Grade 7 Science Worksheets

Learning Objectives

• Understand how orientation, envelope assembly, and mechanical systems influence thermal performance in building design across Alberta's climate zones.
• Identify strategies such as passive solar gains, thermal barriers, and heat-recovery ventilation used to optimize energy efficiency.
• Analyze case examples to evaluate trade-offs between material costs, operational energy, and occupant comfort within regional constraints.

Learning Objectives

• Identify the system boundary in real-world examples and explain what it includes.
• Distinguish closed systems from open systems based on matter crossing the boundary.
• Predict how mass changes (or does not change) when matter transfers occur.+ Show more

Learning Objectives

• Understand the principles of convective heat transfer in fluids.
• Identify how buoyancy and density variations drive convection currents.
• Relate convection mechanisms to environmental phenomena such as sea breezes and lake overturning.+ Show more

Learning Objectives

• Understand the concept of fair testing in scientific experiments.
• Identify the key conditions that ensure a test is fair.
• Recognize the importance of controlling variables during testing.+ Show more

Learning Objectives

• Understand how forces have both magnitude and direction and how they combine to form a net force.
• Explain how unbalanced forces change an object's velocity by altering speed and/or direction.
• Differentiate between balanced and unbalanced forces and their effects on objects.+ Show more

Learning Objectives

• Identify different physical and chemical properties used to classify substances.
• Distinguish between elements, compounds, and mixtures based on measurable attributes.
• Apply classification techniques such as density measurement, solubility testing, and magnetic separation.+ Show more

Learning Objectives

• Explain how integrated systems analysis links forces, machine function, and structure safety when evaluating design options.
• Use simple quantitative ideas (such as mechanical advantage and load distribution) to compare competing designs.
• Justify a design choice using criteria related to motion data and structural performance under realistic wind, snow, and load conditions.

Learning Objectives

• Identify different types of forces such as gravity, friction, air resistance, and applied forces.
• Understand how forces can change the motion of objects.
• Differentiate between balanced and unbalanced forces.+ Show more

Learning Objectives

• Analyze how increases in human population and per-capita consumption affect demand for water, energy, land, and raw materials.
• Evaluate the environmental consequences of population growth on biodiversity, freshwater resources, and carbon emissions.
• Compare regional examples to understand how consumption patterns influence environmental pressures.+ Show more

Learning Objectives

• Explain how net force affects an object's change in velocity over time
• Distinguish balanced forces from unbalanced forces and predict the resulting motion
• Describe how friction, air resistance, and gravity influence motion near Earth

Learning Objectives

• Understand the key principles of ecological restoration, including reference conditions and species selection.
• Analyze different approaches to restoration, such as active versus passive strategies, and their implications.
• Evaluate long-term monitoring, habitat connectivity, and prioritization criteria in restoration projects.+ Show more

Learning Objectives

• Understand the kinetic motion of particles and its relation to thermal phenomena.
• Explain the difference between temperature and heat in thermal systems.
• Identify methods of heat transfer: conduction, convection, and radiation.+ Show more

Learning Objectives

• Understand the classification of mixtures into solutions, colloids, and suspensions.
• Identify examples of different mixture types based on their particle size and uniformity.
• Describe the properties and practical implications of homogeneous and heterogeneous mixtures.+ Show more

Learning Objectives

• Understand the classification of mixtures into solutions, colloids, and suspensions based on uniformity and particle size.
• Identify examples of each mixture type such as salt water, milk, and muddy water.
• Explain the concepts of homogeneous and heterogeneous mixtures and their observable characteristics.+ Show more

Learning Objectives

• Explain how forces (pushes and pulls) can change an object’s motion.
• Differentiate balanced forces from unbalanced forces using the idea of net force.
• Use examples such as friction to predict how an object’s speed or direction will change.

Learning Objectives

• Understand the concept of equilibrium and how forces balance to produce static and dynamic stability.
• Interpret graphical and qualitative representations of force pairs and their effects on structures.

Learning Objectives

• Understand the concept of exponential population growth
• Identify the characteristics of exponential growth models
• Distinguish between exponential and logistic growth+ Show more

Learning Objectives

• Describe how synthetic materials begin with natural resources and feedstocks
• Explain how refining steps change the chemical composition of materials
• Explain how polymerization changes chemical composition+ Show more

Learning Objectives

• Understand the key concepts of optimization in design processes.
• Identify and evaluate performance metrics, constraints, and trade-offs.
• Learn methods such as parameter variation and sensitivity analysis to improve performance.+ Show more

Learning Objectives

• Construct mole ratios from balanced chemical equations
• Calculate mass relationships using moles and molar mass
• Predict reactant and product amounts using proportional reasoning+ Show more

Learning Objectives

• Explain the basic principles of Newton's Laws
• Identify examples of inertia, acceleration, and action-reaction pairs in everyday life
• Describe how force and mass affect the motion of objects

Learning Objectives

• Distinguish physical properties from chemical properties using observable evidence
• Compare materials using density, melting point, and solubility
• Classify substances using reactivity, flammability, and conductivity+ Show more

Learning Objectives

• Explain how an inclined plane changes the relationship between input force and distance traveled.
• Describe the parallel and perpendicular force components relative to a slope.
• Calculate and interpret mechanical advantage for inclined-plane situations.+ Show more

Learning Objectives

• Understand various representations of matter interactions, including symbolic equations, graphs, and tables.
• Interpret reaction rate graphs and phase diagrams to analyze state changes.
• Apply appropriate representation formats for quantitative comparison of variables.+ Show more

