Grade 7 Science Worksheets

Learning Objectives

• Understand how the sun's position changes throughout the year
• Identify the effects of seasonal thermal cycles on environments
• Describe energy transfer processes related to seasons+ Show more

Learning Objectives

• Understand how data is organized in tables with proper units and labels.
• Interpret graphs by analyzing trends, clusters, and relationships.
• Compare data groups by examining the shape and direction of data patterns.+ Show more

Learning Objectives

• Understand different types of adaptations: morphological, physiological, and behavioral
• Identify specific examples of morphological adaptations in various species
• Explain how adaptations enhance survival and reproduction in specific environments

Learning Objectives

• Explain the different types of long-range forces: gravitational, electric, and magnetic.
• Describe how gravity acts universally and how electromagnetic forces can be attractive or repulsive.
• Relate gravitational attraction to mass and distance qualitatively.+ Show more

Learning Objectives

• Explain the particle model as a way to represent matter at the atomic and molecular level.
• Describe how particles behave during chemical changes, including breaking and forming bonds.
• Understand and illustrate why total mass remains constant during reactions in a closed environment.+ Show more

Learning Objectives

• Understand the principles of ecological restoration, including reference conditions and long-term monitoring.
• Identify different restoration approaches and the importance of habitat connectivity and genetic considerations.
• Evaluate trade-offs between short-term recovery and long-term resilience in ecosystem management.+ Show more

Learning Objectives

• Analyze evidence for climate change drivers such as greenhouse gases, land-use change, and natural variability.
• Assess impacts of climate change on sea levels, precipitation, and agriculture.
• Understand how societal choices influence future climate risks and explore mitigation strategies.

Learning Objectives

• Identify observable evidence that indicates a chemical reaction is occurring.
• Connect macroscopic evidence (gas, color change, precipitate, irreversibility) to particle-level rearrangement.
• Use evidence-based reasoning to distinguish chemical reactions from physical or temporary changes.

Learning Objectives

• Identify performance metrics and constraints in engineering design problems
• Explain how parameter variation reveals changes in design performance
• Interpret sensitivity analysis to prioritize high-impact design parameters+ Show more

Learning Objectives

• Identify independent, dependent, and controlled variables in experiments
• Understand the importance of operational definitions
• Recognize sources of confounding variables+ Show more

Learning Objectives

• Identify major organelles (nucleus, mitochondria, chloroplasts, and cell membrane) and describe their primary functions
• Explain how organelles’ specialized structures support survival and overall cell performance
• Connect cellular energy capture (producers vs. consumers) to tissue and organ function in multicellular organisms+ Show more

Learning Objectives

• Understand the basic principles of gravity and its role in orbital motion.
• Recognize how gravity affects planets, moons, and satellites in the solar system.
• Learn about the mathematical relationships describing orbital velocity and elliptical orbits.

Learning Objectives

• Explain how heritable variation and environmental pressures can change trait frequencies in a population over generations
• Describe how differential survival and reproduction lead to adaptation
• Use examples such as antibiotic resistance or island finch beak size to connect traits, selection, and evolution

Learning Objectives

• Explain how detritivores, fungi, and bacteria break down organic matter
• Describe how carbon moves through detrital pools and producers
• Explain how nitrogen transformations support primary producers+ Show more

Learning Objectives

• Identify and explain the three main mechanisms of heat transfer: conduction, convection, and radiation.
• Understand how temperature gradients, specific heat, and phase-change processes relate to thermal energy flow.
• Describe observable phenomena that demonstrate different mechanisms of heat transfer, such as metal heating rates, convective currents, and radiant warming.

Learning Objectives

• Understand principles of energy transfer modes and conservation in system analysis.
• Apply properties and mechanisms of conduction, convection, and radiation to real-world systems.
• Interpret energy budgets through numerical data and graphical representations.+ Show more

Learning Objectives

• Understand the cyclic patterns produced by the relative motions of the Sun, Earth, and Moon.
• Identify how orbital geometry and axial tilt explain day-night cycles and phases.
• Recognize the evidence connecting positional relationships to predictable solar system patterns.+ Show more

Learning Objectives

• Describe the different types of mixture categories: solutions, colloids, and suspensions.
• Identify and differentiate between homogeneous and heterogeneous mixtures based on their properties.
• Explain how particle size, light scattering, and stability influence mixture classification.+ Show more

Learning Objectives

• Use consistent metrics to compare two or more engineering design solutions using models or prototypes
• Identify and quantify trade-offs among performance, cost, durability, and manufacturability
• Justify a ranking of design options using evidence and clearly state limitations

Learning Objectives

• Understand how internal systems support survival in organisms.
• Identify different internal structures and their functions.
• Explain the importance of internal systems for growth and reproduction.

