Grade 7 Worksheets

Learning Objectives

• Identify signs of physical changes using particle behavior and observable properties
• Explain why physical changes do not create new substances
• Use the idea of conservation of mass in a closed system to evaluate evidence

Learning Objectives

• Explain how particle kinetic and potential energy change during melting, freezing, evaporation, and condensation.
• Describe how energy is absorbed or released during phase changes without changing chemical identity.
• Connect microscopic particle motion to macroscopic energy budgets and real-world examples such as snowmelt and wetland evaporation.

Learning Objectives

• Explain how beam behavior includes bending, shear, and deflection under different loads.
• Identify how span, support conditions, and span-to-depth ratio affect beam stiffness and safety.
• Use vocabulary from beam loading scenarios to judge whether a design meets service stability and comfort needs.

Learning Objectives

• Explain how radiant transfer moves energy using electromagnetic waves without needing direct contact.
• Describe how absorptivity, emissivity, and solar intensity affect heating and cooling of surfaces.
• Interpret how different surface types (roofs, vegetation, snow) can create microclimate differences.

Learning Objectives

• Explain how inclined planes change the effort needed by redistributing work over distance
• Identify the components of force parallel and perpendicular to a slope
• Calculate mechanical advantage using input force and load+ Show more

Learning Objectives

• Explain how calorimetry uses temperature change to determine energy transferred in joules.
• Apply the relationship Q = mcΔT and energy conservation to interpret heat gained and heat lost.
• Identify common assumptions in calorimetry (such as negligible heat loss to the surroundings).

Learning Objectives

• Explain equilibrium in terms of net force being zero and how it affects motion
• Distinguish static equilibrium from dynamic equilibrium using real-world examples
• Interpret and describe force diagrams qualitatively (direction and relative size) to identify balanced forces+ Show more

Learning Objectives

• Explain why free journalism matters to democratic societies and public accountability.
• Describe key values behind ethical reporting, such as transparency and accuracy.
• Identify ways journalists can responsibly share information and protect truth.

Learning Objectives

• Explain how thermal conductivity, specific heat capacity, density, and phase change influence heat transfer in materials.
• Compare common building insulation materials and construction components using their material properties and practical trade-offs.
• Use property vocabulary (porosity, moisture content, thermal bridging, conductivity) to justify material selection for seasonal performance.

Learning Objectives

• Compare scaled physical models, digital finite-element models, and laboratory load rigs for evaluating strength, stiffness, and failure modes.
• Explain how strain gauges and displacement transducers help quantify a structure’s response during testing.
• Identify limitations of scaling, including effects of material heterogeneity and joint behavior.

Learning Objectives

• Explain the role of reference conditions and success indicators in ecological restoration
• Compare active and passive restoration approaches and describe why monitoring matters
• Describe how habitat connectivity and genetic considerations influence species selection and corridor design+ Show more

Learning Objectives

• Identify how structural members respond to applied loads through bending, shear, axial force, and torsion.
• Relate geometry and support conditions to internal force distribution in beams and cantilevers.
• Explain how bending moment and shear force affect deflection and serviceability.+ Show more

Learning Objectives

• Explain how decomposition, detritivores, fungi, bacteria, and abiotic factors work together to recycle nutrients.
• Describe carbon and nitrogen transformations during decomposition and how these nutrients move between pools.
• Connect decomposition rates to soil fertility and primary productivity in ecosystems such as wetlands, forests, and grasslands.

Learning Objectives

• Identify how loads transfer through common structural elements (slabs/decks to beams, columns, trusses, and foundations).
• Differentiate dead loads and live loads in real-world structures.
• Recognize tension, compression, and shear forces in typical members and at connections.

