Grade 7 Science Worksheets

Learning Objectives

• Identify observable indicators of chemical change in real-world examples.
• Explain why multiple indicators together strengthen evidence of chemical change.
• Use measurements and observations to support claims about whether a chemical change occurred.

Learning Objectives

• Use data and observations to support a science claim with specific references.
• Explain why evidence implies a claim using appropriate relationships and units.
• Evaluate alternative explanations by comparing which evidence supports one explanation more strongly.

Learning Objectives

• Explain how weather data (temperature, wind, humidity, precipitation) can be compared across time and location to identify patterns.
• Distinguish weather from climate and describe how climate over time is influenced by multiple Earth systems.
• Use reading and data-based reasoning to select main ideas, judge statements as true/false, and respond to written prompts.

Learning Objectives

• Explain how changes in temperature, rainfall, light, and habitat structure affect ecosystems and species survival.
• Describe how water quality and pollution can influence growth, reproduction, and mortality in organisms.
• Analyze how changes in one species can shift predator-prey, competition, and symbiotic relationships.

Learning Objectives

• Explain how disturbances affect ecosystem structure and community relationships
• Describe how populations change during recovery and long-term shifts after disturbances
• Use evidence from population growth and decline to predict effects on ecosystem stability

Learning Objectives

• Explain how ecological inquiry uses observations and measurable variables to evaluate hypotheses.
• Identify how evidence supports conclusions while accounting for natural variability.
• Interpret ecological relationships and human impacts using data from a local context.

Learning Objectives

• Explain how solubility depends on the nature of solute and solvent, temperature, pressure (for gases), and surface area
• Describe how agitation and particle size affect the rate and extent of dissolution
• Use examples from everyday life to predict how changes in conditions affect dissolved materials

Learning Objectives

• Explain how beam bending, shear, and deflection occur under different loads and support conditions
• Use span-to-depth ratio and material stiffness concepts to predict beam performance under service loads
• Identify how real-world examples (e.g., overpass girders and floor joists) relate to beam stability and comfort requirements

Learning Objectives

• Identify which steps in bitumen extraction are physical separations versus chemical treatments.
• Explain how density, particle size, temperature, and additives affect mixtures such as oil sands slurries and emulsions.
• Use classification ideas to describe how processing choices change the products made from bitumen-containing mixtures.

Learning Objectives

• Explain how free-body diagrams (FBDs) represent forces acting on an object
• Determine net force magnitude and direction by combining perpendicular force components
• Decompose forces on inclined surfaces into perpendicular (normal) and parallel (friction/gravity) components+ Show more

Learning Objectives

• Classify matter as a pure substance, mixture, or solution based on particle uniformity and measurable properties
• Compare pure substances, mixtures, and solutions using examples and separation/dissolving ideas
• Explain how classification helps predict observable behavior in everyday and regional contexts

Learning Objectives

• Explain specific heat capacity as the energy needed to raise the temperature of 1 gram of a substance by 1°C
• Use Q = m c ΔT to calculate thermal energy changes using correct units
• Interpret temperature change (ΔT) and relate sign of ΔT to heating or cooling

Learning Objectives

• Explain how thermal resistance (R-value) affects heat flow between indoor and outdoor environments.
• Identify how material thickness and construction details influence insulation effectiveness and comfort.
• Analyze how thermal bridges and design choices impact energy efficiency and lifecycle energy use.

Learning Objectives

• Explain how the particle model describes matter using discrete particles, spaces, and motion.
• Use particle motion and arrangement to predict and describe physical changes between states of matter.
• Connect microscopic particle behavior to observable phenomena such as diffusion, evaporation, and condensation.

