Grade 7 Worksheets

Learning Objectives

• Understand the different types of biotic interactions such as predation, competition, mutualism, commensalism, and parasitism.
• Recognize how human activities can disrupt natural biotic relationships and affect ecosystems.
• Explain the importance of biotic relationships in maintaining biodiversity and ecosystem stability.

Learning Objectives

• Understand the roles of producers and consumers within an ecosystem.
• Identify the energy transfer process and its limitations among trophic levels.
• Describe how energy flow influences population structure in communities.+ Show more

Learning Objectives

• Understand the different types of population interactions such as competition, predation, and mutualism.
• Identify how resource partitioning, habitat differentiation, and temporal separation allow species to coexist.
• Analyze the impact of interactions on community stability and diversity.+ Show more

Learning Objectives

• Identify examples of physical changes in everyday life.
• Differentiate between physical and chemical changes based on observable attributes.
• Understand the concepts of reversibility and particle behavior during physical changes.+ Show more

Learning Objectives

• Understand what invasive species are and how they impact ecosystems
• Identify mechanisms by which invasive species spread and establish
• Examine ecological consequences of invasive species on native biodiversity+ Show more

Learning Objectives

• Understand the principle of conservation of mass in physical and chemical changes.
• Recognize that mass remains constant in a closed system during reactions.
• Explain observations of sealed-container reactions that demonstrate mass conservation.+ Show more

Learning Objectives

• Understand how material properties such as strength, stiffness, and density influence construction choices.
• Analyze the behavior of timber, steel, and concrete under various loads in different environmental conditions.
• Evaluate how environmental resilience affects long-term performance of load-bearing structures.+ Show more

Learning Objectives

• Understand the relationship between particle motion and temperature.
• Learn how heat transfer occurs through conduction, convection, and radiation.
• Explore regional examples of thermal phenomena in Alberta's climates.+ Show more

Learning Objectives

• Understand how solution concentration is quantified and its significance in chemical and physical processes.
• Learn common measures of concentration such as mass percent and grams per litre.
• Recognize real-world examples like salinity in lakes and water treatment that illustrate the impact of solution concentration.+ Show more

Learning Objectives

• Understand how technological innovations influence economic activities and community structures.
• Identify key technological changes such as renewable energy, digital tools, and automation.
• Analyze the causes and consequences of technological advancements on employment and social relationships.+ Show more

Learning Objectives

• Understand the distribution of loads in truss structures through triangular elements.
• Identify the internal force paths, tension, and compression in different truss members.
• Apply the method of joints to analyze forces in truss members.+ Show more

Learning Objectives

• Understand different ecological monitoring techniques used in Alberta.
• Recognize the importance of sampling design and data quality in ecological studies.
• Identify how long-term monitoring helps detect ecological trends and patterns.+ Show more

Learning Objectives

• Understand the concepts of span, support conditions, and load types in beams.
• Identify factors affecting beam performance such as span-to-depth ratio and material stiffness.
• Relate beam behavior principles to real-world examples like highway girders and building floor joists.+ Show more

Learning Objectives

• Understand different types of pollutants relevant to Alberta contexts.
• Identify pathways of pollutant exposure and bioaccumulation risks.
• Recognize ecological impacts of various pollutants across terrestrial and aquatic systems.+ Show more

Learning Objectives

• Understand the main types of economic systems: traditional, command, and market economies.
• Analyze how different economic structures influence employment opportunities and community development.
• Identify examples of industries affected by shifts in economic systems and their social impacts.+ Show more

Learning Objectives

• Understand different physical separation techniques such as filtration, decanting, evaporation, and magnetic separation.
• Identify the physical properties exploited in various separation methods.
• Recognize regional examples of separation processes and analyze their effectiveness.+ Show more

Learning Objectives

• Understand the key quantities used to describe motion: distance, time, and speed.
• Calculate average speed using distance and time.
• Identify units of measurement for motion quantities.+ Show more

Learning Objectives

• Understand how energy pathways are represented in system models.
• Identify energy transformations and conservation principles in regional energy systems.
• Interpret Sankey diagrams and energy flow diagrams to evaluate efficiencies.+ Show more

Learning Objectives

• Understand different types of adaptive traits in various species.
• Identify how environmental pressures influence trait development.
• Explain the role of traits in niche occupation and species survival.+ Show more

Learning Objectives

• Understand the properties that define pure substances, including fixed melting and boiling points, density, and reactivity.
• Differentiate between elements and compounds through physical and chemical tests.
• Recognize examples of pure substances such as elemental metals and common compounds like calcium carbonate.+ Show more

Learning Objectives

• Understand the drivers of seasonal and annual migration in animals.
• Identify examples of migration routes and their ecological significance.
• Explain how migration connects different ecosystems and supports biodiversity.+ Show more

Learning Objectives

• Understand the hydrological, chemical, and biological functions of wetlands.
• Identify examples of wetland processes such as water storage, nutrient cycling, and filtration.
• Recognize the role of wetlands in supporting biodiversity and landscape water regulation.+ Show more

Learning Objectives

• Understand the concept of ecological models and their applications.
• Identify different types of modelling approaches and their uses.
• Recognize regional examples of ecological models, such as watershed nutrient models.+ Show more

Learning Objectives

• Identify and describe key signs indicating a physical change.
• Understand examples of physical changes in everyday life.
• Explain how particle behavior relates to macroscopic observations during physical changes.+ Show more

