Grade 7 Science Worksheets

Learning Objectives

• Explain the difference between internal energy and temperature as a measure of particle motion.
• Identify common sources of thermal energy in natural and built environments.
• Describe the direction of heat flow from higher to lower energy regions.+ Show more

Learning Objectives

• Explain why pure substances have uniform composition and characteristic properties such as fixed melting/boiling points.
• Differentiate elements and compounds using physical and chemical evidence.
• Identify how impurities and multiple constituents change observed properties when comparing to pure substances.

Learning Objectives

• Explain how physical properties (particle size, solubility, magnetism, boiling point) can be used to separate mixtures without changing chemical identity
• Match common separation techniques to the physical property differences they exploit
• Interpret separation efficiency by linking observations (what remains vs. what is removed) to the type of material in a mixture

Learning Objectives

• Use mass conservation to build simple mass budgets for closed or near-closed science systems.
• Explain how reaction stoichiometry and waste/environmental accounting apply conservation of mass.
• Analyze measured versus expected masses and suggest plausible reasons for differences.

Learning Objectives

• Explain how the particle model uses discrete particles, spaces, and motion to describe matter
• Connect particle behavior to observable properties and state changes (such as density, diffusion, evaporation, and condensation)
• Differentiate physical rearrangements from chemical transformations using particle interactions

Learning Objectives

• Describe how engineered timber, fibre-reinforced polymers, and high-performance concrete are made and why they are stronger or more durable.
• Explain how microstructure and manufacturing choices affect strength, stiffness, and durability.
• Evaluate trade-offs among cost, fabrication complexity, and performance in real construction and retrofit situations.+ Show more

Learning Objectives

• Understand the key mechanisms that lead to the formation of new species.
• Identify examples of reproductive isolation and geographic separation.
• Explain how polyploidy and adaptive radiation contribute to biodiversity.+ Show more

Learning Objectives

• Understand how particles are arranged in different states of matter
• Describe the motion of particles in solids, liquids, and gases
• Explain how particle behavior accounts for properties like diffusion, compression, and density+ Show more

Learning Objectives

• Explain how evolutionary change occurs at the population level over many generations.
• Distinguish between heritable variation in genes and changes in individual organisms during their lifetimes.
• Describe how allele frequencies can shift in response to environmental pressures.

Learning Objectives

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

Learning Objectives

• Understand the properties that define pure substances, including fixed melting and boiling points, density, and reactivity.
• Differentiate between elements and compounds through physical and chemical tests.
• Recognize examples of pure substances such as elemental metals and common compounds like calcium carbonate.+ Show more

Learning Objectives

• Understand how to define design problems with clear criteria and measurable constraints.
• Learn to translate societal and environmental needs into quantitative targets.
• Recognize real-world examples of specifying success measures and constraints.+ Show more

Learning Objectives

• Identify key stages in embryonic development across different taxa
• Compare morphological similarities and differences during early development
• Understand the significance of conserved developmental stages for evolutionary relationships+ Show more

Learning Objectives

• Explain how limited resources create tradeoffs among farming, development, and ecosystem health.
• Describe how water and land management choices can change reliability, cost, and environmental outcomes.
• Evaluate why different communities may prioritize different outcomes when conditions change.+ Show more

Learning Objectives

• Develop critical thinking skills to evaluate scientific explanations and models.
• Identify logical fallacies, distinguish correlation from causation, and evaluate evidence quality.
• Articulate limitations of data analysis and scientific models.+ Show more

Learning Objectives

• Identify biotic and abiotic components of an ecosystem and explain how each affects living things
• Describe trophic categories (producers, consumers, decomposers) and their roles in energy and matter flow
• Use examples from ponds and forests to explain simple food chains and how nutrients are recycled

Learning Objectives

• Identify different types of fossil evidence and their significance in studying evolutionary history.
• Analyze patterns of extinction, morphological change, and lineage continuity through fossil records.
• Understand stratigraphic sequencing, index fossils, and transitional forms in paleontology.+ Show more

Learning Objectives

• Describe how mathematical and statistical tools support understanding evolutionary processes.
• Analyze allele frequency changes, trait distributions, and population dynamics using models.
• Apply Hardy-Weinberg principles, rate calculations, and graphs to interpret genetic data.+ Show more

Learning Objectives

• Describe how heritable variation and environmental pressures influence natural selection.
• Explain how differential survival and reproduction lead to adaptation over generations.
• Identify examples of natural selection, such as antibiotic resistance and beak size variation.+ Show more

Learning Objectives

• Understand how to construct evidence-based arguments using claims, evidence, and reasoning.
• Critically evaluate arguments for clarity, coherence, and logical consistency.
• Integrate quantitative data, graphical representations, and models to support or refute hypotheses.+ Show more

Learning Objectives

• Understand how adaptive traits become common in populations through natural selection
• Identify various mechanisms like heritability, variation, and selective pressures that influence adaptation
• Analyze real-world examples such as pesticide resistance and camouflage frequency changes+ Show more

Learning Objectives

• Understand the methods used to compare sizes and distances within the solar system and beyond.
• Interpret scaled diagrams and logarithmic representations of astronomical data.
• Analyze how scale influences observational limits and apparent motion of celestial objects.

