Grade 7 Science Worksheets

Learning Objectives

• Understand the criteria used to assess the conservation status of species.
• Identify regional examples and factors influencing species vulnerability.
• Interpret evidence related to population trends, threats, and recovery potential.+ Show more

Learning Objectives

• Understand the role of oral histories and land-use practices in indigenous ecological understanding.
• Identify examples of traditional stewardship and habitat indicators used by Indigenous communities.
• Recognize the importance of integrating different knowledge systems to interpret environmental patterns.+ 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

• Understand types of ecological models and their applications.
• Identify the inputs and limitations of ecological modelling.
• Explain regional examples such as watershed nutrient models.+ Show more

Learning Objectives

• Describe different methods used to measure biodiversity, including indices of richness, evenness, and habitat heterogeneity.
• Interpret what biodiversity metrics reveal about ecosystem resilience and function.
• Examine the relationship between habitat complexity and species assemblages.+ Show more

Learning Objectives

• Describe the different types of symbiosis: mutualism, commensalism, and parasitism.
• Identify Alberta-relevant examples of each symbiosis type, such as pollinator-plant interactions and parasitic relationships.
• Explain ecological consequences of symbiosis on population dynamics, resource sharing, and coevolution in regional habitats.

Learning Objectives

• Understand the concept of adaptive traits and how they contribute to survival.
• Identify different types of adaptations in various species.
• Analyze how traits are influenced by environmental pressures.+ Show more

Learning Objectives

• Understand the factors influencing migration patterns in animals across landscapes.
• Identify examples of migration in Alberta waterfowl and ungulate populations.
• Explain how timing cues, energetic demands, and connectivity influence migration.+ Show more

Learning Objectives

• Understand how physical and chemical properties influence material suitability
• Identify observable properties such as corrosion resistance, hardness, melting point, solubility, and reactivity
• Explain the importance of chemical stability and environmental considerations in material choice+ Show more

Learning Objectives

• Understand key mechanisms of speciation
• Identify types of reproductive barriers
• Explain how geographic separation leads to new species+ Show more

Learning Objectives

• Understand and define key physical properties such as mass, volume, and density.
• Explain how physical properties are used to identify and classify substances.
• Connect macroscopic measurements to molecular structure and intermolecular forces.+ Show more

Learning Objectives

• Understand how cellular structures and transport processes work together to maintain homeostasis in the body.
• Describe the role of transport proteins, membrane pumps, and hormones in regulating nutrient levels, ion concentrations, and water balance.
• Explain how disruptions at cellular or tissue levels can impact overall organ function and organism stability.

Learning Objectives

• Describe the composition and organization of the cell membrane.
• Explain the functions of phospholipids, proteins, cholesterol, and carbohydrates in the membrane.
• Identify the components involved in selective permeability and communication in the cell membrane.+ Show more

Learning Objectives

• Define and explain the concept of a keystone species and its role in ecosystems.
• Identify examples of keystone species and describe their effects on biodiversity and ecosystem stability.
• Analyze the consequences of removing a keystone species from an ecosystem.

Learning Objectives

• Understand the concept of habitat fragmentation and its effects on ecosystems.
• Identify ways in which landscape connectivity can mitigate the impacts of fragmentation.
• Describe the consequences of habitat fragmentation on species diversity and population dynamics.+ Show more

Learning Objectives

• Explain how environmental conditions like moisture, freezing temperatures, ultraviolet light, and salty air can reduce material durability over time.
• Identify protective measures that slow corrosion, reduce rot and water uptake, and protect concrete and polymer surfaces.
• Use service-environment details to predict expected lifespan and appropriate inspection or maintenance needs.

Learning Objectives

• Understand how uneven solar heating influences regional climate through surface and atmospheric circulation.
• Identify key phenomena like El Niño, monsoons, and wind belts and their climatic effects.
• Interpret temperature, sea-surface, wind, and precipitation data related to climate variability.+ Show more

Learning Objectives

• Understand systematic data recording methods used in scientific research.
• Identify different data structures including categorical and numerical.
• Learn standards for metadata, annotations, and time-series data documentation.+ Show more

Learning Objectives

• Explain how births, deaths, immigration, and emigration affect population size over time
• Identify limiting factors and predict how they influence population growth
• Use predator–prey relationships to describe how populations can fluctuate (oscillate)+ Show more

Learning Objectives

• Explain how weathering, erosion, deposition, and mass wasting reshape Earth’s surface using physical and chemical evidence.
• Identify major driving forces of surface change, including moving water, wind, glaciers, and gravity.
• Interpret observable landforms (such as deltas, canyons, and dunes) to connect process rates and time scales.

