Grade 7 Science Worksheets

Learning Objectives

• Understand how mass measurements relate to conservation of mass during chemical processes.
• Identify factors that can affect mass measurements and how to control them.
• Describe the importance of including all phases of reactants and products in mass accounting.+ Show more

Learning Objectives

• Explain how predator and prey populations influence each other through feedback over time.
• Describe how predator-prey cycles can change resources and affect other species in a community.
• Use cause-and-effect reasoning to predict outcomes when predator or prey populations increase or decrease.+ Show more

Learning Objectives

• Explain how energy flows through trophic levels in a food web.
• Describe how matter cycles through ecosystems via decomposition and nutrient release.
• Use examples to predict how changes in one population affect other organisms.

Learning Objectives

• Explain how latitude affects the angle of incoming sunlight and changes temperature patterns.
• Describe how elevation and distance from water influence temperature and precipitation.
• Use ocean currents and climate examples to connect multiple climate drivers to regional weather differences.

Learning Objectives

• Explain how balanced and unbalanced forces affect an object's motion
• Describe how a net force relates to changes in speed, direction, or rest
• Use real-world examples (like bicycles and skateboards) to connect force interactions to observable motion

Learning Objectives

• Describe different types of species interactions such as competition, predation, mutualism, and parasitism.
• Explain how niche partitioning reduces competition among species.
• Identify examples of keystone species and their influence on community structure.+ 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 contribute to day-night cycles and seasonal changes.
• Analyze observational records to understand predictable temporal patterns in the solar system.+ Show more

Learning Objectives

• Explain how structural adaptations help organisms carry out life processes such as respiration, protection, and water regulation
• Compare behavioral and morphological adaptations and describe how each can improve survival or reproduction
• Identify trade-offs in adaptations and explain how improving one function can limit another

Learning Objectives

• Describe how the particle model represents matter as discrete particles with spaces and motion.
• Use particle motion and arrangement to explain macroscopic properties such as state of matter and diffusion.
• Differentiate physical changes from chemical changes using the particle model (rearrangement vs new substances).

Learning Objectives

• Describe the structure and role of the nucleus in the cell.
• Explain how genetic material is organized within the nucleus.
• Identify the functions of nuclear envelope and nuclear pores.+ Show more

Learning Objectives

• Understand how phase changes involve energy absorption or release through particle interactions.
• Explain latent heat phenomena during melting, freezing, evaporation, and condensation.
• Link microscopic particle behavior to macroscopic energy budgets in phase transitions.+ Show more

Learning Objectives

• Describe the basic components of an atom: protons, neutrons, and electrons.
• Explain how atomic number and mass number define an element and its isotopes.
• Relate atomic structure to periodic trends and chemical formulas.+ Show more

Learning Objectives

• Understand how nonliving factors like temperature, water, light, soil, and salinity affect species distribution and ecosystems.
• Describe how gradients and microclimates influence organism tolerances and seasonal patterns.
• Explain the interactions between abiotic factors and biotic relationships in shaping biodiversity and ecosystem function.+ Show more

Learning Objectives

• Identify factors that influence population size and distribution
• Explain patterns of exponential and logistic growth in populations
• Describe how limiting factors affect population dynamics+ Show more

Learning Objectives

• Understand how scaling influences physical behavior in structures, fluids, and heat transfer.
• Analyze the relationships between size, surface area, volume, and their effects on forces and heat transfer.
• Calculate and predict performance differences in scaled models versus full-size applications.+ Show more

Learning Objectives

• Describe how technological innovations are influenced by causes such as needs and available materials.
• Trace the diffusion and cumulative modification of inventions across different technological lineages.
• Identify factors that enable invention and innovation, including incremental improvements and adaptation.+ Show more

Learning Objectives

• Understand the importance of safety standards in technology and construction.
• Identify key safety considerations such as load ratings, grounding, and protective measures.
• Explain the rationale for safety margins and inspection protocols.+ Show more

Learning Objectives

• Explain the basic concepts of the particle model of matter, including particle spacing, motion, and forces.
• Relate the particle model to observable properties such as density, pressure, and compressibility.
• Describe how particle arrangements influence phenomena like diffusion, thermal expansion, and response to forces.

Learning Objectives

• Identify the key parts of beams such as span, support conditions, and load types
• Understand the effects of different loads on beams like bending, shear, and deflection
• Relate real-world examples of beams in infrastructure to their mechanical behavior+ Show more

Learning Objectives

• Understand the essential steps involved in scientific inquiry, including question formulation and hypothesis development.
• Recognize the importance of operational definitions, measurement precision, and documentation for reproducibility.
• Learn laboratory safety protocols such as proper use of protective equipment, chemical labeling, and emergency signage.+ Show more

Learning Objectives

• Identify characteristics of invasive species
• Understand ecological and economic consequences
• Recognize pathways of species introduction+ Show more

Learning Objectives

• Describe the major components and processes of Earth's atmosphere, including energy transfer, convection, and wind patterns.
• Explain large-scale atmospheric circulation features such as pressure systems, cells, fronts, and jet streams, and their impact on weather and climate.
• Analyze how atmospheric phenomena like greenhouse gases and observational data influence climate variability and radiative balance.