Learning Objectives

• Identify and describe the three main types of rocks: igneous, sedimentary, and metamorphic.
• Explain how rocks are formed through different processes such as cooling, accumulation, and alteration.
• Analyze mineral content, grain size, and structures to distinguish between rock types.+ Show more

Learning Objectives

• Explain the mechanisms of heat transfer: conduction, convection, and radiation.
• Relate energy transfer processes to observable phenomena such as metal heating rates and radiant warming.
• Understand how temperature gradients, specific heat, and phase changes influence thermal energy flow.+ Show more

Learning Objectives

• Understand how physical and biological disturbances impact ecosystems.
• Identify mechanisms of ecosystem resilience, resistance, and succession.
• Interpret empirical observations and data to analyze population changes.+ Show more

Learning Objectives

• Explain how kinetic energy depends on mass and speed using proportional reasoning.
• Interpret graphs that compare kinetic energy to mass and to the square of speed.
• Calculate kinetic energy from given values and justify changes when mass or speed doubles.+ Show more

Learning Objectives

• Understand the concept of ecosystem resilience and its importance.
• Identify factors that influence how ecosystems recover from disturbances.
• Analyze patterns in population changes following environmental disruptions.+ Show more

Learning Objectives

• Explain density using the particle view (mass per unit volume and particle spacing).
• Predict how density changes when temperature changes and particles spread out or come closer together.
• Use particle reasoning to explain sinking and floating based on density differences.

Learning Objectives

• Explain how birth, death, immigration, and emigration influence population size and distribution
• Differentiate exponential growth from logistic growth using carrying capacity and limiting factors
• Describe how predators and prey can influence each other through oscillating population patterns

Learning Objectives

• Describe how beam bending, shear, and deflection relate to loads and supports
• Identify how span-to-depth ratio and material stiffness affect beam performance
• Use service load ideas to judge whether a beam meets stability and comfort needs

Learning Objectives

• Classify processes used to extract bitumen from oil sands as physical separation or chemical change
• Explain how density, particle size, temperature, and additives affect mixture behavior during processing
• Identify evidence of emulsions, dissolved organics, and product separation in real-world separation steps

Learning Objectives

• Understand the concept of convection and how it transports heat in fluids.
• Identify real-world examples of convection in nature and engineering.
• Differentiate convection from conduction and radiation.+ Show more

Learning Objectives

• Identify key conventions in technical communication, including labels, units, and unambiguous dimensioning
• Use standardized notation to interpret and create clear diagrams and schematic information
• Explain how specification documents support replication, evaluation, and cross-discipline collaboration

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the principles of momentum conservation during collisions.
• Differentiate between elastic and inelastic collisions.
• Apply quantitative examples to analyze collision outcomes based on mass and velocity.+ Show more

Learning Objectives

• Understand the principles of temperature measurement and instrument characteristics.
• Differentiate between liquid-in-glass, bimetallic, and digital thermometers.
• Explain the significance of calibration, fixed points, and thermal contact for accurate readings.+ Show more

Learning Objectives

• Explain the principles of calorimetry and how temperature changes relate to energy exchange.
• Apply energy conservation equations to quantitative heat transfer calculations.
• Describe real-world scenarios involving calorimetric reasoning in thermal performance of materials.

Learning Objectives

• Explain biodiversity as genetic, species, and ecosystem diversity
• Describe how richness, evenness, and habitat heterogeneity help measure biodiversity
• Interpret what biodiversity metrics can reveal about ecosystem resilience and ecosystem function+ Show more

Learning Objectives

• Describe how microscopy reveals cells in living things
• Compare unicellular and multicellular organization using biological examples
• Explain cell walls and plasma membranes in microscopy observations+ Show more

Learning Objectives

• Differentiate biotic factors and abiotic factors in an ecosystem.
• Explain how abiotic conditions influence which organisms can survive.
• Describe how changes in abiotic factors can affect biotic interactions and population sizes.

Learning Objectives

• Understand how environmental changes influence ecosystems and organism survival.
• Identify different types of environmental alterations and their effects on resources and species.
• Analyze how shifts in species populations affect ecosystem interactions and patterns.+ Show more

Learning Objectives

• Understand the causes and effects of urban heat islands on city environments.
• Identify surface materials and urban features that contribute to heat retention.
• Analyze mitigation strategies to reduce urban heat effects.+ Show more

Learning Objectives

• Use integrated systems analysis to compare design options using mechanical advantage, materials, and structural safety.
• Connect force and motion data to machine function and structural evaluation in real-world scenarios (wind, snow, and load).
• Justify a design choice using evidence from mechanical calculations and safety criteria.

Learning Objectives

• Explain how bolted, welded, and bearing connections help create continuous load paths in structures
• Describe shear, bearing, and slip at connections and how these behaviors affect structural performance
• Compare how connection stiffness and detailing (gusset plates and base plates) influence capacity and failure modes

Learning Objectives

• Explain how the net force (magnitude and direction) affects an object's motion
• Distinguish between balanced and unbalanced forces using changes in velocity
• Describe how everyday pushes and pulls relate to net force and motion

Learning Objectives

• Describe the movement of water across Earth's systems.
• Explain the processes of groundwater flow, surface runoff, and ocean circulation.
• Understand the impact of water movement on climate, ecosystems, and human activity.+ Show more