Grade 7 Science Worksheets

Learning Objectives

• Understand how solar heating influences regional climate patterns.
• Identify key atmospheric and oceanic circulation features affecting climate.
• Analyze how topography and ocean currents modify local climates.+ Show more

Learning Objectives

• Understand the basic components and flow of Earth's atmospheric and oceanic circulation.
• Identify the roles of different circulation cells and their impact on climate.
• Explain the Coriolis effect and its influence on wind and ocean current directions.+ Show more

Learning Objectives

• Identify key geological evidence supporting plate tectonics and continental movement.
• Understand the significance of seafloor structures like mid-ocean ridges and trenches.
• Explain how fossils, rock types, and geologic features record Earth's past continents.+ Show more

Learning Objectives

• Describe the key geologic surface processes such as weathering, erosion, transport, and deposition.
• Differentiate between mechanical and chemical weathering and their signatures.
• Explain how landforms like canyons, deltas, and moraines are created by surface processes over time.+ Show more

Learning Objectives

• Describe the processes involved in the water cycle, including evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow.
• Explain how water moves among Earth's atmosphere, hydrosphere, and geosphere driven by solar energy and gravity.
• Identify interactions such as river discharge to oceans and groundwater contributions to springs.+ Show more

Learning Objectives

• Understand the concept of equilibrium as the balance of forces resulting in constant velocity or rest.
• Identify the differences between static and dynamic equilibrium.
• Apply qualitative and simple quantitative analyses to predict outcomes of objects at rest or moving uniformly.+ Show more

Learning Objectives

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

Learning Objectives

• Understand how astronomical units, planetary diameters, and light-years are used to compare cosmic distances and sizes.
• Interpret scaled diagrams and logarithmic representations of the solar system and galaxy.
• Analyze orders of magnitude differences and their effects on observational limits and apparent motion.+ Show more

Learning Objectives

• Understand the role of gravity in orbital motion within the solar system and galaxies.
• Identify mathematical relationships that describe orbital velocity and centripetal effects.
• Analyze observational evidence such as orbital trajectories and Keplerian patterns.+ Show more

Learning Objectives

• Understand how to systematically evaluate different design solutions using modeling and analysis.
• Identify and quantify trade-offs among performance, cost, durability, and manufacturability.
• Apply consistent metrics and model-based reasoning to compare options.+ Show more

Learning Objectives

• Describe the mechanisms of heat transfer: conduction, convection, and radiation.
• Identify examples of heat transfer in real-world situations.
• Explain measurable evidence of energy transfer such as temperature change and rate differences.+ Show more

Learning Objectives

• Describe the cyclic patterns produced by the relative motions of the Sun, Earth, and Moon.
• Explain how orbital geometry and axial tilt influence day-night cycles and phases.
• Connect observational records to predictable patterns in the solar system.+ Show more

Learning Objectives

• Explain how DNA molecules are organized into chromosomes and how they encode genes.
• Describe the process of chromosome segregation during gamete formation and fusion.
• Understand how genetic variation in DNA sequences leads to observable traits.+ Show more

Learning Objectives

• Understand how environmental factors influence phenotypic traits.
• Distinguish between inherited genetic traits and environmentally modulated traits.
• Identify examples of traits affected by environment such as nutrition, UV exposure, and temperature.+ Show more

Learning Objectives

• Understand how probability concepts predict genetic variation among offspring.
• Apply Punnett squares to determine genotype and phenotype ratios.
• Interpret probability outcomes in monohybrid crosses and larger populations.+ Show more

Learning Objectives

• Explain how changes in an object's motion energy are linked to energy transfers in various scenarios.
• Identify examples of energy transfer during braking, collisions, and bouncing.
• Describe the concept of energy bookkeeping in analyzing energy changes in objects.+ Show more

Learning Objectives

• Understand the principles of energy transfer and conservation in devices.
• Identify different types of energy conversions such as mechanical to electrical, light to electrical, and electrical to thermal.
• Explain the concept of energy efficiency and dissipative processes in energy transformations.+ Show more

Learning Objectives

• Construct and interpret graphs showing the relationship between kinetic energy, potential energy, mass, and speed.
• Analyze how changes in mass and speed affect kinetic energy using real-world examples.
• Calculate kinetic energy based on given mass and velocity data.+ Show more