Learning Objectives

• Understand the distinguishing properties of pure substances such as fixed melting and boiling points, density, and reactivity
• Differentiate between elements and compounds using physical and chemical tests
• Identify examples of pure elements and compounds in local and global contexts+ Show more

Learning Objectives

• Understand the different tissue types and their functions.
• Identify characteristics of epithelial, connective, muscle, and nervous tissues.
• Recognize the role of tissue organization in organ function.+ Show more

Learning Objectives

• Understand the importance of safety standards in technological practices.
• Identify examples of safety codes such as building and electrical safety requirements.
• Explain the rationale behind safety margins and inspection protocols.+ Show more

Learning Objectives

• Explain how energy pathways operate within mechanical and industrial systems.
• Identify principles of energy conservation in real-world energy systems.
• Analyze Sankey diagrams and energy flow representations to evaluate system efficiencies.+ Show more

Learning Objectives

• Understand the factors that influence population size and distribution
• Explain patterns of exponential and logistic growth in populations
• Analyze the effects of predators, resources, and diseases on population dynamics+ Show more

Learning Objectives

• Understand the concept of thermal conductivity and how it varies among different materials.
• Compare the thermal behaviors of common Alberta construction materials such as fiberglass, spray foam, wood, and masonry.
• Identify factors that influence thermal properties, including porosity, moisture content, and layered assemblies.+ Show more

Learning Objectives

• Explain how temperature affects particle motion and connects it to changes in macroscopic properties like volume and pressure.
• Describe thermal expansion and contraction and give real-world examples of where they matter in engineering design.
• Model how phase changes and viscosity vary with temperature and predict impacts on systems during thermal cycling.+ Show more

Learning Objectives

• Describe the three principal types of plate boundaries and their characteristic features.
• Explain how divergent boundaries form mid-ocean ridges and rift valleys.
• Identify the landforms and processes associated with convergent plate boundaries.+ Show more

Learning Objectives

• Analyze patterns and trends in the fossil record to understand macroevolution and extinction events.
• Identify and interpret stratigraphic sequences, index fossils, and transitional forms to infer evolutionary lineages.
• Evaluate the methods used to date and correlate fossil assemblages across sedimentary layers.+ Show more

Learning Objectives

• Understand how gravity affects objects' weight and motion near Earth.
• Explain the relationship between mass, gravitational force, and acceleration.
• Describe the role of support forces in balancing gravity in stable situations.+ Show more

Learning Objectives

• Understand the principles of ecological inquiry and hypothesis formulation.
• Identify measurable variables in ecological studies.
• Interpret ecological data and evidence critically.+ Show more

Learning Objectives

• Describe passive and active mechanisms of membrane transport.
• Explain how diffusion and osmosis differ.
• Identify the role of membrane proteins in substance passage.+ Show more

Learning Objectives

• Understand how to draw and interpret free-body diagrams.
• Learn to decompose forces on inclined surfaces into perpendicular components.
• Apply vector addition to determine net force magnitude and direction.+ Show more

Learning Objectives

• Understand how force, material choice, and structural evaluation influence design decisions.
• Analyze criteria-based comparisons of alternative designs in real-world applications.
• Apply quantitative motion data and mechanical calculations to support engineering reasoning.+ Show more

Learning Objectives

• Understand how elevation, mass, and speed influence mechanical energy in systems.
• Identify examples of potential and kinetic energy transfer in real-world scenarios.
• Analyze how energy conversion affects safety and structural loading in transportation and industry.+ Show more

Learning Objectives

• Understand the roles of supports, foundations, and load paths in construction.
• Identify how compression, tension, and shear forces affect structural elements.
• Evaluate material properties like stiffness, strength, and durability for safety.+ Show more

Learning Objectives

• Understand how levers and pulleys modify effort and direction to provide mechanical advantage.
• Explain the concepts of torque, fulcrum placement, and ideal mechanical advantage calculations.
• Relate the geometry of levers and pulleys to force multiplication in practical, regional examples.+ Show more

Learning Objectives

• Understand basic concepts of truss structures and load distribution
• Identify internal force paths in trusses
• Apply criteria for assessing efficiency and redundancy in truss designs+ Show more

Learning Objectives

• Understand the concepts of bending, shear, and deflection in beams.
• Identify factors affecting beam stability under regional loads.
• Relate span, support conditions, and load types to real-world examples.+ Show more

Learning Objectives

• Understand the basic concepts of simple machines and their functions.
• Identify different types of simple machines and their components.
• Explain how simple machines alter force and movement in everyday tools.+ Show more

Learning Objectives

• Explain the concept of static and dynamic equilibrium in different structures.
• Identify graphical representations of balanced force pairs in real-world examples.
• Describe how forces acting on objects relate to safety and durability in infrastructure.+ Show more

Learning Objectives

• Understand how to interpret distance–time and speed–time graphs
• Learn to calculate and analyze the slope of a motion graph
• Identify the area under a velocity-time graph as displacement+ Show more

Learning Objectives

• Understand how static and kinetic friction operate in real-world scenarios.
• Explore the effects of aerodynamic drag on moving objects such as vehicles and outdoor equipment.
• Analyze the relationship between surface texture, normal force, and frictional force.+ Show more

Learning Objectives

• Understand the components of evidence-based arguments including claims, evidence, and reasoning.
• Critically analyze and construct logical, coherent arguments supported by data and graphical representations.
• Evaluate alternative models and recognize limits of inference in argumentation.+ Show more

Learning Objectives

• Identify signs of chemical reactions such as gas production, heat exchange, and color change.
• Observe and describe the formation of gases during chemical reactions.
• Connect observable indicators to the underlying particle interactions and reaction pathways.

Learning Objectives

• Understand how comparative anatomy provides evidence for evolution.
• Identify homologous and analogous structures in different species.
• Explain how morphological, genetic, and paleontological data are integrated in evolutionary studies.+ Show more