Grade 7 Science Worksheets

Learning Objectives

• Explain how data integrity, attribution, and intellectual property relate to ethical STEM communication
• Use appropriate conventions for reporting methods, results, and uncertainty in technical writing
• Describe responsible data sharing and equitable access considerations when presenting scientific findings

Learning Objectives

• Understand the principles of filtration and sedimentation in separating mixtures.
• Identify different types of porous media and their roles in filtration processes.
• Explain the applications and limitations of filtration in material processing.+ Show more

Learning Objectives

• Understand how rainfall and storms can alter Earth's surface temporarily and permanently.
• Identify natural processes that cause rapid and gradual landscape changes.
• Explain the effects of severe weather events like storms, earthquakes, and volcanic activity on landforms.

Learning Objectives

• Understand the different stages of phase changes during heating.
• Interpret temperature-time graphs to identify solid, melting, and other phases.
• Explain the energy transfer during phase transitions in terms of particle behavior.

Learning Objectives

• Understand how comparative anatomy provides evidence for evolution.
• Identify homologous and analogous structures in different species.
• Interpret morphological and genetic data to determine evolutionary relationships.+ Show more

Learning Objectives

• Identify observable indicators that provide qualitative evidence for chemical reactions.
• Describe different types of reaction pathways based on observational clues.
• Relate gas production, heat exchange, colour shifts, and precipitate formation to reaction processes.+ Show more

Learning Objectives

• Explain the function of chloroplasts in photosynthesis.
• Identify the processes occurring within chloroplasts for energy conversion.
• Describe the interaction between chloroplasts and mitochondria in energy balance.+ Show more

Learning Objectives

• Understand how microscopic particle motion relates to temperature, thermal energy, and pressure.
• Describe how molecular speed distribution explains temperature differences in air masses, especially in Alberta contexts.
• Explain the significance of microscopic particle behaviors in macroscopic heat transfer and material properties.

Learning Objectives

• Explain solubility, saturation, and supersaturation using solubility curves and real-life examples.
• Describe how temperature and solvent polarity affect the dissolution of solids and liquids.
• Predict how gas solubility changes with temperature and pressure using Henry’s law ideas.+ Show more

Learning Objectives

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

Learning Objectives

• Understand how physical behaviors change with scaling in structures, turbines, and biological systems.
• Explain square-cube law, surface-to-volume ratio, and Reynolds number implications for scaled models.
• Predict performance differences when scaling prototypes and recognize limitations of direct scaling.+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify and interpret various stratigraphic markers including fossils, unconformities, and intrusions.
• Analyze field observations and stratigraphic data to establish the sequence of geological events.

Learning Objectives

• Learn how gravity is a long-range force that acts without contact.
• Understand how mass and distance influence gravitational attraction.
• Recognize examples of gravity in everyday life, such as falling objects and planetary motion.+ Show more

Learning Objectives

• Define physical properties and explain their importance.
• Identify different types of measurable attributes such as density, melting point, and solubility.
• Observe and compare physical properties to differentiate substances.+ Show more

Learning Objectives

• Describe the different types of population interactions such as competition, predation, and mutualism.
• Explain how resource competition affects community composition and population dynamics.
• Identify mechanisms like niche partitioning and habitat differentiation that allow species to coexist.+ Show more

Learning Objectives

• Identify patterns and trends in numerical data tables
• Compare values and describe increases and decreases
• Complete patterns and determine rules from data+ Show more

Learning Objectives

• Understand how DNA molecules are organized into chromosomes and how they encode genes.
• Describe the process of chromosome segregation during gamete formation and fusion.
• Explain how genetic material is inherited from both parents through chromosomal transmission.+ Show more

Learning Objectives

• Understand measurement precision and how to estimate uncertainty.
• Learn to select appropriate measurement instruments for accurate observations.
• Apply proper calibration techniques to balances and graduated cylinders.+ Show more

Learning Objectives

• Explain how evidence is used to evaluate whether a model’s predictions match real-world observations.
• Identify reasons a model might disagree with data and describe how assumptions could be adjusted.
• Use simulation results to determine which input changes most affect model outputs.

Learning Objectives

• Extract key numbers and energy terms from an energy-budget text.
• Identify how conduction, convection, and radiation move energy in a passive solar house.
• Use conservation of energy ideas to interpret net heat gain and losses.

Learning Objectives

• Explain how energy is transferred through trophic levels in an ecosystem.
• Describe the concept of trophic efficiency and biomass pyramids.
• Analyze energy losses during transfer between levels due to respiration and heat.+ Show more

Learning Objectives

• Understand different types of adaptive traits in plants and animals.
• Identify how environmental pressures influence trait development.
• Analyze examples of adaptation such as drought resistance and seasonal coat changes.+ Show more

Learning Objectives

• Understand the roles of producers and consumers in an ecosystem.
• Explain how energy moves through trophic levels and the energy transfer limitations.
• Describe how population structures are shaped by energy transfer and trophic relationships.+ Show more

Learning Objectives

• Understand the processes that drive landscape evolution, including tectonic uplift, volcanic activity, and surface erosion.
• Explain how climate influences weathering and transport mechanisms affecting landscapes.
• Describe the cycle of mountain building and denudation over geologic time.+ Show more

Learning Objectives

• Understand the transfer of energy through different trophic levels in ecosystems.
• Describe the roles of producers, consumers, and decomposers in energy pyramids and food webs.
• Explain how photosynthesis and cellular respiration contribute to energy transfer.+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify how fossils, unconformities, and intrusive contacts serve as markers for correlating rock layers.
• Explain how stratigraphic data can be used to construct sequences of Earth’s geological events.+ Show more

Learning Objectives

• Identify friction as a contact force that opposes motion between surfaces.
• Explain how friction affects whether an object speeds up, moves at a constant speed, or slows down.
• Distinguish weight and normal force as different force types acting on an object on a surface.