Learning Objectives

• Understand the thermal properties of common building materials.
• Compare the thermal resistance and structural considerations of fiberglass, spray foam, wood framing, and masonry.
• Identify how porosity, moisture content, and layer configurations affect conductivity.+ Show more

Learning Objectives

• Explain how phase changes involve energy absorption or release at the particle level.
• Interpret how microscopic particle interactions relate to macroscopic energy phenomena like latent heat.
• Distinguish between reversible physical processes and chemical reactions based on energy signatures.+ Show more

Learning Objectives

• Understand the political structures of early Japanese society during the Heian period.
• Identify key features of the social hierarchy and court life.
• Analyze how cultural practices reflected societal values in medieval Japan.+ Show more

Learning Objectives

• Understand the classification of matter into pure substances, mixtures, and solutions.
• Identify characteristics of elements, compounds, and homogeneous mixtures.
• Explain real-world examples of different matter types under environmental conditions.+ Show more

Learning Objectives

• Understand the concept of conservation of mass in closed-system reactions.
• Identify how reactant and product masses relate through balancing equations.
• Recognize examples of mass relationships in chemical processes such as combustion and corrosion.+ Show more

Learning Objectives

• Understand the environmental effects of logging, mining, and farming activities.
• Analyze the social consequences of resource extraction and land use decisions.
• Evaluate Indigenous and local perspectives on sustainable resource management.+ Show more

Learning Objectives

• Understand the principles of energy transfer modes, such as conduction, convection, and radiation.
• Analyze how energy budgets are constructed and interpreted in systems like passive solar houses and district heating loops.
• Compare system performance metrics including net heat gain, fuel energy requirements, and temperature responses.+ Show more

Learning Objectives

• Explain how seasonal thermal cycles influence climate and ecosystems.
• Identify the key energy pathways involved in seasonal environmental changes.
• Describe the roles of solar input, albedo variation, and latent heat in regional climate patterns.+ Show more

Learning Objectives

• Identify and distinguish between mutualism, commensalism, and parasitism in ecosystems.
• Describe regional examples of symbiotic relationships, including Alberta-specific environments.
• Analyze the ecological consequences of different symbiosis types on community structure and species success.+ Show more

Learning Objectives

• Understand the criteria used to assess species' conservation risk.
• Interpret evidence such as population trends and threats to determine conservation status.
• Recognize examples of species at risk, including provincial cases like the swift fox and at-risk plants.+ Show more

Learning Objectives

• Understand the conventions used in technical communication including drawings, symbols, and documentation.
• Identify the purpose and components of standardized units, labels, and schematic diagrams.
• Explain the importance of clarity, scale, and unambiguous dimensioning in technical documents.+ Show more

Learning Objectives

• Understand the concept of chemical reactions as processes that produce new substances.
• Identify common indicators of chemical reactions, including gas evolution, precipitate formation, color change, and temperature change.
• Connect observable evidence of reactions to underlying mass and energy changes.+ Show more

Learning Objectives

• Understand the concept of average speed and how it differs from instantaneous speed.
• Learn to perform simple one-step speed calculations using distance and time data.
• Convert speed units between meters per second and kilometers per hour.+ Show more

Learning Objectives

• Understand the three fundamental laws of motion described by Newton.
• Identify real-world phenomena that illustrate inertia, acceleration, and action–reaction pairs.
• Connect qualitative descriptions of force and motion with simple algebraic relationships.+ Show more

Learning Objectives

• Understand the concept of net force and how it influences motion.
• Learn to interpret free-body diagrams for systems like elevator, tug-of-war, and loaded carts.
• Apply vector addition principles to resolve forces in one dimension.+ Show more

Learning Objectives

• Understand the forces of friction and gravity and how they affect motion.
• Explain how surface roughness influences resistance between objects.
• Describe the effects of gravity on objects in free fall and on inclined planes.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in physical and chemical changes.
• Explain why mass remains constant in a closed system during reactions.
• Interpret observations of sealed-container reactions to demonstrate mass conservation.+ Show more

Learning Objectives

• Understand different ecological monitoring techniques used in Alberta.
• Identify key considerations for designing long-term ecological studies.
• Explain how consistent data collection helps detect ecological trends.+ Show more

Learning Objectives

• Understand the concepts of kinetic and potential energy through everyday examples.
• Explain how height and motion relate to different energy forms.
• Describe energy transfer processes in common systems like pendulums and roller coasters.+ Show more

Learning Objectives

• Understand the drivers and influences behind seasonal and annual migration patterns.
• Identify examples of migration routes and behaviors in Alberta wildlife.
• Explain the factors such as food availability, breeding needs, and timing cues that trigger migration.+ Show more

Learning Objectives

• Understand the differences between exponential and logistic population growth models.
• Identify factors that influence population dynamics, including density-dependent and density-independent factors.
• Describe how population models help interpret patterns observed in ecosystems.+ Show more

Learning Objectives

• Understand the different levels of ecological organization from individual organisms to ecosystems.
• Identify examples of each level within Alberta's environment.
• Recognize how patterns emerge at higher levels that are not obvious from individual traits.+ Show more

Learning Objectives

• Understand the properties of timber, steel, and reinforced concrete under different load conditions.
• Compare material behavior under compression, tension, and bending in structural applications.
• Analyze how environmental factors like frost and snow affect material performance in load-bearing structures.+ Show more

Learning Objectives

• Understand different methods of systems modeling, including diagrams, models, and quantitative representations.
• Identify examples of systems models such as free-body diagrams, circuit schematics, and block diagrams.
• Explain how models simplify real systems and discuss their limitations for predictive analysis.+ Show more