Grade 7 Science Worksheets

Learning Objectives

• Understand the law of conservation of mass as a principle in physical and chemical processes.
• Apply the concept of mass accounting to reactions and dissolution processes.
• Recognize how balancing chemical formulas relates to mass conservation.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Identify and describe physical features that help organisms survive in their habitats
• Understand how adaptations arise from selective pressures such as temperature, moisture, and predation
• Recognize morphological, physiological, and behavioral adaptations in different environments

Learning Objectives

• Explain how energy enters an ecosystem and moves through trophic levels.
• Describe the roles of producers, consumers, and decomposers in energy flow.
• Use the concept of energy loss between trophic levels to predict food-chain limits.

Learning Objectives

• Describe the components of biodiversity, including genetic, species, and ecosystem diversity.
• Interpret biodiversity indices such as richness, evenness, and habitat heterogeneity in ecological assessments.
• Evaluate how biodiversity metrics relate to ecosystem resilience and function in Alberta contexts.+ Show more

Learning Objectives

• Understand the causes and effects of deforestation and habitat loss
• Identify examples of human activities that alter ecosystems
• Analyze how habitat fragmentation affects biodiversity and ecosystem services+ Show more

Learning Objectives

• Understand the fundamental processes governing atmospheric circulation and energy transfer.
• Identify the roles of pressure gradients, convection, and large-scale circulation patterns like the Hadley cell.
• Connect atmospheric phenomena such as fronts, jet streams, and greenhouse gases to climate variability.+ Show more

Learning Objectives

• Understand the concept of specific heat capacity and its importance in thermal calculations.
• Apply formulas involving mass, specific heat, and temperature change to compute energy transfer.
• Convert units between Joules, kilojoules, grams, and degrees Celsius for thermal calculations.+ Show more

Learning Objectives

• Explain management strategies used to maintain biodiversity and ecosystems.
• Evaluate trade-offs and unintended consequences of conservation approaches.
• Compare case examples of wetland restoration and habitat corridors.+ Show more

Learning Objectives

• Understand how conservation of mass governs the behavior of substances in closed-system reactions.
• Learn to balance chemical inputs and outputs to predict reaction yields.
• Recognize examples like sealed combustion and closed corrosion assays that model mass transfers.+ Show more

Learning Objectives

• Define physical change and identify its key indicators.
• Explain how particle behavior relates to observable signs of physical changes.
• Differentiate between physical and chemical changes based on physical signs.+ Show more

Learning Objectives

• Understand the drivers and timing of animal migration across landscapes.
• Describe how migration connects ecosystems and supports biodiversity.
• Identify examples of migration in Alberta, including waterfowl flyways and ungulate movements.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the criteria used to evaluate the conservation status of species.
• Interpret evidence related to population trends, threats, and recovery potential.
• Identify factors like land use, genetic diversity, and connectivity that influence species vulnerability.+ Show more

Learning Objectives

• Understand how intrinsic properties like thermal conductivity, specific heat, and density affect material behavior.
• Compare construction materials based on their thermal resistance and structural features.
• Explain how porosity, moisture, and layered assemblies influence thermal performance.+ Show more

Learning Objectives

• Understand how to construct and interpret free-body diagrams for various objects and situations.
• Learn vector addition techniques to determine net force magnitude and direction on objects.
• Decompose forces on inclined surfaces into perpendicular components and combine them algebraically.+ Show more

Learning Objectives

• Understand the key concepts of beam performance including bending, shear, and deflection.
• Relate support conditions, span, and load types to real-world structural examples.
• Evaluate criteria such as span-to-depth ratios and material stiffness for structural stability.+ Show more

Learning Objectives

• Identify different types of adaptive traits in plants and animals.
• Understand how environmental pressures influence trait development.
• Describe various structural, physiological, and behavioral adaptations.+ Show more

Learning Objectives

• Identify and describe different types of matter including pure substances, mixtures, and solutions.
• Explain the properties that distinguish pure substances from mixtures and solutions.
• Apply regional examples, such as road salt and dissolved salts, to classify different matter types.+ Show more

Learning Objectives

• Understand how solution concentration quantifies the amount of solute relative to solvent.
• Recognize common measures of concentration such as mass percent and grams per litre.
• Explain the effects of concentration on physical properties like boiling point and freezing point.+ Show more

Learning Objectives

• Understand how to quantify energy transfer in thermal processes using numerical representations.
• Apply calculations involving specific heat, mass, and temperature change to solve energy transfer problems.
• Interpret practical examples of heat transfer in real-world contexts such as heating water, melting snow, and warming air.+ Show more

Learning Objectives

• Understand how microscopic particle motion relates to temperature, thermal energy, and pressure.
• Explain how molecular speed distributions vary with temperature and phase.
• Apply kinetic theory concepts to interpret temperature differences in different environments.+ Show more

Learning Objectives

• Understand different methods used in ecological monitoring.
• Identify the importance of data consistency and data quality in long-term studies.
• Describe various sampling techniques such as fixed-site surveys, point counts, remote sensing, and water quality sampling.