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

• Explain the concept of seasonal changes and their effects on the environment.
• Identify the key factors driving seasonal thermal cycles.
• Understand how solar input, snow cover, and phase changes influence regional climates.

Learning Objectives

• Understand how microscopic particles move and what factors influence their speed
• Explain the relationship between particle motion and temperature
• Describe how particle behavior affects thermal energy and pressure+ Show more

Learning Objectives

• Understand how temperature variations affect ecosystems
• Recognize the relationship between environmental factors and organisms
• Analyze examples of ecological responses to temperature changes+ Show more

Learning Objectives

• Identify key performance metrics used in engineering design.
• Understand how constraints influence design decisions.
• Evaluate trade-offs among strength, cost, and sustainability.+ Show more

Learning Objectives

• Define design criteria and explain how they differ from constraints in engineering design.
• Use criteria to judge whether a proposed solution will meet success requirements.
• Identify common types of constraints, such as safety, cost, material limits, and scientific principles.+ Show more

Learning Objectives

• Understand the basic concept of solubility.
• Identify factors affecting solubility such as temperature, pressure, and solvent polarity.
• Interpret solubility curves and concepts like saturation and supersaturation.+ Show more

Learning Objectives

• Explain how buoyancy and density differences drive convective motion in fluids.
• Describe how temperature gradients affect the strength of convection and heat transfer rates.
• Connect convection to real-world phenomena such as sea and land breezes, thermals, and lake overturning.

Learning Objectives

• Understand the importance of measurement precision and uncertainty in scientific observations.
• Learn how to properly calibrate and select measurement instruments for accurate data collection.
• Develop skills in estimating measurement uncertainty and propagating errors in calculations.+ Show more

Learning Objectives

• Explain how natural processes (precipitation, groundwater storage, and ecosystems) affect the availability of Earth’s resources
• Describe how natural events and human demands can increase stress on shared resources
• Use evidence from a text to identify main ideas about resource availability challenges and responses

Learning Objectives

• Identify clear criteria and measurable constraints in real-world problems
• Understand how to translate societal and environmental requirements into quantitative targets
• Recognize the importance of defining success measures before designing solutions

Learning Objectives

• Understand different types of phase changes and what drives them.
• Identify the effects of temperature and pressure on the states of matter.
• Describe energy transfer involved in phase transitions.+ Show more

Learning Objectives

• Classify substances as pure or mixtures based on their composition and properties.
• Identify examples of elements, compounds, and mixtures in real-world contexts.
• Understand the criteria that distinguish pure substances from mixtures.+ Show more

Learning Objectives

• Understand the basic concepts of solubility and factors affecting dissolution.
• Interpret solubility curves and concepts of saturation and supersaturation.
• Identify how temperature, pressure, and solvent polarity influence solubility.+ Show more

Learning Objectives

• Explain how the particle model describes matter as tiny particles in constant motion.
• Relate temperature to the average kinetic energy (motion) of particles.
• Use particle ideas to predict how changes in temperature affect properties such as diffusion and pressure.+ Show more

Learning Objectives

• Understand the principles of conservation of mass in chemical reactions.
• Interpret mass relationships to predict reaction yields.
• Balance inputs and outputs in closed-system reactions.+ Show more

Learning Objectives

• Interpret position–time graphs to determine velocity using slope and identify changing velocity using curve shape
• Interpret velocity–time graphs to determine acceleration using slope and identify zero acceleration using horizontal lines
• Use data tables with motion graphs to confirm whether motion is constant or changing

Learning Objectives

• Explain the processes involved in mountain building through plate tectonics.
• Identify key features of orogeny, including crustal deformation, uplift, and volcanic activity.
• Describe surface processes like erosion and isostatic adjustment that shape mountain ranges.+ Show more

Learning Objectives

• Understand the basic quantities used to describe motion, including distance, time, and speed.
• Learn how to accurately measure and represent motion data.
• Calculate average speed from tabulated data and understand common measurement errors.+ Show more

Learning Objectives

• Define and identify physical properties such as density, melting point, boiling point, color, hardness, solubility, and electrical conductivity.
• Explain how physical properties can be used to identify and separate substances.
• Describe the concepts of density and solubility and their practical applications in material identification.+ Show more

Learning Objectives

• Understand the different types of phase changes and what causes them.
• Describe how energy transfer affects particle arrangement during phase transitions.
• Identify the processes involved in melting, freezing, vaporization, condensation, sublimation, and deposition.+ Show more