Learning Objectives

• Explain how net force affects an object’s velocity over time
• Distinguish between balanced and unbalanced forces based on motion
• Describe how friction, air resistance, and gravity influence motion near Earth

Learning Objectives

• Understand the concepts of span, support conditions, and load types in beam analysis.
• Relate beam performance to real-world applications such as highway girders and building joists.
• Evaluate how span-to-depth ratios, material stiffness, and service loads influence beam stability and comfort.+ Show more

Learning Objectives

• Explain how biodiversity can increase ecosystem stability through functional redundancy
• Describe how disturbances like habitat loss and invasive species can reduce biodiversity and weaken ecosystem processes
• Use evidence from a passage to identify main ideas and correctly answer questions about biodiversity

Learning Objectives

• Understand the steps involved in the design process from defining requirements to selecting solutions.
• Identify key performance objectives such as load capacity, stiffness, and serviceability.
• Learn to use decision matrices and sketches to compare design alternatives.+ Show more

Learning Objectives

• Explain how birth rate, death rate, immigration, and emigration interact to change population size.
• Describe how abiotic constraints and resource availability influence where populations can persist.
• Interpret population trends to understand local extirpations and range expansions.+ Show more

Learning Objectives

• Understand key factors affecting thermal performance of materials.
• Analyze different design solutions to optimize thermal performance.
• Evaluate the effectiveness of various insulation and cooling techniques.+ Show more

Learning Objectives

• Understand what habitat fragmentation is.
• Identify the effects of habitat fragmentation on ecosystems.
• Recognize ways to connect fragmented habitats.+ Show more

Learning Objectives

• Understand the processes involved in the rock cycle and how they connect various geological activities.
• Identify different types of rocks and their formation pathways within the cycle.
• Describe how surface and deep Earth processes contribute to material recycling in geology.+ Show more

Learning Objectives

• Understand the process of diffusion across cell membranes
• Identify the differences between passive and active transport mechanisms
• Explain how water moves through osmosis+ Show more

Learning Objectives

• Define and identify physical properties such as mass, volume, and density.
• Measure mass and volume of different objects accurately.
• Understand how physical properties help differentiate substances.+ Show more

Learning Objectives

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

Learning Objectives

• Define what a scientific model is
• Identify the purpose of scientific models
• Explain the limitations and assumptions within models+ Show more

Learning Objectives

• Understand the historical development of space telescopes.
• Identify key technological advancements in space observation tools.
• Recognize important missions that expanded our view of space.+ Show more

Learning Objectives

• Understand the basic components of the solar system
• Learn about planetary origins and formation
• Identify properties of terrestrial and gas giant planets+ 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

• Describe the stages and processes involved in the water cycle.
• Explain interactions among Earth's spheres in water movement.
• Identify pathways, residence times, and coupling of the water cycle.+ Show more

Learning Objectives

• Explain how accumulated tectonic stress leads to earthquakes along faults
• Compare normal, reverse, and strike-slip fault motion and how each reflects stress regimes
• Describe how earthquake magnitude, depth, and local geology affect shaking and seismic intensity+ Show more

Learning Objectives

• Explain how energy moves through trophic levels in a food chain and why efficiency decreases at higher levels.
• Calculate and interpret simple energy-transfer patterns using trophic efficiency percentages.
• Describe how biomass pyramids reflect energy availability and limit how many top consumers a community can support.+ Show more

Learning Objectives

• Describe the origin and formation of the solar system based on current scientific models.
• Identify the key properties and features of planets within our solar system.
• Explain the orbital relationships and phenomena such as phases, eclipses, and axial tilt.+ Show more

Learning Objectives

• Explain how buoyancy and density variations drive convective heat transfer in fluids
• Describe how temperature gradients and fluid properties influence convection strength
• Relate convection to real-world phenomena such as sea and land breezes, thermals, and lake overturning

Learning Objectives

• Understand the conventions used in technical drawings, diagrams, and schematics
• Identify and interpret standardized units, symbols, and labels in technical documentation
• Recognize the role of clarity and unambiguity in conveying design intent+ Show more

Learning Objectives

• Explain how filtration separates particles based on size and material properties of porous media
• Describe how pore size selection and flow behavior affect filtration results for sand-water suspensions and precipitates
• Compare filtration with follow-up separation methods such as evaporation and centrifugation+ Show more

Learning Objectives

• Identify observable evidence that suggests a chemical reaction has formed new substances.
• Explain how particle rearrangement connects to macroscopic observations like gas, color change, and precipitates.
• Differentiate chemical evidence from physical or reversible changes.

Learning Objectives

• Explain how physical changes and separation methods depend on properties of matter.
• Describe how density differences can be used to predict settling and layering.
• Connect solubility differences to how substances dissolve selectively in a solvent.+ Show more

Learning Objectives

• Explain how producers use light, carbon dioxide, and water to make sugars during photosynthesis
• Describe how photosynthesis stores energy in chemical bonds in biomass
• Connect photosynthesis to energy flow and matter cycling through food chains

Learning Objectives

• Understand how resource availability influences population growth and decline.
• Interpret data from graphs and quantitative datasets related to ecosystems.
• Analyze the effects of competition, food, water, and shelter on population dynamics.+ Show more

Learning Objectives

• Understand how resource availability and competition influence population size and growth rates.
• Interpret logistic growth curves and concepts of carrying capacity.
• Analyze how populations respond to limited resources like food, water, and shelter using real-world examples.+ Show more

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.