Grade 7 Science Worksheets

Learning Objectives

• Describe the process of orogeny and how tectonic plates contribute to mountain building.
• Identify key features of mountain belts formed through crustal shortening and uplift.
• Explain the role of subduction zones and volcanic arcs in orogenic complexity.+ Show more

Learning Objectives

• Define physical change and identify its signs
• Recognize examples of physical changes in daily life
• Differentiate between physical and chemical changes+ Show more

Learning Objectives

• Identify different environments where deposition occurs
• Describe landforms created by deposition such as deltas, dunes, moraines, and floodplains
• Explain how sediments are layered and what they reveal about flow regimes+ Show more

Learning Objectives

• Identify different types of beam loads and support conditions
• Describe the effects of bending, shear, and deflection on beams
• Relate real-world examples of beams to their support and load types+ Show more

Learning Objectives

• Identify evidence in a passage about forces and motion.
• Explain how forces can change an object’s motion in an engineering design scenario.
• Use criteria from a passage to compare alternative design choices.

Learning Objectives

• Understand how to interpret test results to identify weak points in design.
• Learn how modifications based on data can improve performance.
• Connect evidence from data to specific changes in scientific experiments.+ Show more

Learning Objectives

• Understand the properties of timber relevant to construction
• Compare the strength, stiffness, and environmental resilience of timber, steel, and concrete
• Analyze how material behavior under load influences long-term performance and maintenance+ Show more

Learning Objectives

• Explain how control methods reduce the influence of unrelated variables in an experiment.
• Identify control and comparison conditions and describe what must stay the same across groups.
• Use consistent timing, tool calibration, and standardized handling to support credible conclusions.

Learning Objectives

• Describe how observable physical properties (such as color, density, melting point, and boiling point) help identify and distinguish substances.
• Explain how properties like magnetism, conductivity, and solubility can provide measurable evidence about a material.
• Use physical property information to reason about how mixtures can be separated.

Learning Objectives

• Understand the concept of food webs and how they illustrate interconnected feeding relationships.
• Explain the significance of redundancy and alternative pathways in a food web for ecosystem stability.
• Analyze how changes to one species affect the broader ecosystem through energy flow and species interactions.+ Show more

Learning Objectives

• Understand the intrinsic material properties that influence thermal behavior, such as conductivity, specific heat, density, and phase change.
• Compare common Alberta construction materials—fiberglass batts, spray foam, wood framing, and masonry—in terms of thermal resistance and structural considerations.
• Analyze how porosity, moisture content, and layered assemblies affect effective thermal conductivity.+ Show more

Learning Objectives

• Understand how physical and chemical properties can predict chemical reactions.
• Identify indicators signaling chemical transformations during material interactions.
• Apply knowledge of reactivity patterns to anticipate reaction products and energy changes.+ Show more

Learning Objectives

• Explain how strength, stiffness, density, and environmental resilience affect material selection for load-bearing structures.
• Describe how materials behave under compression, tension, and bending and how that impacts long-term performance and maintenance.
• Use evidence from local conditions (frost and snow) to justify material choices for beams, bridges, and foundations.

Learning Objectives

• Explain how vibrating objects produce sound waves in a medium
• Compare how frequency and amplitude affect pitch and loudness
• Describe how sound transmission depends on the presence of a medium

Learning Objectives

• Understand how energy changes occur during chemical reactions, including exothermic and endothermic processes.
• Identify the relationship between energy transfer and bond breaking and formation.
• Distinguish chemical changes from physical changes based on energy evidence and other signs.

