Grade 7 Science Worksheets

Learning Objectives

• Understand the different types of symbiosis and their defining features.
• Identify examples of mutualism, commensalism, and parasitism in Alberta ecosystems.
• Explain the ecological and evolutionary consequences of symbiotic relationships on populations and resource distribution.+ Show more

Learning Objectives

• Understand the concept of equilibrium and static balance in structures.
• Identify different types of forces acting on objects and their graphical representations.
• Explain how balanced force pairs contribute to safety and durability in infrastructure.+ Show more

Learning Objectives

• Understand the concepts of kinetic and potential energy and their interconversion.
• Recognize how elevation, mass, and speed affect mechanical energy in systems.
• Apply energy conservation principles to real-world scenarios like transportation and industrial processes.+ Show more

Learning Objectives

• Understand different types of contact and non-contact forces such as friction and gravity.
• Explain how net force influences an object's acceleration.
• Apply qualitative reasoning to regional examples of forces affecting motion.+ Show more

Learning Objectives

• Understand the concepts of static and kinetic friction and their effects on motion.
• Identify examples of friction and drag in everyday scenarios.
• Explain how surface texture and normal force influence frictional force.+ Show more

Learning Objectives

• Understand how to create and interpret distance–time and speed–time graphs.
• Learn the significance of slope and area under curves in motion graphs.
• Develop skills to extract average and instantaneous rates from graphs using examples like downhill runs.+ Show more

Learning Objectives

• Understand how inclined planes reduce the effort needed to lift loads by changing force components.
• Identify the parts of force parallel and perpendicular to an inclined plane.
• Calculate mechanical advantage of inclined planes using input force and load.+ Show more

Learning Objectives

• Analyze integrated systems by synthesizing mechanical data, structural assessments, and material choices.
• Evaluate design alternatives based on criteria such as safety, efficiency, and regional applicability.
• Apply quantitative motion analysis and structural calculations to compare different engineering solutions.+ Show more

Learning Objectives

• Understand the principles of levers and pulley systems and how they provide mechanical advantage.
• Be able to calculate torque, effort, and load relationships in lever and pulley systems.
• Relate geometric arrangements to force multiplication in real-world examples like farm jacks and wheelbarrows.+ Show more

Learning Objectives

• Understand the concept of mass measurement and its role in chemical reactions.
• Identify the factors affecting the conservation of mass in closed systems.
• Apply principles of accurate measurement to prevent errors involving gases or dissolved species.+ Show more

Learning Objectives

• Understand the purpose and drawing conventions of free-body diagrams.
• Identify the components of forces acting on objects on inclined surfaces.
• Apply vector addition to determine net force and acceleration.+ Show more

Learning Objectives

• Identify different types of simple machines and their functions.
• Understand how simple machines provide mechanical advantage.
• Calculate mechanical advantage for various simple machines.+ Show more

Learning Objectives

• Understand the functions of supports, foundations, and load paths in structures.
• Identify how compression, tension, and shear forces act on beams, columns, and foundations.
• Recognize material properties such as stiffness, strength, and durability relevant to structural safety.+ Show more

Learning Objectives

• Understand the physical and chemical methods used in separating components of bitumen from oil sands.
• Identify the differences between physical separation techniques and chemical treatments in processing mixtures.
• Recognize how process variables such as density, particle size, additives, and temperature affect separation outcomes.+ Show more

Learning Objectives

• Identify observable signs of chemical changes such as colour change, gas evolution, and precipitate formation.
• Explain the particle-level interpretation of chemical bonds during chemical reactions.
• Recognize regional examples of chemical change such as oxidation and combustion.+ Show more

Learning Objectives

• Understand the principles of mass conservation in physical and chemical systems.
• Identify real-world applications of mass balancing in environmental and industrial processes.
• Analyze examples of closed systems such as reactors, emissions containment, and corrosion tests.+ Show more

Learning Objectives

• Understand the basic principles of the particle model of matter.
• Explain how particle arrangement and motion influence states of matter.
• Describe phenomena like diffusion, evaporation, and condensation using the particle model.+ Show more

Learning Objectives

• Identify observable indicators of chemical reactions such as gas production, heat exchange, colour changes, and precipitate formation.
• Understand how these observations provide qualitative evidence for different reaction pathways.
• Connect descriptive patterns in observations to underlying particle interactions and reaction processes.+ Show more

Learning Objectives

• Understand the definition of saturation and supersaturation in solutions.
• Identify conditions leading to saturation and crystallization.
• Recognize regional examples of saturation phenomena.+ Show more

Learning Objectives

• Understand how energy is involved in chemical reactions and changes.
• Distinguish between exothermic and endothermic reactions based on energy transfer.
• Explain the link between energy exchange, bond breaking, and bond formation.+ Show more

Learning Objectives

• Understand the key factors that influence the solubility of substances.
• Explain how temperature, pressure, and surface area impact the dissolving process.
• Identify real-life examples of solubility variation under different conditions.+ Show more

Learning Objectives

• Understand the principles of calorimetry and energy transfer measurements.
• Apply calorimetric reasoning to real-world thermal scenarios.
• Interpret energy conservation equations related to heat transfer and temperature change.+ Show more

Learning Objectives

• Understand the process of heat conduction and how it transfers energy in solids.
• Identify materials with high and low thermal conductivity.
• Explain how contact resistance and material properties influence temperature distribution.+ Show more

Learning Objectives

• Understand the different forms of energy and how they interconvert through energy transformations.
• Explain the principle of energy conservation in various systems.
• Identify real-world examples of energy transformations, such as hydroelectric, wind, and natural gas systems.+ Show more

Learning Objectives

• Understand the concept of specific heat capacity and its units of measurement.
• Apply formulas to calculate the energy required to change the temperature of a substance.
• Interpret tabular data and perform unit conversions involving Joules, kilojoules, grams, and degrees Celsius.+ Show more

Learning Objectives

• Understand how material properties influence heat transfer in building insulation.
• Identify examples of insulation techniques used in Alberta's climate.
• Evaluate the impact of R-values and thermal bridges on energy efficiency.+ Show more

Learning Objectives

• Understand how microscopic particle motion relates to temperature and thermal energy.
• Explain how particle speed distributions differ with temperature variations in Alberta's air masses.
• Describe the connection between particle motion and macroscopic heat transfer processes.