Learning Objectives

• Understand the various separation techniques used in science.
• Identify the appropriate separation method for different mixtures.
• Explain the steps involved in processes such as filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Understand the key concepts of distance, time, and speed in motion measurement.
• Calculate average speed using distance and time data accurately.
• Identify common sources of measurement error in motion data.+ Show more

Learning Objectives

• Describe basic types of pollutants affecting terrestrial and aquatic ecosystems.
• Explain how pollutants travel pathways lead to bioaccumulation and community impacts.
• Identify measurable ecological effects caused by different pollutants.+ Show more

Learning Objectives

• Understand how inclined planes reduce the force needed to move loads.
• Identify components of force parallel and perpendicular to an inclined plane.
• Calculate mechanical advantage of inclined planes based on input force and load.+ Show more

Learning Objectives

• Understand how to interpret distance–time and speed–time graphs.
• Explain the significance of slope, area under curves, and rate calculations in motion graphs.
• Translate tabulated numerical data into accurate graphical representations.+ Show more

Learning Objectives

• Understand the internal force distribution in truss structures.
• Analyze methods of joints to determine member tension and compression.
• Evaluate the efficiency and redundancy of various truss designs used in regional applications.+ Show more

Learning Objectives

• Define and differentiate among mutualism, commensalism, and parasitism.
• Identify Alberta-relevant examples of inter-species relationships.
• Explain ecological consequences of different symbiosis types on populations and habitats.+ Show more

Learning Objectives

• Explain the principles of calorimetry and how temperature changes relate to energy exchange.
• Apply energy conservation equations to quantitative heat transfer calculations.
• Describe real-world scenarios involving calorimetric reasoning in thermal performance of materials.

Learning Objectives

• Understand how material properties influence heat flow.
• Identify regional examples of insulation techniques in Alberta.
• Determine the significance of R-values and thermal bridges in building design.+ Show more

Learning Objectives

• Understand the concept of food webs and how energy transfers through ecosystems.
• Identify roles of producers, consumers, and decomposers within a regional ecological context.
• Analyze how changes in species populations can affect the stability of food webs.+ Show more

Learning Objectives

• Understand the principle of mass conservation in chemical and physical systems.
• Apply mass conservation concepts to reaction stoichiometry, waste tracking, and environmental mass balances.
• Analyze real-world examples of closed systems to predict and reconcile measured versus expected masses.

Learning Objectives

• Identify observable signs of chemical changes such as colour change, gas production, and precipitate formation.
• Understand the particle-level interpretation involving bond reorganization during chemical reactions.
• Differentiate between physical and chemical changes based on evidence of chemical alteration.+ Show more

Learning Objectives

• Explain how energy is transferred through conduction in solids.
• Identify materials with high and low thermal conductivity and their applications.
• Describe the effects of contact resistance and surface treatments on heat flow in structures.+ Show more

Learning Objectives

• Understand the principles of levers and pulleys and how they modify effort and direction.
• Explain torque, fulcrum placement, and mechanical advantage calculations.
• Identify examples of lever classes and pulley systems used in rural settings.+ Show more

Learning Objectives

• Understand how the kinetic motion of particles relates to thermal phenomena.
• Differentiate between heat and temperature as forms of energy transfer.
• Identify conduction, convection, and radiation as methods of thermal transfer.+ Show more

Learning Objectives

• Understand how energy pathways are traced and represented in system models.
• Analyze energy transformations and identify loss mechanisms in regional energy systems.
• Utilize diagrams such as Sankey diagrams and energy flow charts to interpret energy data.+ Show more

Learning Objectives

• Understand principles of energy transfer modes and conservation in system analysis.
• Apply properties and mechanisms of conduction, convection, and radiation to real-world systems.
• Interpret energy budgets through numerical data and graphical representations.+ Show more

Learning Objectives

• Understand how seasonal thermal cycles influence energy storage and release in landscapes.
• Identify the main factors driving seasonal energy fluxes, including solar input and albedo changes.
• Describe the pathways of energy transformation such as radiative, latent, and sensible heat processes.+ Show more

Learning Objectives

• Explain the concept of radiant transfer and how energy moves through electromagnetic waves without needing a medium.
• Identify factors such as solar radiation intensity, surface absorptivity, and emissivity that influence radiative heating.
• Describe how seasonal variations and surface types affect radiative balances and microclimates.+ Show more

Learning Objectives

• Understand key factors affecting thermal performance of materials.
• Analyze different design solutions to optimize thermal performance.
• Evaluate the effectiveness of various insulation and cooling techniques.+ Show more

Learning Objectives

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

Learning Objectives

• Understand how sunlight, soil, water, temperature, and topography influence ecosystems.
• Identify the relationships between living organisms and non-living environmental factors.
• Explain how cause-and-effect links shape community patterns in Alberta landscapes.+ Show more

Learning Objectives

• Describe the six types of simple machines and their functions.
• Explain how mechanical advantage is calculated and its significance.
• Identify examples of simple machines in Alberta's agricultural and everyday contexts.+ Show more

Learning Objectives

• Analyze how force understanding impacts mechanical system design.
• Evaluate structural stability and safety considerations for regional applications.
• Compare alternative design solutions based on multiple criteria including material choice and mechanical advantage.+ Show more

Learning Objectives

• Understand the various forms of energy and how they interconvert during processes.
• Recognize examples of energy transformation in Alberta's regional resources.
• Explain the principle of energy conservation during transformations.+ Show more