Learning Objectives

• Understand that mass remains constant in closed systems during physical and chemical changes.
• Identify and explain examples of mass conservation in chemical reactions.
• Interpret data from sealed-container reactions to observe mass changes or the lack thereof.+ Show more

Learning Objectives

• Understand the criteria used to assess species conservation risk.
• Interpret evidence related to population trends, threats, and recovery potential.
• Identify factors influencing species vulnerability such as land use and genetic diversity.+ Show more

Learning Objectives

• Explain how free-body diagrams represent forces acting on an object using properly labeled arrows.
• Determine the net force magnitude and direction by combining perpendicular (and parallel) force components.
• Use conventions for inclined surfaces to correctly decompose gravity into parallel and perpendicular components.

Learning Objectives

• Interpret how slope and curvature in position-time graphs relate to velocity and changing velocity
• Interpret how slope in velocity-time graphs relates to acceleration
• Use correct graph patterns to describe constant velocity and changing motion

Learning Objectives

• Identify how the atmosphere, hydrosphere, geosphere, and biosphere interact as part of Earth’s system
• Explain how water, gases, and rock surfaces move between spheres and affect living things
• Use evidence to describe cause-and-effect relationships across Earth’s spheres

Learning Objectives

• Understand how seasonal thermal cycles influence energy storage and transfer in regional environments.
• Identify the roles of solar input, albedo variation, and latent heat in climate patterns.
• Explain how radiative, latent, and sensible energy fluxes combine to affect ecosystems and landscapes.+ Show more

Learning Objectives

• Explain how energy transfer affects particle motion and arrangement during phase changes.
• Identify which phase changes involve energy being absorbed or released (melting, freezing, vaporization, condensation, sublimation, deposition).
• Use temperature and pressure ideas to predict how a material may change state.+ Show more

Learning Objectives

• Explain how weather variables (temperature, wind, humidity, and precipitation) can be compared across time and location to describe patterns.
• Differentiate weather from climate using timescales and averages/variability.
• Describe how pressure changes and the movement of air masses influence weather patterns.+ Show more

Learning Objectives

• Explain how strength, stiffness, and density affect the suitability of materials for load-bearing structures.
• Describe how material behavior under compression, tension, and bending influences long-term performance.
• Connect material choice to environmental resilience, including freeze–thaw, snow loads, and maintenance needs.

Learning Objectives

• Explain how reliability and variability affect confidence in experimental conclusions
• Identify common sources of error and describe how they change measurements and uncertainty
• Use evidence from repeated trials to decide whether design changes are justified

Learning Objectives

• Explain how test data can show whether a design meets success criteria.
• Describe specific design changes and connect each change to evidence from results.
• Justify revisions while considering constraints such as safety, available materials, and cost.

Learning Objectives

• Explain how vibrating objects produce sound through pressure waves in a medium
• Relate frequency to pitch and amplitude to loudness
• Describe how sound transmission depends on the presence of a medium+ Show more

Learning Objectives

• Identify major reaction types (synthesis, decomposition, single/double displacement, acid–base neutralization, combustion) and describe what changes at the particle level.
• Predict the general class of products by recognizing bonds broken and bonds formed in a reaction.
• Explain how conservation of mass and the rearrangement of atoms connect to reaction types.

Learning Objectives

• Explain how torque and the fulcrum affect the mechanical advantage of a lever
• Calculate ideal mechanical advantage for common lever and pulley systems using simple arithmetic
• Relate geometry (lever arm length, pulley rope segments) to the direction and size of input and output forces+ Show more

Learning Objectives

• Explain how magma is generated through partial melting of mantle or crust using decompression, volatile addition, and heat transfer.
• Compare intrusive and extrusive igneous rocks based on cooling rate, texture, and grain size.
• Describe how fractional crystallization and magma mixing can change magma composition and produce different rock types.+ Show more

Learning Objectives

• Explain what ecosystem resilience means and how disturbances affect community structure
• Describe how population growth and decline can indicate changes in ecosystem stability
• Use evidence from disturbances to predict whether an ecosystem will recover quickly or undergo longer changes+ Show more

Learning Objectives

• Explain how fair testing keeps all conditions the same except the intended design variable.
• Choose appropriate measurement tools and describe measurements using correct units and scales.
• Interpret results by attributing differences to the design rather than to the testing setup.