Learning Objectives

• Explain equilibrium as having zero net force and describe how it affects an object’s motion
• Identify common force pairs (such as gravity and normal force) and state whether they are balanced or unbalanced
• Interpret and describe free-body diagrams using arrow direction and relative length+ Show more

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 conservation status is determined using population trends, threats, and recovery potential
• Interpret evidence about species vulnerability by connecting land use, genetic diversity, and habitat connectivity
• Use conservation-status concepts to describe how assessments support regional conservation priorities

Learning Objectives

• Explain why animals migrate using food availability and breeding needs as drivers.
• Describe how timing cues and energetic demands affect migration schedules.
• Analyze how migratory connectivity links ecosystems across regions and influences population dynamics.

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 ecological models represent relationships among components in an ecosystem
• Distinguish between conceptual and quantitative modelling approaches
• Identify important model inputs and limitations, including uncertainty+ Show more

Learning Objectives

• Define mutualism, commensalism, and parasitism using evidence from interactions between species.
• Explain how symbiosis types can affect population size, resource distribution, and community structure.
• Apply symbiosis concepts to Alberta-relevant examples in local ecosystems.

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 building orientation and south-facing glazing can support passive solar heating in Alberta’s climates.
• Describe how thermal barriers and reduced thermal bridging improve a building envelope’s thermal performance.
• Compare how heat-recovery ventilation can conserve energy while maintaining indoor air quality.+ Show more

Learning Objectives

• Explain how kinetic and potential energy are related to motion and elevation in mechanical systems.
• Use conservation of mechanical energy to predict qualitative energy changes during motion.
• Connect energy relationships to forces, safe speed, and structural loading in real-world transportation and industrial contexts.

Learning Objectives

• Explain how push and pull forces can change an object's state of motion
• Distinguish between contact forces and non-contact forces using real-world examples
• Describe how net force relates to acceleration in qualitative terms

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

• Translate distance–time and speed–time data tables into graphs of motion.
• Interpret graph features such as slope (rate) and compare how different curves show different motion.
• Use graphs to estimate average rate and reason about changing speed using familiar scenarios.+ 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

• Explain the basic parts of a lever (fulcrum, effort, load) and how torque relates to lever action
• Describe how pulley systems change effort and direction of force
• Calculate ideal mechanical advantage for simple lever and pulley setups using basic arithmetic+ Show more

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

• 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 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

• 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

• Explain how mass conservation applies to closed or near-closed physical and chemical systems.
• Use mass budgeting ideas to reconcile measured and expected masses in real-world scenarios.
• Connect conservation of mass to reaction stoichiometry, waste accounting, and environmental mass balances.

Learning Objectives

• Identify the roles of tension and compression in truss members using qualitative reasoning
• Explain how the method of joints uses equilibrium at joints to infer member forces
• Compare common truss forms (Pratt, Warren, Howe) in terms of where tension and compression tend to occur+ Show more

Learning Objectives

• Explain conservation of mass in a closed system during physical and chemical changes.
• Use reactants and products to predict mass relationships in sealed-container reactions.
• Interpret experimental observations to support the idea that atoms are conserved.

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 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 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

• Identify signs that a physical change has occurred, such as reversible phase changes and changes in shape or size.
• Explain how particle rearrangement and energy changes can produce physical changes without forming new substances.
• Use evidence from mass measurements in closed systems to support whether a change is physical or chemical.

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

• Explain how pure substances have uniform composition and characteristic physical and chemical properties.
• Differentiate elements and compounds based on composition and how they can be identified.
• Use physical and chemical test ideas to interpret how mixtures may show deviations from pure-substance benchmarks.+ Show more

Learning Objectives

• Explain saturation and unsaturated states in terms of dissolved solute at a given temperature and pressure.
• Describe what happens when more solute is added to a saturated solution and why crystals may form.
• Interpret supersaturation as a temporary condition that can lead to sudden precipitation.+ Show more

Learning Objectives

• Explain how technologies can provide benefits and create costs or risks to people and the environment
• Identify ethical issues in technology, including fairness in access, privacy, and responsibility for hazards across a product life cycle
• Use evidence to connect engineering choices to real-world consequences for communities and ecosystems