Grade 7 Science Worksheets

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 the difference between closed and open systems in terms of matter transfer.
• Explain how mass is conserved in closed systems during reactions.
• Identify examples of closed and open systems in real-world contexts.+ Show more

Learning Objectives

• Understand the differences between mixtures and pure substances.
• Identify observable traits that indicate whether a substance is a mixture or pure.
• Learn separation techniques like filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Understand the particle model as a representation of matter.
• Explain how bonds between particles change during chemical reactions.
• Describe why mass remains constant during chemical changes.+ Show more

Learning Objectives

• Define physical change and distinguish it from chemical change.
• Identify common examples of physical changes in daily life.
• Explain why physical changes are often reversible.+ Show more

Learning Objectives

• Understand measurable physical properties such as density, melting point, boiling point, and solubility.
• Explain how physical properties help identify and sort substances.
• Compare and observe different tangible characteristics of materials.+ Show more

Learning Objectives

• Understand the different categories of chemical reactions, including synthesis, decomposition, single and double displacement, acid–base neutralization, and combustion.
• Identify and classify reaction types based on given chemical equations and descriptions.
• Explain particle-level processes involved in various reaction types and how atoms rearrange during reactions.+ Show more

Learning Objectives

• Understand and describe the different states of matter: solids, liquids, and gases.
• Identify particle arrangement, spacing, and movement in each state.
• Explain how temperature and pressure affect state changes.+ Show more

Learning Objectives

• Understand the concept of trophic levels in an ecological food chain.
• Explain how energy transfer efficiency affects ecosystem productivity.
• Identify factors influencing trophic efficiency in different environments.+ Show more

Learning Objectives

• Identify different tissue types in the human body.
• Describe the functions of epithelial, muscular, connective, and nervous tissues.
• Understand how tissues work together to form organs and systems.+ Show more

Learning Objectives

• Explain the process of decomposition and how nutrients are recycled in ecosystems.
• Identify roles of detritivores, fungi, bacteria, and abiotic factors in decomposition.
• Understand the transformations of carbon and nitrogen during decomposition.+ Show more

Learning Objectives

• Summarize human impacts on ecosystems, including habitat alteration, pollution, resource extraction, and introduction of non-native species.
• Describe consequences of human activities for species and ecosystem functions.
• Explain principles of stewardship such as mitigation, habitat protection, restoration, and monitoring.+ Show more

Learning Objectives

• Define acceleration and explain how velocity changes over time.
• Describe how force and mass influence acceleration.
• Identify patterns of constant and changing acceleration.+ Show more

Learning Objectives

• Understand how forces cause changes in motion.
• Differentiate between balanced and unbalanced forces.
• Explain how friction, air resistance, and gravity affect motion.+ Show more

Learning Objectives

• Understand how sound waves reach and are perceived by the human ear.
• Identify factors affecting the loudness and pitch of sounds.
• Explain how surfaces reflect sound and materials absorb sound.+ Show more

Learning Objectives

• Understand how waves transfer energy without moving matter permanently.
• Differentiate between transverse and longitudinal waves.
• Explain the significance of amplitude and wavelength in wave energy.+ Show more

Learning Objectives

• Understand how measurement accuracy affects data quality and conclusions.
• Explain tool resolution limits and how repeated measurements estimate uncertainty.
• Interpret graphs and tables that incorporate ranges or error estimates.+ Show more

Learning Objectives

• Understand the different types of variables in scientific investigations.
• Identify independent, dependent, and controlled variables in experiment design.
• Learn how to clarify key evidence in investigation plans.+ Show more

Learning Objectives

• Understand how structural, behavioral, and functional adaptations support survival.
• Identify examples of adaptations that facilitate life processes like protection and water regulation.
• Explain trade-offs involved in functional traits and their impact on survival.+ Show more

Learning Objectives

• Understand the different types of interactions such as competition, predation, and symbiosis.
• Identify examples of each interaction type in ecosystems.
• Explain how these interactions influence community composition and resource availability.+ Show more

Learning Objectives

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

Learning Objectives

• Identify the four main Earth system spheres: atmosphere, hydrosphere, geosphere, and biosphere.
• Explain how water, gases, and rocks move among Earth's spheres.
• Describe how changes in one sphere can affect others, such as climate and ecosystems.+ Show more

