Grade 7 Science Worksheets

Learning Objectives

• Explain how measurements become meaningful data by using consistent units and labeled tables.
• Identify how graphs (axes, scale, and categories) support accurate interpretation of trends and relationships.
• Describe how to compare groups and interpret patterns using direction and shape rather than isolated values.

Learning Objectives

• Explain the concepts of kinetic and potential energy and how they relate to forces and motion.
• Describe how elevation, mass, and speed influence mechanical energy in systems like sled descents and conveyors.
• Illustrate qualitative conversion between potential and kinetic energy in mechanical systems.+ Show more

Learning Objectives

• Understand how engineering designs respond to system purpose and constraints
• Identify key features of structural, mechanical, and electrical systems
• Analyze trade-offs in engineering design such as cost, reliability, and performance+ Show more

Learning Objectives

• Identify the key stages of embryonic development across different species
• Understand the significance of conserved developmental features
• Compare similarities and differences in embryonic structures+ Show more

Learning Objectives

• Understand the concept of chemical properties and how they manifest during chemical reactions.
• Identify indicators such as gas evolution, color change, and precipitate formation related to chemical changes.
• Differentiate between the chemical stability of noble metals and reactive non-metals.+ Show more

Learning Objectives

• Define what a closed system is in scientific terms.
• Explain how mass conservation applies in closed systems.
• Differentiate between closed and open systems based on matter transfer.+ Show more

Learning Objectives

• Understand the concept of mass and how it relates to chemical reactions.
• Learn about the law of conservation of mass and how it applies to closed systems.
• Identify factors that affect mass measurements during chemical processes.

Learning Objectives

• Use metric units and prefixes to report measurements with appropriate precision and units.
• Estimate uncertainty by comparing repeated measurements and documenting variability.
• Select suitable measuring tools and calibrate instruments to reduce systematic error.+ Show more

Learning Objectives

• Identify different types of friction and their roles in motion
• Explain the effects of aerodynamic drag on moving objects
• Relate surface texture and force to frictional behavior+ Show more

Learning Objectives

• Understand the conservation of momentum during collisions.
• Differentiate between elastic and inelastic collisions.
• Apply quantitative principles to analyze real-world collisions.+ Show more

Learning Objectives

• Explain the principles of density separation methods such as decanting, flotation, and centrifugation.
• Describe how buoyant force, sedimentation rate, and centrifugal acceleration relate to particle density and size.
• Identify examples where density-based separation techniques are applied in laboratory and industrial contexts.+ Show more

Learning Objectives

• Describe the concept of stoichiometry and its role in chemical reactions.
• Use balanced chemical equations to determine mole ratios of reactants and products.
• Apply ratio reasoning to predict quantities of substances involved in reactions.+ Show more

Learning Objectives

• Understand how to interpret and write balanced chemical equations that reflect quantitative relationships.
• Learn to calculate mole ratios between reactants and products to determine their relative amounts.
• Apply conservation principles and unit consistency to predict reagent needs and product yields.+ Show more

Learning Objectives

• Explain how insulating materials reduce heat transfer by limiting conduction, convection, and radiation
• Compare common insulators (fiberglass, foam, reflective foils) based on practical thickness and thermal resistance
• Describe how air leakage and thermal bridging increase heat loss in building envelopes+ Show more

Learning Objectives

• Understand and compare sizes and distances within the solar system and beyond using various units of measurement.
• Interpret scaled diagrams and logarithmic representations of astronomical data.
• Analyze how scale influences observed motion and observational limits in astronomy.+ Show more

Learning Objectives

• Understand different forms of energy and how they transform from one type to another.
• Identify real-world examples of energy transformations in Alberta's resource systems.
• Explain the principle of energy conservation during transformations.+ Show more

Learning Objectives

• Explain the conservation of matter principle using the idea that total mass is conserved in a closed system
• Identify evidence for conservation of matter, such as constant mass in sealed-container experiments
• Use particle/atom thinking to describe chemical reactions as rearrangements rather than creation or destruction

Learning Objectives

• Explain how mantle convection, slab pull, and ridge push can create plate motion.
• Describe how these plate mechanisms can differ in strength across Earth’s surface.
• Use cause-and-effect reasoning to predict how changes in forces can affect plate velocity and direction.

Learning Objectives

• Explain why energy decreases at each trophic level in a food web
• Describe how energy limits affect food-chain length and biomass
• Use trophic level vocabulary to classify producers, consumers, and energy flow

Learning Objectives

• Understand the properties of timber, steel, and reinforced concrete under different load conditions.
• Compare material behavior under compression, tension, and bending in structural applications.
• Analyze how environmental factors like frost and snow affect material performance in load-bearing structures.+ Show more

Learning Objectives

• Understand how inclined planes modify the force needed to move loads by distributing work over distance.
• Identify and analyze force components parallel and perpendicular to an inclined plane.
• Calculate the mechanical advantage of inclined planes through force and distance comparisons.+ Show more

Learning Objectives

• Understand the concept of equilibrium and static balance in structures.
• Identify the differences between static and dynamic equilibrium.
• Analyze force pairs and their graphical representations in real-world structures.+ Show more

Learning Objectives

• Understand how truss structures distribute loads through triangular members.
• Identify the concepts of internal force paths, tension, and compression in truss members.
• Evaluate the efficiency and redundancy criteria in truss designs for regional applications.+ Show more

