Grade 7 Science Worksheets

Learning Objectives

• Understand the concept of buckling in slender compression members.
• Identify different failure modes such as buckling, fatigue cracking, shear and bending fractures.
• Learn about limit states design philosophy, safety factors, and redundancy.+ Show more

Learning Objectives

• Summarize the law of conservation of mass for closed systems.
• Explain how mass is tracked during physical and chemical changes.
• Use simple mass accounting ideas to relate reactants and products.

Learning Objectives

• Explain the concepts of static and kinetic friction and how they oppose motion.
• Describe how aerodynamic drag affects objects moving through air.
• Illustrate the relationship between surface texture, normal force, and frictional force.+ Show more

Learning Objectives

• Explain how building orientation affects heating and cooling needs across Alberta seasons
• Describe how the building envelope and thermal bridges influence heat loss or heat gain
• Compare ventilation with heat recovery to reduce energy use while maintaining indoor comfort+ Show more

Learning Objectives

• Understand how weather data patterns are identified and compared over time and location.
• Explain the factors that influence climate variability and long-term weather trends.
• Analyze pressure changes and air mass movements to interpret weather patterns.+ Show more

Learning Objectives

• Explain how technologies can create both benefits and costs for society and the environment
• Identify ethical considerations such as fairness, privacy, and responsibility across a product’s life cycle
• Connect engineering design choices to real-world consequences for people and ecosystems+ Show more

Learning Objectives

• Explain how particle motion and arrangement relate to phase changes and energy transfer
• Describe melting, freezing, evaporation, and condensation as energy-absorbing or energy-releasing processes
• Use particle-level phase reasoning to interpret macroscopic energy changes (including latent heat)+ Show more

Learning Objectives

• Define what a variable is in a scientific context.
• Identify different types of variables (independent, dependent, controlled).
• Understand the importance of controlling variables to ensure valid experiment results.+ 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 the concept of balanced forces and static equilibrium.
• Identify examples of static and dynamic equilibrium in real-life structures.
• Interpret force diagrams and graphical representations of force pairs.+ Show more

Learning Objectives

• Explain how structural, physiological, and behavioral adaptations help organisms survive in specific habitats.
• Describe how selective pressures (temperature, moisture, predation, and resource availability) can shape adaptive traits over generations.
• Identify adaptive trade-offs and predict how traits may differ across environments such as wetlands, forests, and open meadows.

Learning Objectives

• Define physical change and distinguish it from chemical change.
• Identify common examples of physical changes in daily life.
• Explain why physical changes are often reversible.+ Show more

Learning Objectives

• Identify and differentiate between igneous, sedimentary, and metamorphic rocks.
• Understand the origins and formation processes of each rock type.
• Recognize key mineral content, textures, and structures associated with each rock.+ Show more

Learning Objectives

• Define empirical knowledge and explain its role in scientific investigations.
• Identify evidence through observation and measurement.
• Understand how scientific explanations are supported or revised based on evidence.+ Show more

Learning Objectives

• Explain how Earth’s axial tilt and orbital motion cause seasonal changes in sunlight and day length.
• Describe how Earth’s daily rotation creates predictable patterns in the apparent movement of the Sun.
• Connect seasonal and daily sunlight patterns to calendar conventions and time measurement.

Learning Objectives

• Explain how reliability affects confidence in conclusions from test data.
• Identify sources of error that increase uncertainty in measurements.
• Use patterns, variability, and measurement quality to justify design changes.+ Show more

Learning Objectives

• Use energy bookkeeping to track how motion energy changes when energy is transferred into or out of an object.
• Explain qualitatively how braking, collisions, and bouncing involve redistribution of energy, including transfers to thermal and sound energy.
• Calculate and interpret simple quantitative energy changes related to speed and energy transfer.

Learning Objectives

• Identify and describe different trophic levels in a food web
• Explain how energy is transferred between trophic levels
• Understand why energy decreases as it moves through the food chain+ Show more

Learning Objectives

• Explain how iterative refinement improves structural design decisions
• Compare strength, stiffness, durability, and cost as optimization criteria
• Describe how codes and safety margins constrain feasible designs+ Show more

Learning Objectives

• Explain how environmental conditions cause corrosion, rot, cracking, and UV degradation
• Compare durability factors affecting steel, timber, concrete, and polymers
• Explain how coatings and cathodic protection reduce steel corrosion+ Show more

Learning Objectives

• Describe how beams respond to bending, shear, axial force, and torsion
• Relate support type and load placement to internal forces
• Explain how bending moment and shear affect beam deflection+ Show more

Learning Objectives

• Understand the process of converting natural resources into synthetic materials.
• Identify key steps such as feedstock selection, polymerization, and refining.
• Describe examples like polyethylene, PET, and nylon synthesis.+ Show more

Learning Objectives

• Use probability to predict genotype and phenotype proportions from monohybrid crosses.
• Interpret Punnett square outcomes as equally likely events and connect them to expected ratios.
• Explain how larger populations tend to match predicted ratios more closely than small populations.+ Show more

Learning Objectives

• Understand how erosion and sedimentation shape Earth's landscapes over time
• Identify processes such as river meandering, delta formation, and mountain erosion
• Connect landscape changes to Earth's geological cycle+ Show more

Learning Objectives

• Explain what it means for a solution to be saturated at a specific temperature and pressure
• Describe how solubility limits determine whether solute stays dissolved or forms a solid
• Differentiate saturated and supersaturated conditions and predict what happens when conditions change+ Show more

Learning Objectives

• Describe how different magma compositions influence the types of volcanic landforms.
• Identify various volcanic landforms and their formation processes.
• Explain the tectonic settings where volcanic activity occurs, such as subduction zones and hotspots.+ Show more

Learning Objectives

• Identify how Earth's axial tilt influences sunlight distribution and seasons.
• Describe the relationship between Earth's rotation and day-night cycles.
• Explain the cyclic patterns of lunar phases and their connection to the Sun-Earth-Moon system.