Learning Objectives

• Understand the principle of conservation of mass in closed systems.
• Identify how mass is conserved during chemical reactions.
• Calculate mass relationships between reactants and products.+ Show more

Learning Objectives

• Understand how gears transfer motion and change speed or torque.
• Identify parts of a gear system.
• Explain the function of gears in machines.+ Show more

Learning Objectives

• Explain how microscopic particle motion relates to temperature and average random kinetic energy.
• Differentiate between temperature and thermal energy using particle number and phase.
• Use particle-collision ideas to describe how thermal changes can affect pressure.+ Show more

Learning Objectives

• Understand how patterns in data can indicate reliability.
• Identify sources of error that affect experimental results.
• Develop reasoning skills to interpret variability and measurement quality.+ Show more

Learning Objectives

• Explain how internal (endogenetic) processes such as uplift, deformation, earthquakes, and volcanism can reshape Earth’s surface.
• Describe how external (exogenetic) processes such as erosion and sediment transport can build landforms like deltas and floodplains.
• Interpret surface-process evidence using rock strata, landform patterns, and connections to hazard histories.

Learning Objectives

• Explain how plate tectonics can cause rapid geologic hazards such as earthquakes and volcanic eruptions
• Describe how weathering, erosion, and deposition reshape Earth’s surface over longer timescales
• Use evidence (fault features, lava flows, ash layers, sediment layers) to connect geologic processes to landforms+ Show more

Learning Objectives

• Explain how scientists use long-term natural records and modern measurements to study climate change.
• Identify major climate drivers and describe how they can affect Earth’s energy balance and circulation.
• Compare evidence from ice cores, sediment layers, and tree rings to understand past temperature and precipitation patterns.

Learning Objectives

• Explain how energy decreases as it moves through trophic levels in a food web.
• Describe the role of producers and consumers in energy transfer.
• Understand why food chains are typically short and biomass varies with trophic position.+ Show more

Learning Objectives

• Understand how heat conduction occurs within solids and across interfaces.
• Identify materials with high and low thermal conductivity and their applications.
• Explain how conductivity coefficients and contact resistance influence temperature gradients.+ Show more

Learning Objectives

• Understand the different levels of ecological organization from individual to ecosystem.
• Identify examples of each level within Alberta ecosystems.
• Explain how patterns emerge at higher levels that are not evident at lower levels.+ Show more

Learning Objectives

• Identify the three principal tectonic plate boundary types: divergent, convergent, and transform.
• Describe the characteristic landforms and geologic processes produced by each boundary type.
• Explain how plate motion along boundaries relates to earthquakes, volcanic activity, and mountain building.

Learning Objectives

• Understand how Earth's orbit around the sun affects seasons and day length.
• Describe the axial tilt of Earth and how it influences the seasons.
• Explain the concept of Earth's rotation and planetary motion as it relates to day and night.+ Show more

Learning Objectives

• Explain how static and kinetic friction oppose motion and affect starting and stopping.
• Describe how normal force and surface texture influence the frictional force.
• Compare friction with aerodynamic drag and predict how each can change acceleration and stopping distance.

Learning Objectives

• Explain how tectonic uplift, volcanic construction, and surface processes work together to shape landscapes over time
• Compare how uplift rates versus erosion rates affect whether topography rises or is worn down
• Describe how climate influences weathering and transport efficiency, changing sediment supply to basins+ Show more

Learning Objectives

• Understand the concept of measurable design requirements
• Identify the importance of clear criteria and constraints in problem-solving
• Recognize trade-offs in the design process+ Show more

Learning Objectives

• Explain the difference between design criteria for success and constraints (such as time, materials, cost, and safety).
• Identify measurable or observable design criteria in a real-world engineering scenario.
• Analyze trade-offs between requirements and explain what counts as improvement based on evidence.