Learning Objectives

• Understand the difference between mixtures and pure substances
• Identify different types of mixtures based on observable traits
• Learn how to recognize homogeneous and heterogeneous mixtures+ 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 factors affecting thermal conductivity in various materials.
• Compare the conduction mechanisms of metals, ceramics, polymers, and composites.
• Explain how material structures and factors like density, porosity, and moisture influence heat transfer.+ Show more

Learning Objectives

• Understand how supports, foundations, and load paths contribute to structural stability.
• Identify the effects of compression, tension, and shear on beams, columns, and foundations.
• Describe material properties such as stiffness, strength, and durability relevant to construction.+ Show more

Learning Objectives

• Describe the physical and chemical processes that shape Earth's surface, including weathering, erosion, deposition, and mass wasting.
• Identify driving forces such as water flow, wind, glaciers, and gravity, and explain their influence on landform development.
• Link observable landforms like deltas, canyons, and dunes to specific surface processes and understand their rates of change.+ Show more

Learning Objectives

• Define mutualism, commensalism, and parasitism.
• Identify examples of each symbiotic relationship in Alberta habitats.
• Understand how these relationships influence community structure and species success.+ Show more

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

• Describe observable indicators of chemical reactions such as gas production, precipitate formation, color change, and temperature change.
• Connect qualitative evidence of chemical reactions to changes in mass and energy.
• Identify common reaction types like acid–carbonate effervescence and precipitation based on observable evidence.+ Show more

Learning Objectives

• Describe the processes involved in the formation of sedimentary rocks, including weathering, transport, and lithification.
• Identify different depositional environments and their features.
• Explain how sediments are sorted and deposited by various agents like rivers, waves, glaciers, and wind.+ Show more

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

• Analyze the societal, economic, and environmental impacts of various technologies.
• Evaluate short- and long-term consequences of technological developments.
• Examine ethical considerations and policy responses related to technology impacts.+ Show more

Learning Objectives

• Explain the difference between temperature and heat using particle motion and energy transfer
• Describe how thermal energy transfers through conduction, convection, and radiation
• Apply thermal concepts to real-world situations in cold and varied climates

Learning Objectives

• Understand different physical, chemical, and biological processes involved in weathering.
• Identify how weathering influences landscape features and sediment supply.
• Recognize factors affecting weathering rates and landform development.+ Show more

Learning Objectives

• Explain how energy changes occur during chemical reactions.
• Differentiate between exothermic and endothermic reactions based on energy transfer.
• Describe the link between energy exchange and bond breaking and formation.+ Show more

Learning Objectives

• Describe the concept of mole ratios and their role in relating amounts of substances in chemical equations.
• Apply balanced symbolic equations to determine quantitative relationships among reactants and products.
• Use conservation principles to predict reagent requirements and product yields in reactions.+ Show more

Learning Objectives

• Explain how the conservation of mass is tested using mass measurements of reactants and products in a closed system.
• Use careful measurement and correct system boundaries to account for gases and dissolved substances.
• Describe how precision and control of experimental conditions affect observed mass changes.

Learning Objectives

• Explain how measurement tool resolution limits accuracy and precision
• Describe how repeated measurements are used to estimate uncertainty
• Interpret data displays that use ranges or error estimates to judge whether results are meaningful+ Show more

Learning Objectives

• Explain how exothermic and endothermic chemical reactions change temperature through energy transfer
• Describe how bond breaking requires energy and how bond formation releases energy
• Use energy evidence, along with other signs, to distinguish chemical change from physical change

Learning Objectives

• Define carrying capacity and explain why it limits population growth in ecosystems
• Identify limiting factors and describe how they affect population size over time
• Use evidence from scenarios to predict population changes when a habitat is below or above carrying capacity

Learning Objectives

• Explain how magma composition affects the shape and behavior of volcanoes.
• Describe how eruption style and tectonic setting influence volcanic landforms and deposits.
• Connect volcanic activity to changes in local topography and the formation of volcanic soils.

Learning Objectives

• Explain how disturbances such as fire, flood, landslides, and windthrow change habitats and affect populations.
• Describe how frequency, intensity, and spatial scale influence whether disturbances increase diversity or cause declines.
• Identify examples of species responses to disturbance regimes, including rapid rebound and local extirpation.+ Show more

Learning Objectives

• Differentiate physical, chemical, and biological weathering processes at Earth’s surface
• Explain how freeze-thaw cycles, thermal expansion, oxidation, hydrolysis, and dissolution affect rocks and minerals
• Describe how soil formation and climate influence weathering rates and landscape change+ Show more

Learning Objectives

• Identify biotic and abiotic components of an ecosystem and explain how they interact
• Describe how energy enters an ecosystem through primary producers and moves through food relationships
• Use ecosystem vocabulary (e.g., producer, consumer, decomposer, sunlight, water, soil) to explain ecosystem structure and function

Learning Objectives

• Explain the key concepts of the particle model of matter.
• Describe how particle arrangement and motion relate to states of matter and phenomena like diffusion and condensation.
• Differentiate between physical rearrangements and chemical transformations using the particle model.

Learning Objectives

• Identify ecological organization levels from individual organisms to ecosystems
• Explain how properties at higher levels emerge from interactions among organisms and their environment
• Use examples from Alberta (trout, fish communities, Bow River ecosystem) to compare levels

Learning Objectives

• Explain how supports, foundations, and load paths work together to keep structures stable.
• Describe how compression, tension, and shear forces affect common structural members like beams and columns.
• Connect material properties (stiffness, strength, durability) to safety and suitability under typical Alberta wind and snow loads.

Learning Objectives

• Describe how natural resources are transformed into common synthetic materials.
• Explain the processes of polymerization, refining, and manufacturing of synthetic materials like polyethylene, PET, and nylon.
• Identify trade-offs associated with synthetic materials, including durability, recyclability, and environmental impacts.+ Show more

Learning Objectives

• Distinguish between physical and chemical properties of materials.
• Identify measurable descriptors such as density, melting point, solubility, and conductivity.
• Analyze property data to support material identification and separation strategies.+ Show more