Learning Objectives

• Understand how to express thermal processes through numerical representations of energy transfer.
• Calculate energy transfer using specific heat, mass, and temperature change in Joules and kilojoules.
• Recognize practical examples of heat transfer, such as heating water, melting snow, and warming air in greenhouses.+ Show more

Learning Objectives

• Understand the principles of radiant energy transfer through electromagnetic waves.
• Identify factors affecting net radiative heating of surfaces.
• Explain how surface properties like absorptivity and emissivity influence temperature changes.+ Show more

Learning Objectives

• Understand how seasonal thermal cycles influence energy storage and release in regional environments.
• Identify the key factors driving seasonal energy budgets in Alberta's landscapes.
• Explain the energy transformation pathways—radiative, latent, and sensible—and their effects on climate and ecosystems.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in chemical reactions.
• Identify how atoms are conserved during reactions at the particle level.
• Recognize the significance of closed systems in mass measurement before and after reactions.+ Show more

Learning Objectives

• Explain the difference between closed and open systems in terms of matter transfer.
• Identify the effects of system boundaries on mass conservation.
• Analyze real-world examples of closed and open systems in scientific processes.+ Show more

Learning Objectives

• Understand the concept of chemical properties and how they describe substances.
• Identify different types of chemical reactions based on properties such as flammability and reactivity.
• Observe and infer chemical properties from experimental outcomes such as color change and gas evolution.+ Show more

Learning Objectives

• Understand the different types of biotic interactions such as predation, competition, mutualism, commensalism, and parasitism.
• Recognize how human activities can disrupt natural biotic relationships and affect ecosystems.
• Explain the importance of biotic relationships in maintaining biodiversity and ecosystem stability.

Learning Objectives

• Understand the concept of a food web and its role in ecosystems.
• Identify various species roles within a food web such as producers, consumers, and decomposers.
• Explain how interconnected feeding relationships contribute to ecosystem stability.+ Show more

Learning Objectives

• Understand the roles of biotic and abiotic components in an ecosystem.
• Identify the flow of energy through producers and consumers.
• Recognize the interactions between living organisms and their environment.+ Show more

Learning Objectives

• Understand the role of keystone species in ecosystem stability.
• Identify examples of keystone species and their effects on food webs.
• Explain trophic cascades and ecosystem consequences of removing keystone species.+ Show more

Learning Objectives

• Understand what invasive species are and how they impact ecosystems
• Identify mechanisms by which invasive species spread and establish
• Examine ecological consequences of invasive species on native biodiversity+ Show more

Learning Objectives

• Understand what habitat fragmentation is and its effects on ecosystems.
• Identify factors that contribute to habitat fragmentation and its consequences.
• Explain the concept of landscape connectivity and its role in ecosystem resilience.+ Show more

Learning Objectives

• Understand the roles of producers and consumers within an ecosystem.
• Identify the energy transfer process and its limitations among trophic levels.
• Describe how energy flow influences population structure in communities.+ Show more

Learning Objectives

• Understand the different types of population interactions such as competition, predation, and mutualism.
• Identify how resource partitioning, habitat differentiation, and temporal separation allow species to coexist.
• Analyze the impact of interactions on community stability and diversity.+ Show more

Learning Objectives

• Understand the concept of active transport and how it moves molecules against concentration gradients.
• Identify the types of cellular energy used in active transport, such as ATP.
• Learn about membrane proteins called pumps and their role in active transport.+ Show more

Learning Objectives

• Understand the definition of a population and how its size can change over time.
• Identify factors that influence population density and distribution patterns.
• Explain how reproductive capacity and survival rates affect population growth.+ Show more

Learning Objectives

• Understand how cells organize into tissues, organs, and systems.
• Identify different tissue types and their functions.
• Describe how multicellular organization supports organism activities.

Learning Objectives

• Understand the mechanisms of passive and active transport across cell membranes.
• Identify the roles of membrane proteins in substance passage and ion balance.
• Differentiate between diffusion, osmosis, and active transport mechanisms.+ Show more

Learning Objectives

• Understand the agents responsible for erosion and transportation of sediments.
• Identify distinctive signatures of sediment transported by water, glaciers, wind, and gravity.
• Explain how sediment sorting and grain size relate to landscape evolution and paleoenvironments.+ Show more

Learning Objectives

• Understand the different force systems that drive plate motion within the Earth.
• Identify the roles of mantle convection, slab pull, and ridge push in tectonic activity.
• Explain how these mechanisms operate and interact at different scales to influence plate movements.

Learning Objectives

• Understand the geological processes involved in mountain formation during orogeny.
• Identify different tectonic plate interactions that lead to mountain building.
• Describe surface processes like erosion and isostatic adjustment that shape mountain relief.+ Show more