examples of Alberta wetlands and their ecological roles.
• Explain how wetlands contribute to water regulation and biodiversity.+ Show more

Learning Objectives

• Explain the mechanisms of thermal insulation including trapping air, reducing conduction, limiting convection, and reflecting radiation.
• Compare common insulating materials such as fibreglass, foam, and reflective foils based on thermal resistance and practical thickness.
• Identify concepts of thermal bridging, air leakage, and the significance of continuous insulation in reducing heat loss from building envelopes.

Learning Objectives

• Understand the causes and effects of urban heat island phenomena.
• Identify surface materials, vegetation, and human activities that influence urban temperatures.
• Analyze how urban design impacts local climate and heat circulation.+ Show more

Learning Objectives

• Understand core concepts of optimization in design, including key performance metrics and constraints.
• Identify different methods such as parameter variation and sensitivity analysis used to improve design outcomes.
• Evaluate trade-offs among strength, cost, durability, and sustainability in engineering decisions.+ Show more

Learning Objectives

• Understand the classification of mixtures into solutions, colloids, and suspensions based on uniformity and particle size.
• Identify examples of each mixture type such as salt water, milk, and muddy water.
• Explain the concepts of homogeneous and heterogeneous mixtures and their observable characteristics.+ Show more

Learning Objectives

• Understand how temperature influences material properties such as expansion, contraction, phase changes, and viscosity.
• Explain the microscopic particle motion that causes macroscopic thermal effects.
• Identify practical applications and consequences of thermal effects in engineering and environmental contexts.+ Show more

Learning Objectives

• Understand how comparative anatomy provides evidence for evolution.
• Identify homologous and analogous structures in different species.
• Interpret morphological and genetic data to determine evolutionary relationships.+ Show more

Learning Objectives

• Explain the main mechanisms leading to new species formation, including reproductive isolation and geographic separation.
• Describe examples of speciation, such as adaptive radiation and plant polyploidy.
• Analyze how environmental and geological factors influence biodiversity and species evolution.+ Show more

Learning Objectives

• Understand different types of atomic models and their representations.
• Identify how atomic structure relates to bonding and material properties.
• Distinguish between molecular and extended network structures in materials.+ Show more

Learning Objectives

• Understand the key stages in embryonic development across different taxa.
• Identify conserved embryonic structures and their significance in evolution.
• Analyze developmental timing and patterning to infer phylogenetic relationships.+ Show more

Learning Objectives

• Understand how mathematical models quantify trait frequencies, selection coefficients, and population dynamics.
• Apply basic Hardy-Weinberg principles and frequency calculations to real-world genetic data.
• Interpret graphical displays of fitness differentials and their implications for evolution.+ Show more

Learning Objectives

• Explain the production pathways of common synthetic materials from natural resources.
• Identify key process steps such as polymerization and refining that alter chemical composition and functional performance.
• Analyze trade-offs involved in material choices, including durability, recyclability, and environmental impact.+ Show more

Learning Objectives

• Explain the concept of mole ratios in chemical equations and how they relate amounts of reactants and products.
• Perform mole-mole and mass-mass calculations based on balanced chemical equations.
• Apply conservation of mass principles to predict reagent requirements and yields in chemical reactions.+ Show more

Learning Objectives

• Identify and differentiate between physical and chemical properties of materials.
• Quantitatively and qualitatively describe properties such as density, melting point, solubility, electrical conductivity, reactivity, and flammability.
• Analyze property data to classify substances and determine appropriate separation strategies.+ Show more

Learning Objectives

• Understand how differential survival and reproduction influence the prevalence of adaptive traits in populations.
• Identify the roles of variation, heritability, and selective pressures in evolution.
• Analyze examples such as pesticide resistance and camouflage to illustrate natural selection.+ Show more

Learning Objectives

• Describe how abiotic factors such as temperature, moisture, light, soil nutrients, and pH influence species distributions.
• Explain how seasonal and daily fluctuations affect populations and ecosystems.
• Identify the impact of extreme environmental events on species survival and resilience.+ Show more

Learning Objectives

• Understand different conservation strategies and their roles in protecting ecosystems.
• Identify human impacts on biodiversity and how strategies aim to mitigate these effects.
• Recognize the importance of adaptive management in conservation efforts.+ Show more

Learning Objectives

• Understand the ecological mechanisms by which invasive species establish and spread.
• Identify the environmental and economic impacts of invasive species on native ecosystems.
• Analyze how invasive species alter food webs, nutrient cycles, and habitat structures.+ Show more