Learning Objectives

• Explain how static and kinetic friction oppose relative motion between touching surfaces
• Describe how aerodynamic drag opposes motion through air and increases with speed
• Use qualitative reasoning to predict how changing surface texture, normal force, and air conditions affect acceleration and stopping distance+ Show more

Learning Objectives

• Explain how material properties such as strength, stiffness, density, and environmental resilience affect structural design
• Describe how materials behave under compression, tension, and bending and how this influences long-term performance
• Compare timber, structural steel, and reinforced concrete for use in load-bearing prairie and cold-climate applications

Learning Objectives

• Identify qualitative indicators of chemical reactions (gas production, heat change, colour change, precipitate formation).
• Describe observation patterns accurately using scientific vocabulary and cause-and-effect reasoning.
• Connect observable evidence to possible particle interactions and mass changes in a chemical process.

Learning Objectives

• Identify the main parts and functions of simple machines (lever, pulley, wedge, screw, inclined plane, wheel-and-axle).
• Explain mechanical advantage as the relationship between input force and output force.
• Calculate mechanical advantage for ideal simple machines using force ratios or distance reasoning.+ Show more

Learning Objectives

• Explain how traditional ecological knowledge (TEK) supports understanding of seasonal cycles and ecological relationships.
• Identify how oral histories and place-based knowledge can help interpret habitat indicators and species interactions.
• Compare how different knowledge systems can complement one another when studying long-term environmental patterns.

Learning Objectives

• Explain how density differences caused by temperature variations drive convection in fluids
• Differentiate natural convection from forced convection and identify where each occurs in real systems
• Describe how boundary layers and buoyancy affect flow patterns and heat transfer+ Show more

Learning Objectives

• Explain how wetlands regulate water by storing, buffering, and slowly releasing water.
• Describe how wetlands cycle nutrients and improve water quality through biological and chemical processes.
• Identify how different wetland types (peatlands vs. marshes) provide habitat and support biodiversity.+ Show more

Learning Objectives

• Explain how conduction, convection, radiation, and storage/thermal mass affect energy budgets in a system.
• Use conservation principles to connect net heat gain to energy performance in passive solar and district energy contexts.
• Interpret and compare metrics such as required fuel energy and predicted temperature response using integrated reasoning.+ Show more

Learning Objectives

• Identify observable evidence of a chemical change such as gas formation, color change, precipitate formation, temperature change, and odor change.
• Explain chemical changes at the particle level by focusing on bonds breaking and bonds forming to create new substances.
• Distinguish chemical changes from physical changes using evidence-based reasoning.

Learning Objectives

• Describe how distance, time, and speed are related and used to study motion.
• Calculate average speed using the formula distance ÷ time and interpret what units mean.
• Identify common sources of measurement error and explain how they affect speed calculations.+ Show more

Learning Objectives

• Understand the key factors that influence climate change over time.
• Identify how natural and human activities affect climate patterns.
• Analyze cause-and-effect relationships related to climate drivers.+ Show more

Learning Objectives

• Understand the differences between mixtures and pure substances.
• Identify observable traits that indicate whether a substance is a mixture or pure.
• Learn separation techniques like filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Understand the processes involved in orogeny and mountain formation.
• Identify key features and landforms associated with mountain belts.
• Explain how crustal deformation and surface processes shape mountain architecture.+ Show more

Learning Objectives

• Explain the processes involved in the rock cycle and how they are interconnected.
• Identify key forces such as tectonics and surface agents that influence rock transformation.
• Describe how surface processes like erosion and weathering contribute to sedimentary recycling.+ Show more

Learning Objectives

• Define metamorphism and describe how it alters rocks without melting.
• Differentiate between contact and regional metamorphism.
• Identify key mineral assemblages and textures associated with metamorphic rocks.+ Show more

Learning Objectives

• Understand the concept of trophic levels in an ecological food chain.
• Explain how energy transfer efficiency affects ecosystem productivity.
• Identify factors influencing trophic efficiency in different environments.+ Show more

Learning Objectives

• Understand the difference between closed and open systems in terms of matter transfer.
• Explain how mass is conserved in closed systems during reactions.
• Identify examples of closed and open systems in real-world contexts.+ Show more