Learning Objectives

• Understand how solution concentration is quantified and its significance in chemical and physical processes.
• Learn common measures of concentration such as mass percent and grams per litre.
• Recognize real-world examples like salinity in lakes and water treatment that illustrate the impact of solution concentration.+ 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 different physical separation techniques such as filtration, decanting, evaporation, and magnetic separation.
• Identify the physical properties exploited in various separation methods.
• Recognize regional examples of separation processes and analyze their effectiveness.+ Show more

Learning Objectives

• Identify and describe key signs indicating a physical change.
• Understand examples of physical changes in everyday life.
• Explain how particle behavior relates to macroscopic observations during physical changes.+ Show more

Learning Objectives

• Understand the concept of conservation of mass in closed-system reactions.
• Identify how reactant and product masses relate through balancing equations.
• Recognize examples of mass relationships in chemical processes such as combustion and corrosion.+ 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

• Explain how phase changes involve energy absorption or release at the particle level.
• Interpret how microscopic particle interactions relate to macroscopic energy phenomena like latent heat.
• Distinguish between reversible physical processes and chemical reactions based on energy signatures.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in physical and chemical changes.
• Recognize that mass remains constant in a closed system during reactions.
• Explain observations of sealed-container reactions that demonstrate mass conservation.+ 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

• 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

• Explain what solution concentration means and identify the roles of solute and solvent.
• Use mass percent and grams per litre to describe how concentrated a solution is.
• Predict how concentration can affect boiling point and freezing point.

Learning Objectives

• Define and identify different phase changes such as melting, freezing, vaporization, condensation, sublimation, and deposition.
• Explain how energy transfer causes particles to change states without altering their chemical identity.
• Describe the effects of temperature and pressure on phase changes.+ Show more

Learning Objectives

• Explain how inherited traits are passed from parents to offspring through genetic information.
• Distinguish between variation within a trait and the overall predictable patterns of inheritance.
• Use vocabulary related to genetics, such as genes, traits, and reproductive cells, accurately.

Learning Objectives

• Understand how solar heating influences regional climates
• Identify different climate zones through observational data
• Interpret temperature, wind, and precipitation patterns+ Show more

Learning Objectives

• Explain how mass conservation applies to closed or near-closed physical and chemical systems.
• Use mass budgeting ideas to reconcile measured and expected masses in real-world scenarios.
• Connect conservation of mass to reaction stoichiometry, waste accounting, and environmental mass balances.

Learning Objectives

• Understand the different forms of energy and how they interconvert.
• Explain the concept of energy conservation during transformations.
• Identify examples of energy transformations in Alberta's regional systems.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the basic structure of plant and animal cells
• Identify parts of a cell under a microscope
• Differentiate between unicellular and multicellular organisms+ Show more

Learning Objectives

• Understand the process of photosynthesis
• Identify the role of light energy in chemical energy production
• Learn how plants convert sunlight into food+ Show more

Learning Objectives

• Understand how material properties, transfer modes, and conservation principles are combined in energy systems analysis.
• Analyze energy budgets including conduction, convection, radiation, storage, and losses.
• Interpret system performance data through numerical and graphical representations.+ Show more

Learning Objectives

• Explain how space technology (telescopes, satellites, spacecraft, and instruments) increases what humans can observe beyond Earth
• Describe the roles of robotic missions and space stations in collecting and interpreting scientific data
• Use examples of historical missions to connect specific technologies to expanded observational reach and better inference

Learning Objectives

• Explain how freshwater availability depends on river basins, watersheds, and hydrologic processes such as recharge
• Describe how groundwater movement is controlled by porosity and permeability and how aquifers store water
• Differentiate renewable and nonrenewable resources using geologic settings and evidence from rock and mineral deposits+ Show more

Learning Objectives

• Explain how weathering, erosion, deposition, and mass wasting reshape Earth’s surface.
• Identify the driving forces (water flow, wind, glaciers, and gravity) behind common landforms.
• Use observational evidence and basic mapping ideas to interpret how landforms change over time.

Learning Objectives

• Understand how to interpret and draw free-body diagrams.
• Learn to decompose forces into perpendicular components on inclined surfaces.
• Apply vector addition to determine net force magnitude and direction.+ Show more

Learning Objectives

• Explain how limited resources force people to balance competing needs and outcomes.
• Describe tradeoffs in land use, water use, and ecosystem health during human decision-making.
• Evaluate why different priorities can lead to different management strategies under changing conditions.

Learning Objectives

• Understand key design strategies used in building solutions to optimize thermal performance.
• Identify methods such as passive solar gains, thermal barriers, and heat-recovery ventilation.
• Analyze regional building examples and their trade-offs between materials, energy, and comfort.+ Show more