Learning Objectives

• Explain the design process from requirements and constraints to concept generation and selection.
• Describe how performance objectives (such as load capacity, stiffness, and serviceability) guide design decisions.
• Use criteria, trade-off analysis, and decision matrices to compare alternatives and justify a preferred solution.+ Show more

Learning Objectives

• Explain how vapour pressure and boiling point differences enable separation in simple distillation
• Describe the roles of heating, vapour formation, condensation, and collection in distillation
• Compare simple distillation and fractional distillation for separating volatile components+ Show more

Learning Objectives

• Explain how evaporation and cooling lead to crystallization and salt/sugar recovery from solutions
• Describe nucleation and crystal growth and how impurities affect crystal purity and size
• Use factors such as evaporation rate and cooling profile to predict crystal morphology and yield

Learning Objectives

• Explain how multiple analytical indicators can be used to assess the purity of a substance.
• Compare how melting point, boiling point, electrical conductivity, and refractive index respond to impurities.
• Use evidence such as mass loss on heating and gravimetric residue to judge whether contamination is present.

Learning Objectives

• Differentiate pure substances from mixtures based on composition and uniformity
• Classify examples as elements, compounds, or mixtures using characteristic properties
• Explain how variable properties in mixtures affect identification and everyday material choices

Learning Objectives

• Understand the importance of recycling in reducing landfill waste and conserving natural resources.
• Identify materials that can be recycled and the processes involved.
• Explore real-world stories of community recycling programs and their impacts.+ Show more

Learning Objectives

• Understand the qualities and actions of young environmental changemakers.
• Identify ways to contribute to sustainability and community projects.
• Develop a personal action plan for environmental leadership.+ Show more

Learning Objectives

• Understand the origins and evolution of Santa Claus in different cultures.
• Identify symbols associated with Santa, such as reindeer and sleigh.
• Reflect on the moral lessons and cultural significance of the Santa legend.+ Show more

Learning Objectives

• Describe the major organ systems involved in circulation, respiration, digestion, and nervous regulation in multicellular animals.
• Explain how different organ systems cooperate to maintain homeostasis and support gas exchange, nutrient distribution, and feedback mechanisms.
• Compare the organ system interactions in human mammals and plant vascular transport systems.+ Show more

Learning Objectives

• Understand how to systematically evaluate different design solutions through modeling and analysis.
• Identify and quantify trade-offs among performance, cost, durability, and manufacturability in engineering solutions.
• Apply metrics and model-based reasoning to rank design options and recognize limitations without final optimization.

Learning Objectives

• Explain the concept of equilibrium as the balance of forces in an object.
• Differentiate between static and dynamic equilibrium with real-world examples.
• Describe the roles of normal, gravitational forces, tension, and net zero acceleration in equilibrium.+ Show more

Learning Objectives

• Understand how walls, roofs, windows, and foundations contribute to thermal performance of buildings.
• Identify measures such as insulation placement, barriers, and ventilation that reduce heat loss and gain.
• Analyze indicators used to assess envelope performance and retrofit strategies to improve energy efficiency.

Learning Objectives

• Understand various methods for testing material behavior, including tensile, compression, and bending assessments.
• Recognize non-destructive testing techniques such as ultrasonic and hardness measurements.
• Explain the concepts of anisotropy, strain localization, and the importance of safety factors and design codes in material testing.+ Show more

Learning Objectives

• Understand the principles of lever classes and pulley systems in reducing effort.
• Explain how torque, fulcrum placement, and mechanical advantage relate through geometry.
• Apply simple arithmetic to determine effort and load relationships in common lever and pulley setups.+ Show more

Learning Objectives

• Understand the kinetic particle model and how it explains thermal phenomena.
• Distinguish between heat transfer methods: conduction, convection, and radiation.
• Analyze regional examples of thermal exchanges in Alberta's climate.

Learning Objectives

• Understand internal force paths in truss structures.
• Identify and differentiate tension and compression members in trusses.
• Analyze common truss forms used in bridges and roofs.+ Show more

Learning Objectives

• Understand the principles of chromatographic separation and the roles of stationary and mobile phases.
• Identify the different types of chromatography, such as paper and thin-layer chromatography, and their applications.
• Interpret retention factors and resolution in chromatography analysis.+ Show more

Learning Objectives

• Describe the steps involved in the formation of sedimentary rocks.
• Explain the process of weathering, transport, and deposition of sediments.
• Identify different depositional environments and their characteristics.+ Show more