Learning Objectives

• Understand how disturbances influence ecosystems and habitats.
• Identify different types of disturbances and their effects on species.
• Analyze cause-and-effect relationships related to environmental disturbances.+ Show more

Learning Objectives

• Understand how magma composition influences landform creation during volcanic activity.
• Identify different types of volcanic structures and their formation processes.
• Explain the relationship between tectonic settings and volcanic landforms.+ Show more

Learning Objectives

• Understand how structural, behavioral, and functional adaptations support survival.
• Identify examples of adaptations that facilitate life processes like protection and water regulation.
• Explain trade-offs involved in functional traits and their impact on survival.+ Show more

Learning Objectives

• Understand the concept of radiant transfer and how it conveys energy through electromagnetic waves.
• Identify factors like solar radiation intensity, surface absorptivity, and emissivity that influence radiative heating.
• Analyze how seasonal changes and surface types affect radiative balances in different regions.+ Show more

Learning Objectives

• Understand the intrinsic properties that affect material thermal behavior.
• Compare different construction materials based on thermal conductivity, heat capacity, and density.
• Analyze how porosity, moisture, and layered assemblies influence thermal conductivity.+ Show more

Learning Objectives

• Explain how convection transports heat through fluids and the role of density differences.
• Identify natural and forced convection examples in environmental and engineered systems.
• Characterize boundary layers, buoyancy forces, and flow patterns in convection processes.+ Show more

Learning Objectives

• Understand the key chemical properties used to describe substances.
• Identify how substances react under different chemical conditions.
• Analyze observable outcomes to infer chemical behaviors.+ Show more

Learning Objectives

• Identify observable signs of chemical change such as gas formation, color change, temperature change, precipitate formation, and irreversible transformation.
• Understand that multiple indicators together strengthen evidence of a chemical change.
• Describe measurement methods that confirm chemical changes occur.

Learning Objectives

• Understand how the kinetic motion of particles relates to heat and temperature.
• Distinguish between heat transfer methods: conduction, convection, radiation.
• Explain how environmental examples like snowy mountains and prairie warming illustrate thermal phenomena.+ Show more

Learning Objectives

• Understand how environmental changes affect ecosystems and organisms.
• Identify different types of environmental shifts such as temperature, water quality, and habitat alterations.
• Analyze the effects of key species fluctuations on ecosystem dynamics.+ Show more

Learning Objectives

• Explain the principle of conservation of energy and how energy is transferred in a system.
• Describe how energy changes form during processes like heating and motion.
• Understand the role of friction in energy transfer and energy loss.+ Show more

Learning Objectives

• Understand how matter cycles through ecosystems via different nutrient cycles.
• Identify the processes involved in carbon, nitrogen, and phosphorus cycles.
• Explain how these cycles influence ecosystem productivity and growth.+ Show more

Learning Objectives

• Understand how models translate observations into representations for predictions.
• Identify different types of models: physical, diagrammatic, and computational.
• Explain how lunar phase diagrams link Earth, Moon, and Sun positions to observable phenomena.+ Show more

Learning Objectives

• Understand the different methods of heat transfer: conduction, convection, and radiation.
• Identify real-world examples of heat transfer processes.
• Explain how temperature differences influence the direction of heat flow.+ Show more

Learning Objectives

• Understand the purpose of model evaluation in scientific predictions.
• Identify factors that can cause differences between predicted outcomes and evidence.
• Describe how computational simulations help test assumptions in models.+ Show more

Learning Objectives

• Understand how energy and matter move through ecosystems via food webs.
• Identify the roles of producers, consumers, and decomposers in food chains.
• Explain how energy decreases at each trophic level due to losses.+ Show more

Learning Objectives

• Understand how building design elements influence thermal performance in Alberta's climate zones.
• Identify strategies such as passive solar gains, thermal barriers, and heat recovery systems in housing design.
• Analyze trade-offs involved in upfront material costs versus operational energy and occupant comfort.+ Show more