Learning Objectives

• Understand sensor response times and their impact on temperature measurements.
• Evaluate the importance of calibration and traceability in thermal measurements.
• Identify common errors and uncertainties in environmental temperature sensing.+ Show more

Learning Objectives

• Identify standard units and appropriate measuring instruments
• Read instrument scales using correct significant figures
• Distinguish random error from systematic error+ Show more

Learning Objectives

• Construct evidence-based arguments using a clear structure of claim, evidence, and reasoning (CER).
• Critique arguments by checking whether evidence matches the claim and whether reasoning is logically supported by science principles.
• Use quantitative results and graphical information to compare models and evaluate hypotheses.+ Show more

Learning Objectives

• Define physical and chemical properties and explain how they help classify substances.
• Identify elements, compounds, and mixtures using measurable properties such as density, solubility, hardness, conductivity, magnetism, and flammability.
• Use observable evidence from property tests to justify classifications.

Learning Objectives

• Explain how connections and joints help maintain continuous load paths in structures.
• Compare bolted, welded, and bearing connections in terms of load transfer and redundancy.
• Describe shear, bearing, and slip at connections and how detailing can affect structural capacity.+ Show more

Learning Objectives

• Explain how engineering design thinking begins with problem definition and the use of criteria and constraints.
• Write measurable specifications and use trade-off matrices to compare conceptual solutions.
• Evaluate feasibility using materials, cost, and environmental factors, then justify iterative selection of a solution.+ Show more

Learning Objectives

• Understand the importance of controlling variables in scientific experiments
• Identify different types of variables and methods to manage them
• Explain the concepts of control groups, replication, and randomization in experiments+ Show more

Learning Objectives

• Understand the concept of equilibrium and static balance in structures.
• Identify how forces act in pairs to produce balanced configurations.
• Differentiate between static and dynamic equilibrium through graphical and qualitative representations.+ Show more

Learning Objectives

• Understand how igneous rocks form from cooled magma.
• Identify the processes involved in the formation of igneous rocks.
• Recognize the appearance and characteristics of igneous rocks.+ Show more

Learning Objectives

• Explain how mean, median, and mode describe the center of a data set
• Use interquartile range and variance to describe spread and consistency
• Interpret outliers and small-sample limitations in comparative contexts

Learning Objectives

• Understand the main mechanisms that lead to speciation and biodiversity.
• Identify examples of reproductive barriers, geographic separation, and adaptive radiation.
• Explain how various factors influence the formation of new species over time.+ Show more

Learning Objectives

• Explain how structural, behavioral, and functional adaptations support specific life processes in organisms.
• Describe trade-offs and how improving one function can reduce performance in another.
• Connect adaptations (form) to their roles in survival, feeding, protection, and reproduction.

Learning Objectives

• Understand how natural records like ice cores provide evidence of past climate conditions.
• Identify different natural indicators used to assess historical climate changes.
• Learn about the impact of long-term climate drivers on Earth's energy balance and circulation.+ Show more

Learning Objectives

• Explain how chemical properties describe what happens to substances during chemical changes
• Identify chemical property evidence such as gas production, color change, and precipitate formation
• Relate reactivity with acids/bases, combustion/oxidation, corrosion tendencies, and pH changes to material suitability and separation choices

Learning Objectives

• Understand how agents like water, glaciers, wind, and gravity erode and transport sediment.
• Identify the distinctive signatures produced by different erosion and transport agents.
• Analyze landscape features formed by erosion and sediment transport processes.+ Show more

Learning Objectives

• Describe how light and dissolved oxygen change with freshwater depth
• Explain how seasonal thermal turnover affects nutrient mixing
• Predict vertical zonation from abiotic gradients in standing freshwater+ Show more

Learning Objectives

• Explain how phenotype results from interactions between genetic makeup and environmental factors.
• Identify examples of traits influenced by external environmental conditions.
• Distinguish between inherited genetic traits and environmentally modulated traits.+ 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

• Describe the different types of population interactions such as competition, predation, and mutualism.
• Explain how resource competition affects community composition and population dynamics.
• Identify mechanisms like niche partitioning and habitat differentiation that allow species to coexist.+ Show more

Learning Objectives

• Understand the concept of biodiversity and its different types
• Identify methods used to measure biodiversity such as richness, evenness, and habitat heterogeneity
• Explain the significance of biodiversity indices in assessing ecosystem health+ Show more

Learning Objectives

• Explain how tectonic uplift and volcanic construction contribute to changes in Earth’s landscapes over time.
• Describe how surface processes such as weathering, erosion, and deposition redistribute materials.
• Compare how changes in uplift versus erosion affect whether topography increases or decreases.+ Show more