Grade 7 Science Worksheets

Learning Objectives

• Understand the mechanisms by which materials reduce heat transfer in buildings.
• Compare common insulating materials based on thermal resistance and thickness.
• Explain concepts of thermal bridging, air leakage, and the role of continuous insulation.+ Show more

Learning Objectives

• Identify common observable indicators of chemical reactions, such as gas production, heat change, colour shifts, and precipitate formation.
• Describe reaction observations using clear scientific language and connect observations to possible reaction pathways and mass changes.
• Interpret qualitative evidence from real-world contexts (e.g., combustion emissions and spoilage-related gas release) to support explanations of chemical processes.

Learning Objectives

• Understand various conservation strategies used to protect ecosystems.
• Identify methods for habitat restoration, species management, and policy implementation.
• Explain how food webs, population dynamics, and abiotic factors influence conservation efforts.+ Show more

Learning Objectives

• Understand the fundamental components that define populations.
• Analyze factors affecting population size and distribution.
• Interpret demographic data and metrics related to populations.+ Show more

Learning Objectives

• Understand the concept of net force and how vectors are combined in various systems.
• Analyze forces acting on objects using free-body diagrams and vector addition.
• Explain how net force influences the motion of objects, including equilibrium scenarios.+ Show more

Learning Objectives

• Explain how atoms are conserved during digestion, biosynthesis, and respiration within organisms.
• Describe the flow of carbon and nitrogen through food chains and biochemical pathways.
• Identify key processes such as macromolecule synthesis and decomposition that recycle matter within ecosystems.+ Show more

Learning Objectives

• Describe the Earth system spheres (atmosphere, hydrosphere, geosphere, biosphere) and how they interact
• Explain how movement of water and gases connects the spheres and affects weather and ecosystems
• Predict how a change in one sphere can cause effects in other spheres

Learning Objectives

• Distinguish independent, dependent, and controlled variables in a science investigation.
• Connect an investigation question to measurable evidence using clear units and repeated measurement.
• Describe how controlling variables improves the fairness and reliability of results.

Learning Objectives

• Understand the steps involved in the design process from defining requirements to evaluating alternatives.
• Identify key performance objectives such as load capacity, stiffness, and serviceability.
• Learn how to use decision-making tools like decision matrices and sketches to compare design options.+ Show more

Learning Objectives

• Understand the ecological and economic consequences of invasive species.
• Identify pathways and factors facilitating the spread of invasive species.
• Analyze long-term effects of invasive species on native ecosystems.+ Show more

Learning Objectives

• Describe the key components of an ecosystem, including both living and nonliving factors.
• Explain how biotic and abiotic components interact within an ecosystem.
• Understand the flow of energy through producers and consumers in an ecosystem.

Learning Objectives

• Explain the basic principles of Earth's atmospheric and oceanic circulation patterns.
• Identify the main cells, wind belts, and ocean currents associated with global climate.
• Understand the influence of Coriolis effect and jet streams on weather and climate zones.+ Show more

Learning Objectives

• Understand the concept of a food web and its components.
• Identify the interconnected feeding relationships among organisms.
• Explain how energy flows through a food web and the importance of network structure.+ Show more

Learning Objectives

• Define net force as the combination of all forces acting on an object.
• Understand how unbalanced forces cause changes in motion.
• Explore the relationship between net force, mass, and acceleration using diagrams and reasoning.+ Show more

Learning Objectives

• Understand the difference between pure substances and mixtures
• Identify elements, compounds, and mixtures through examples
• Recognize properties that distinguish pure substances from mixtures+ 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

• Describe the functions of major organ systems involved in circulation, respiration, and digestion.
• Explain how tissues and organs coordinate within organ systems to maintain life processes.
• Identify specialized structures like capillaries and alveoli that increase exchange efficiency.+ Show more

Learning Objectives

• Understand the criteria for evaluating engineering design solutions.
• Compare different bridge truss configurations using models and data.
• Analyze the trade-offs among performance, cost, and durability.+ Show more

Learning Objectives

• Define what mitochondria are and their function in energy production.
• Describe the structure of mitochondria and how it relates to their function.
• Explain how mitochondria convert nutrients into energy through cellular respiration.+ Show more

Learning Objectives

• Understand the concept of traditional ecological knowledge and its role in land management.
• Identify how oral histories and place-based knowledge contribute to ecological understanding.
• Explore examples of stewardship and land practices in Alberta communities.+ 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 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 process of ecological inquiry including hypothesis framing and data interpretation.
• Recognize the role of measurable variables and evidence in ecological studies.
• Apply critical thinking to analyze ecological data and consider natural variability.+ Show more

Learning Objectives

• Understand how different pollutants affect ecosystems and organisms.
• Identify sources and pathways of pollutant exposure in terrestrial and aquatic systems.
• Recognize ecological consequences such as bioaccumulation and food web disruptions.+ Show more