Learning Objectives

• Compare embryonic development stages across different taxa to identify conserved features.
• Describe morphological similarities such as pharyngeal pouch formation and limb bud development in vertebrates.
• Explain how developmental timing and patterning support phylogenetic reconstructions.+ Show more

Learning Objectives

• Articulate the reasoning linking changes in an object's motion energy to energy transfers into or out of the object.
• Identify real-world scenarios involving energy transfer, such as braking cars, inelastic collisions, and bouncing balls.
• Analyze and support qualitative and quantitative examples of energy bookkeeping related to motion energy changes.+ Show more

Learning Objectives

• Understand how physical and biological disturbances influence population dynamics, community composition, and ecosystems.
• Recognize examples such as wildfire, flooding, invasive species, and disease outbreaks and their effects.
• Explain mechanisms of resilience, resistance, and succession in ecosystem recovery.+ Show more

Learning Objectives

• Understand how atomic matter is conserved and cycled through organisms during digestion, biosynthesis, and respiration.
• Describe the flow of carbon and nitrogen in biological processes.
• Identify key biochemical pathways involved in matter recycling within organisms.+ Show more

Learning Objectives

• Analyze experimental data to identify patterns and inform design decisions
• Refine design parameters iteratively based on quantitative comparisons
• Justify modifications with evidence to improve performance within constraints+ Show more

Learning Objectives

• Understand the role of gravitational attraction in orbital motion within the solar system and galaxies.
• Describe how elliptical orbits and orbital periods are influenced by mass and distance.
• Apply mathematical relationships to determine orbital velocity and centripetal effects for planets and moons.+ Show more

Learning Objectives

• Understand how to clearly define design problems with measurable constraints.
• Learn to translate societal and environmental needs into specific, quantitative criteria.
• Recognize real-world examples of problem specification for effective solution development.+ Show more

Learning Objectives

• Analyze evidence for climate change drivers such as greenhouse gas concentrations, land-use change, and natural variability.
• Assess impacts of climate change on sea-level rise, precipitation patterns, and agricultural productivity.
• Interpret temperature and CO2 records, and understand carbon-cycle exchanges.+ Show more

Learning Objectives

• Observe plant epidermis, animal epithelial tissue, and protists under a microscope to identify cellular structures.
• Compare cellular features such as cell boundaries, plasma membranes, and cell walls.
• Distinguish between unicellular and multicellular organisms based on microscopic observations.+ Show more

Learning Objectives

• Understand models that represent potential energy stored in systems as a function of object arrangement and interactions at a distance.
• Identify examples of gravitational, elastic, and magnetic potential energy.
• Explain how changes in spatial arrangement alter stored energy and influence motion or work.+ Show more

Learning Objectives

• Construct and interpret graphical relationships between kinetic and potential energy, mass, and speed.
• Analyze how doubling mass or speed affects kinetic energy in different motion examples.
• Apply energy calculations and analyze graphs to understand motion and energy relationships.+ Show more

Learning Objectives

• Understand how disturbances like fire, flood, landslide, and windthrow affect ecosystems.
• Explain the concepts of disturbance frequency, intensity, and spatial scale in ecological processes.
• Identify species adaptations related to disturbance regimes and their effects on population dynamics.+ Show more

Learning Objectives

• Understand the process of simple distillation and its basis on boiling point differences
• Describe how vapour pressure influences separation during distillation
• Identify limitations of simple distillation with close-boiling mixtures and azeotropes+ Show more

Learning Objectives

• Understand the importance of safety standards and codes in technological practices.
• Identify key safety considerations such as load ratings, grounding, and protective measures.
• Explain the rationale behind safety margins and inspection protocols to ensure reliable performance.

Learning Objectives

• Identify observable signs that indicate a chemical change has occurred.
• Explain at particle level how bonds break and form during chemical reactions.
• Differentiate between physical and chemical changes based on evidence.+ Show more

Learning Objectives

• Understand the different types of adaptations organisms develop to survive in specific environments.
• Identify examples of structural, physiological, and behavioral adaptations.
• Explain how environmental factors like temperature, moisture, and predation influence adaptations.+ Show more