Grade 7 Worksheets

Learning Objectives

• Identify ecological organization levels from individual organisms to ecosystems
• Explain how properties at higher levels emerge from interactions among organisms and their environment
• Use examples from Alberta (trout, fish communities, Bow River ecosystem) to compare levels

Learning Objectives

• Analyze patterns in the fossil record to understand evolutionary relationships.
• Identify key concepts such as stratigraphy, index fossils, and transitional forms.
• Interpret data from fossil assemblages and understand their significance in macroevolution.+ Show more

Learning Objectives

• Identify observable signs indicating a chemical reaction has occurred.
• Explain the significance of mass conservation in chemical reactions.
• Differentiate between physical and chemical changes based on evidence and energy considerations.+ Show more

Learning Objectives

• Describe different types of species interactions such as predation, competition, parasitism, mutualism, and commensalism.
• Analyze food web diagrams to understand direct and indirect effects among species.
• Identify examples of species interactions in terrestrial and aquatic ecosystems.+ Show more

Learning Objectives

• Understand how physical and biological disturbances impact ecosystems.
• Identify examples of disturbances such as wildfire, flooding, invasive species, and disease outbreaks.
• Explain mechanisms of resilience, resistance, and succession in ecosystem recovery.+ Show more

Learning Objectives

• Identify different types of natural hazards and their characteristics.
• Interpret historical and instrumental data to analyze hazard patterns.
• Understand the concepts of recurrence intervals and hazard maps.+ Show more

Learning Objectives

• Understand how human activities affect ecosystems and environment.
• Identify scientific tools used to monitor environmental changes.
• Analyze mitigation strategies for reducing human impacts.+ Show more

Learning Objectives

• Analyze how population growth affects demand for water, energy, land, and resources.
• Evaluate environmental consequences of increased consumption and urbanization.
• Compare regional examples of resource use and environmental pressures.+ Show more

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

• Describe how light energy is converted into chemical energy during photosynthesis.
• Explain how organisms harvest energy from food through cellular respiration.
• Connect the processes of photosynthesis and respiration across different taxa.+ Show more

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 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 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 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

Learning Objectives

• Explain how gravity provides the centripetal force that keeps objects moving in curved orbital paths
• Compare circular and elliptical orbits using the idea of continuously changing direction
• Describe how inertia and gravity work together to keep planets bound to the Sun or orbiting companions+ Show more

Learning Objectives

• Explain how the particle model describes matter as atoms and molecules in constant motion
• Use the particle model to describe what happens during chemical changes (bond breaking and forming)
• Predict why total mass is conserved in a closed system during chemical reactions

Learning Objectives

• Explain how active transport moves substances against concentration gradients using cellular energy
• Identify roles of membrane proteins (pumps) and ATP in active transport
• Describe how vesicular transport (endocytosis and exocytosis) supports cell functions

Learning Objectives

• Define carrying capacity and explain why it limits population growth in ecosystems
• Identify limiting factors and describe how they affect population size over time
• Use evidence from scenarios to predict population changes when a habitat is below or above carrying capacity

Learning Objectives

• Explain how system models represent energy inputs, useful outputs, and waste heat
• Use energy flow diagrams to trace energy transformations and account for conservation of energy
• Identify dominant loss mechanisms by comparing useful output to total input+ Show more

Learning Objectives

• Explain how radiant transfer moves energy using electromagnetic waves without direct contact.
• Describe how solar intensity, absorptivity, and emissivity affect net radiative heating or cooling.
• Compare how different surfaces (e.g., roofs, vegetation, and snow) influence daytime warming and nocturnal cooling.

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

• 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 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 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

• 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 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

• 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

• 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

• 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

• 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 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 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

• 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

• 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 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

• Analyze how technological innovations influence economic activities and community structures over time.
• Evaluate the effects of renewable energy, digital tools, and automation on employment and social relationships.
• Understand cause-and-effect relationships between technological change and societal transformation.+ Show more

Learning Objectives

• Understand traditional and Indigenous methods of resource management.
• Compare modern resource practices with traditional strategies.
• Evaluate how sustainable resource stewardship benefits communities and the environment.+ Show more

Learning Objectives

• Understand how technological innovations influence community development and resource management.
• Identify the effects of technology on economic activities and social organization.
• Analyze the social implications of technological advancements, including access to information and community change.+ 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 mechanisms of active transport and how it differs from passive diffusion.
• Identify the roles of cellular energy and membrane proteins in transporting molecules.
• Explain the function of the sodium-potassium pump in maintaining cell stability.+ 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 key processes that shape landscapes over time.
• Identify the roles of tectonic uplift, volcanic activity, and surface erosion.
• Describe how climate influences weathering and material transport.+ Show more

Learning Objectives

• Understand the role of the nucleus in a cell's activities.
• Identify components of the nucleus such as chromosomes, nuclear envelope, and nuclear pores.
• Describe how the nucleus controls cell growth, development, and protein synthesis.+ 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

• Understand how abiotic factors like temperature, moisture, light, soil nutrients, and pH affect species distribution and population.
• Identify how seasonal and daily fluctuations create stress or opportunities for populations.
• Explain the interaction between abiotic conditions and biotic pressures in determining population resilience and carrying capacity.+ 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 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