Learning Objectives

• Understand how structural, physiological, and behavioral traits contribute to survival in different environments.
• Identify specific adaptation traits such as cold tolerance, drought resistance, seasonal coat changes, and root architectures.
• Explain the relationship between adaptive traits and environmental pressures in various habitats.+ 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

• Identify the key hydrological, chemical, and biological functions of wetlands.
• Understand how wetlands contribute to ecosystem services like water storage, nutrient cycling, and habitat provision.
• Differentiate among various wetland types such as peatlands and marshes and their specific functions.+ Show more

Learning Objectives

• Understand the concept of ecological modelling and its applications.
• Differentiate between conceptual and quantitative models in ecology.
• Identify the inputs, limitations, and regional examples of ecological models.+ 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 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

• Apply probability concepts to predict genetic variation among offspring from a parental pair.
• Use Punnett squares to interpret genotype and phenotype ratios.
• Calculate expected proportions of inherited traits and relate to inheritance probabilities.+ Show more

Learning Objectives

• Interpret Punnett squares to predict genetic outcomes.
• Calculate probabilities of different genotypes and phenotypes.
• Understand how dominant and recessive alleles affect inheritance ratios.+ Show more

Learning Objectives

• Understand the purpose of different science models
• Identify different types of systems models such as diagrams and schematics
• Recognize the uses and limitations of models in predicting system behavior

Learning Objectives

• Describe the six types of simple machines and their functions.
• Explain how mechanical advantage is achieved and calculated in simple machines.
• Identify examples of simple machines used in Alberta work environments such as barns and loading ramps.+ Show more

Learning Objectives

• Explain how ecological inquiry uses questions, observations, and evidence to evaluate relationships in ecosystems.
• Identify measurable variables and justify why they are chosen within defined limits.
• Interpret ecological data while considering natural variability and human impacts.

Learning Objectives

• Define systems modeling and describe its purpose in science.
• Identify different types of models such as diagrams, scale models, and quantitative representations.
• Explain the use of diagrams like free-body diagrams, circuit schematics, and block diagrams in analyzing systems.+ Show more

Learning Objectives

• Explain how square-cube relationships affect forces, weight, and support when objects scale up or down.
• Describe how surface-to-volume ratio changes heat transfer and resistance with scale.
• Use the idea of Reynolds number to predict how fluid-flow behavior can differ between scale models and full-size systems.

Learning Objectives

• Understand basic weather data and how it varies over time and location.
• Learn to identify weather patterns by analyzing temperature, wind, humidity, and pressure data.
• Recognize the difference between weather and climate.+ Show more

Learning Objectives

• Use balanced chemical equations to determine mole ratios between reactants and products.
• Convert between amounts of substances (moles and masses) using consistent units and proportional reasoning.
• Predict how changes in reactant quantities affect product yield using conservation of atoms.

Learning Objectives

• Explain how simple mechanisms transfer motion and force in engineered systems
• Describe how input energy produces output performance in a connected system
• Use examples of gears, pulleys, levers, and linkages to predict changes in speed and force

Learning Objectives

• Understand the mechanisms by which insulation materials reduce heat transfer
• Compare different insulating materials based on thermal resistance and practical use
• Explain concepts such as thermal bridging, air leakage, and continuous insulation in building envelopes+ Show more

Learning Objectives

• Understand the key components of hazard identification and risk analysis in laboratory and field settings.
• Apply safety protocols, including interpretation of Safety Data Sheets and hazard classification.
• Develop emergency planning skills and recognize safety signage and incident reporting procedures.+ Show more

Learning Objectives

• Compare shared characteristics used to classify organisms
• Explain why biological classification is an evidence-based model
• Describe bacterial symbiosis and its benefits to plants+ Show more

Learning Objectives

• Identify conditions on Earth that support known forms of life
• Compare sunlight, water, and atmospheric conditions across planets
• Explain how multiple environmental conditions contribute to habitability+ Show more

Learning Objectives

• Identify questions that can be investigated through observation or measurement.
• Compare descriptive, comparative, and experimental investigation methods.
• Select tools and measurements suited to an investigation question.+ Show more

Learning Objectives

• Identify balanced forces that produce a net force of zero
• Explain how inertia relates to changes in motion
• Interpret free-body diagrams for resting and steadily moving objects+ Show more

Learning Objectives

• Identify conduction, convection and radiation as transfer pathways
• Explain why net thermal energy moves toward cooler regions
• Interpret temperature records showing an approach toward equilibrium+ Show more

Learning Objectives

• Identify recurring patterns across observations and investigations
• Distinguish associations from evidence supporting causal explanations
• Propose testable causes for observed changes in outcomes+ Show more