Grade 7 Worksheets

Learning Objectives

• Describe how matter is recycled within organisms through processes like digestion, biosynthesis, and respiration.
• Explain the flow of carbon and nitrogen in biological systems and their transformation during metabolic pathways.
• Identify key biochemical pathways involved in matter cycling, such as macromolecule synthesis and decomposition.+ 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

• Describe the functions and interactions of circulatory, respiratory, digestive, and nervous systems in multicellular animals.
• Explain system-level dependencies such as oxygen transport and nutrient absorption.
• Compare human mammalian organ systems with plant vascular transport interactions.+ Show more

Learning Objectives

• Identify and describe the functions of key organelles in plant and animal cells.
• Connect cell structure to its role in processes like transport, synthesis, and compartmentalization.
• Compare eukaryotic and prokaryotic cells, highlighting differences in organization and specialization.+ Show more

Learning Objectives

• Identify key drivers of climate change such as greenhouse gases, land-use change, and natural variability.
• Analyze temperature and CO2 records to understand climate trends.
• Assess impacts of climate change on sea levels, precipitation, and agriculture.+ Show more

Learning Objectives

• Explain how the circulatory, respiratory, and digestive systems work together to support life functions
• Describe how specialized structures (capillaries and alveoli) increase the efficiency of gas and nutrient exchange
• Use scientific vocabulary to connect organ system roles to cellular needs for oxygen, nutrients, and removal of wastes

Learning Objectives

• Observe plant epidermis and protists using microscopy to identify cellular structures.
• Differentiate between unicellular and multicellular organisms based on microscopic observations.
• Understand the hierarchical organization from cells to tissues and organs.+ 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

• Explain how energy flows through organisms in a food web from producers to consumers and decomposers.
• Identify how removing or adding a species can change trophic connections and affect ecosystem stability.
• Use vocabulary from food webs (producer, consumer, decomposer, trophic level) to describe feeding relationships.

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

• Understand how resource availability influences population growth and decline.
• Interpret logistic growth curves and concepts of carrying capacity.
• Analyze how competition affects ecosystem populations using real-world examples.+ Show more

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

• Understand how geologic processes influence the distribution of mineral, energy, and groundwater resources.
• Connect plate tectonics, sedimentation, weathering, and biological activity to resource locations.
• Evaluate the impacts of resource extraction and sustainability considerations.

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

• Identify major sources of anthropogenic pollution relevant to Alberta (nutrient runoff, hydrocarbons, and airborne deposition).
• Explain how pollutants move through ecosystems (runoff, atmospheric deposition, and food-web transfer).
• Describe how pollution can change organism health and ecosystem chemistry, including risks from bioaccumulation.+ Show more

Learning Objectives

• Explain how birth rate, death rate, immigration, and emigration interact to change population size.
• Describe how abiotic constraints and resource availability influence where populations can persist.
• Interpret population trends to understand local extirpations and range expansions.+ 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

• Explain how environmental and human health effects can become part of science-based constraints in design.
• Identify ways materials and processes can impact air, water, soil, and local communities.
• Distinguish solutions that are technically feasible from solutions that are socially and environmentally responsible.

Learning Objectives

• Distinguish between physical and chemical properties of materials.
• Identify measurable descriptors such as density, melting point, and solubility.
• Analyze data to classify materials and predict responses to temperature and chemical contact.+ 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

• Differentiate between homogeneous and heterogeneous mixtures
• Identify examples of solutions, colloids, and suspensions
• Understand solubility, saturation, and concentration concepts+ Show more

Learning Objectives

• Explain how internal transport systems move nutrients from where they are obtained to body tissues that use them.
• Describe the roles of digestion, circulation, and cellular use of nutrients in maintaining organism function.
• Identify how organisms remove unusable materials as waste during transport.

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

• 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

• Explain how particle arrangement, spacing, and movement define solids, liquids, and gases
• Describe how temperature and pressure can cause transitions between states of matter
• Use observable properties (shape, volume, flow, compressibility) to identify the state of a substance

Learning Objectives

• Identify different types of representations used to convey matter interactions.
• Interpret graphs, equations, and tabulated data in scientific contexts.
• Select appropriate representations for quantitative comparison and communication.+ Show more

Learning Objectives

• Understand the concept of mole ratios and how they relate to balanced chemical equations.
• Apply ratio reasoning to calculate amounts of reactants and products in chemical reactions.
• Use conservation principles to predict reagent needs and product yields.+ Show more

Learning Objectives

• Describe the production pathways from natural resources to common synthetic materials.
• Explain the processes of polymerization, refining, and chemical alteration in manufacturing.
• Identify examples of synthetic materials like polyethylene, PET, and nylon and their production steps.+ Show more

Learning Objectives

• Compare embryonic development stages across different taxa.
• Identify conserved developmental structures such as pharyngeal pouches and limb buds.
• Analyze how developmental timing supports evolutionary relationships.+ Show more

Learning Objectives

• Describe the nature of gravitational, electric, and magnetic interactions as long-range forces.
• Explain how gravity acts universally and how electromagnetic forces can attract or repel.
• Relate gravitational attraction to mass and distance qualitatively.+ 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

• Explain how temperature relates to the average random kinetic energy of particles
• Describe how microscopic particle motion and particle number influence thermal energy
• Use molecular speed ideas to interpret differences in air mass temperatures+ Show more

Learning Objectives

• Analyze how forces, machine function, and structural safety work together in an integrated design.
• Use criteria to compare alternative design options for real-world conditions such as wind, snow, and loads.
• Apply basic calculations and evidence to justify a reasoned choice among design alternatives.

Learning Objectives

• Identify different types of anatomical structures that provide evidence for evolution.
• Differentiate between homologous and analogous structures through examples.
• Understand how morphological and genetic data contribute to phylogenetic analysis.+ 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 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

• 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

• 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 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

• 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

• 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

• Explain how the conservation of mass applies to closed-system chemical and physical changes
• Use mass accounting to relate reactant masses to product masses in sealed systems
• Distinguish theoretical yield from measured yield using evidence about incomplete reactions or measurement differences+ Show more

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