Learning Objectives

• Understand how repeated measurements improve data reliability.
• Identify sources of error that affect measurement accuracy.
• Interpret data patterns and variability in testing results.+ Show more

Learning Objectives

• Understand how test results inform design modifications.
• Identify specific weaknesses in performance data.
• Connect evidence from data to targeted design changes.+ Show more

Learning Objectives

• Understand how simple systems and mechanisms transfer motion and force.
• Identify different types of mechanisms like gears, pulleys, and levers.
• Explain how connecting components in a system clarifies energy transfer and performance.+ Show more

Learning Objectives

• Understand different types of adaptation traits in various species.
• Analyze how environmental pressures influence trait development.
• Identify examples of physiological, structural, and behavioral adaptations.+ Show more

Learning Objectives

• Understand how sunlight, soil, water, temperature, and topography affect ecosystems.
• Identify cause-and-effect relationships between environmental factors and living organisms.
• Describe regional community patterns in Alberta landscapes such as mountain valleys and prairie grasslands.+ Show more

Learning Objectives

• Understand the criteria used to evaluate species conservation risk.
• Interpret evidence related to population trends and threats.
• Analyze how land use, genetic diversity, and connectivity influence species vulnerability.+ Show more

Learning Objectives

• Understand the role of oral histories and place-based knowledge in ecological understanding.
• Identify examples of stewardship practices within Indigenous communities in Alberta.
• Explain how different knowledge systems contribute to interpreting environmental patterns.+ Show more

Learning Objectives

• Understand factors that influence seasonal and annual migration in animals.
• Identify examples of migration in Alberta, such as waterfowl flyways and ungulate movements.
• Analyze the timing, energetic demands, and ecological importance of migration.+ Show more

Learning Objectives

• Understand different long-term ecological monitoring techniques used in Alberta.
• Identify factors influencing sampling design and data quality.
• Recognize how consistent monitoring can detect ecological trends over time.

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 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 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 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 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 different quantities used to measure motion such as distance, time, and speed.
• Calculate average speed using distance and time data.
• Recognize common measurement errors and how to minimize them.+ 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

• 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 the signs that indicate a chemical change has occurred.
• Identify different types of evidence such as colour change, gas release, and precipitate formation.
• Explain at the particle level how bonds are broken and formed during chemical changes.+ Show more

Learning Objectives

• Explain the law of conservation of mass and its importance in physical and chemical changes.
• Predict mass relationships in closed systems based on reactants and products.
• Observe and describe experiments demonstrating mass conservation in sealed reactions.+ Show more

Learning Objectives

• Understand what constitutes a physical change and its signs.
• Identify examples of physical changes in real-world contexts.
• Recognize indicators that a change is physical rather than chemical.+ Show more

Learning Objectives

• Identify observable indicators of chemical reactions such as gas production, heat exchange, colour shifts, and precipitate formation.
• Explain how qualitative evidence supports understanding of reaction types and extents.
• Connect observational patterns to reaction pathways and particle interactions.+ Show more

Learning Objectives

• Understand different separation techniques based on physical properties.
• Identify methods like filtration, decanting, evaporation, and magnetic separation.
• Explain real-world examples of mixture separation in regional contexts.+ Show more

Learning Objectives

• Explain how convection transports heat through fluids and the role of density differences.
• Identify natural and forced convection examples in environmental and engineered systems.
• Characterize boundary layers, buoyancy forces, and flow patterns in convection processes.+ Show more

Learning Objectives

• Understand how material properties influence energy transfer in systems.
• Analyze and compare different modes of energy transfer such as conduction, convection, and radiation.
• Apply conservation principles to quantify energy performance in passive and active systems.+ Show more

Learning Objectives

• Understand the intrinsic properties that affect material thermal behavior.
• Compare different construction materials based on thermal conductivity, heat capacity, and density.
• Analyze how porosity, moisture, and layered assemblies influence thermal conductivity.+ Show more

Learning Objectives

• Understand the concept of radiant transfer and how it conveys energy through electromagnetic waves.
• Identify factors like solar radiation intensity, surface absorptivity, and emissivity that influence radiative heating.
• Analyze how seasonal changes and surface types affect radiative balances in different regions.+ Show more