Learning Objectives

• Understand and explain the basic quantities used to describe motion: distance, time, and speed.
• Learn how to accurately record and interpret motion data.
• Calculate average speed from given distance and time.+ Show more

Learning Objectives

• Understand the principles and types of simple machines used in everyday tools.
• Identify how force, effort, and load relate in simple machines like levers and pulleys.
• Calculate mechanical advantage for different simple machines based on geometric relationships.+ 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

Learning Objectives

• Distinguish between quantitative and qualitative observations in scientific inquiry.
• Identify appropriate metric units and instruments for measuring length, mass, and volume.
• Recognize sources of error in scientific data collection and how to minimize them.+ Show more

Learning Objectives

• Explain how circulatory, respiratory, digestive, and nervous systems work together to support homeostasis in multicellular animals.
• Describe how oxygen transport and nutrient distribution create feedback that helps organisms respond to changes.
• Compare animal organ interactions with basic plant transport needs using the idea of transport networks.

Learning Objectives

• Use microscopy observations to explain why cells are discrete units of life.
• Distinguish features of plant, animal, and protist cells using examples such as onion epidermis and paramecia.
• Describe how organisms show a hierarchy from cells to tissues and, in multicellular organisms, to organs.

Learning Objectives

• Understand the factors influencing thermal conductivity in different materials
• Compare heat-transfer efficiency among metals, ceramics, polymers, and composites
• Explain how electrons and lattice vibrations contribute to thermal conduction+ Show more

Learning Objectives

• Understand the principles of evaluating multiple design solutions systematically.
• Learn to model performance, cost, durability, and manufacturability trade-offs.
• Apply modeling and comparative analysis to real-world engineering contexts.+ Show more

Learning Objectives

• Understand how to systematically evaluate different design solutions using modeling and analysis.
• Learn to identify and quantify trade-offs among performance, cost, durability, and manufacturability.
• Apply concepts of metrics and model-based reasoning to compare engineering options.+ Show more

Learning Objectives

• Understand and explain the concept of conduction as a mode of energy transfer
• Identify different mechanisms of energy transfer: conduction, convection, and radiation
• Analyze everyday examples of energy transfer methods+ Show more

Learning Objectives

• Describe the processes involved in metamorphism and how rocks are altered without melting.
• Differentiate between contact and regional metamorphism based on their features and environments.
• Identify mineral assemblages and textures indicative of various metamorphic grades.+ Show more

Learning Objectives

• Understand the fundamentals of engineering design processes.
• Identify key components such as problem definition, criteria, and constraints.
• Learn how to develop clear specifications and trade-off matrices.+ Show more

Learning Objectives

• Understand how sedimentary layers and fossils record Earth's history.
• Describe processes like lithification, metamorphism, and magmatism.
• Explain relative and absolute dating techniques, including index fossils and radiometric decay.+ Show more

Learning Objectives

• Define potential energy and describe its types, focusing on gravitational potential energy.
• Explain how elevation affects the potential energy of an object.
• Identify real-life examples where gravitational potential energy is stored.

Learning Objectives

• Understand the concept of equilibrium in forces
• Identify situations where forces are balanced
• Differentiate between static and dynamic equilibrium+ Show more

Learning Objectives

• Understand the concept of hazards in laboratory and field settings.
• Identify different types of hazards such as chemical, biological, electrical, and mechanical risks.
• Learn how to interpret safety data sheets and hazard classifications.+ Show more

Learning Objectives

• Evaluate freshwater management options by identifying tradeoffs in cost, reliability, energy use, and environmental impact.
• Explain how design constraints (water quality, infrastructure limits, and altered flow patterns) affect water system decisions.
• Propose improvements that reduce risk from scarcity and pollution while supporting long-term sustainability.

Learning Objectives

• Explain how air masses with different temperatures and moisture levels interact to form fronts.
• Describe how air rises, cools, and condenses near a front to increase clouds and precipitation.
• Interpret how wind shifts and temperature changes can signal a front moving through an area.

Learning Objectives

• Explain how gravity provides the centripetal force that keeps bodies in orbit
• Describe why orbital paths are curved and often elliptical due to changing gravitational direction
• Connect gravity and inertia to predict why objects do not move in straight lines

Learning Objectives

• Explain how limited resources force communities to balance competing needs and goals
• Identify environmental constraints (land, water, and ecosystem health) that affect human decisions
• Evaluate tradeoffs by considering reliability, cost, human health, and ecological protection

Learning Objectives

• Understand how wildfires impact forest ecosystems.
• Identify the mechanisms of ecosystem resilience and resistance.
• Interpret data on population changes following disturbances.+ 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 principles of chromatographic separation including differential partitioning.
• Identify the roles of stationary and mobile phases in chromatography.
• Describe how molecular polarity affects component separation.+ Show more

Learning Objectives

• Explain how geologic evidence such as fossils, rock types, and seafloor features support the theory of plate tectonics.
• Identify key features of Earth's crust, including mid-ocean ridges, trenches, and mountain ranges, and connect them to plate movements.
• Evaluate how seismic activity, volcanic eruptions, and magnetic striping provide evidence for the relative motion of tectonic plates.+ Show more

Learning Objectives

• Define physical properties and explain why they are useful for identifying and classifying materials
• Use macroscopic measurements (mass, volume, density, melting/boiling points) as diagnostic criteria for purity
• Connect physical properties (conductivity and optical clarity) to the microscopic behavior of particles