Grade 7 Worksheets

Learning Objectives

• Understand the intrinsic material properties that influence thermal behavior, such as conductivity, specific heat, density, and phase change.
• Compare common Alberta construction materials—fiberglass batts, spray foam, wood framing, and masonry—in terms of thermal resistance and structural considerations.
• Analyze how porosity, moisture content, and layered assemblies affect effective thermal conductivity.+ Show more

Learning Objectives

• Explain how vapor pressure and boiling point differences allow separation of miscible liquids using simple distillation.
• Describe the roles of condensation and collection in producing a distillate with higher purity.
• Identify common limitations of distillation, including close boiling points and azeotropes.+ Show more

Learning Objectives

• Explain how cell parts work together to carry out life processes
• Identify the functions of key organelles in a typical cell
• Compare how cell structures relate to a cell’s specific role

Learning Objectives

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

Learning Objectives

• Understand the basic structure and function of levers and pulleys
• Identify the three classes of levers and examples of each
• Explain how pulleys change the effort and direction of force+ Show more

Learning Objectives

• Understand how physical and chemical properties can predict chemical reactions.
• Identify indicators signaling chemical transformations during material interactions.
• Apply knowledge of reactivity patterns to anticipate reaction products and energy changes.+ Show more

Learning Objectives

• Explain how strength, stiffness, density, and environmental resilience affect material selection for load-bearing structures.
• Describe how materials behave under compression, tension, and bending and how that impacts long-term performance and maintenance.
• Use evidence from local conditions (frost and snow) to justify material choices for beams, bridges, and foundations.

Learning Objectives

• Understand the roles of producers and consumers in an ecosystem
• Identify different types of consumers: primary, secondary, tertiary
• Explain how energy transfer occurs in food chains and food webs+ Show more

Learning Objectives

• Explain how filtration separates particles using pore size and particle/phase differences
• Describe how flow behavior affects which particles pass through porous media
• Compare filtration and sedimentation for treating heterogeneous mixtures+ Show more

Learning Objectives

• Match a subject with the correct verb form for singular and plural subjects.
• Apply subject-verb agreement when words or phrases come between the subject and the verb.
• Use correct verb forms with common collective nouns and phrases like each/everyone.

Learning Objectives

• Understand the different Earth systems: geosphere, hydrosphere, atmosphere, and biosphere.
• Recognize how these systems interact through movement of matter and energy.
• Identify examples of changes in one system affecting others.+ Show more

Learning Objectives

• Identify the main idea and key vocabulary (tension, compression, load path) from an informational passage.
• Explain, using qualitative reasoning, how truss members carry loads through triangular shapes.
• Judge whether a truss behavior is better described as tension or compression based on the described member role.

Learning Objectives

• Understand the principle of conservation of matter in chemical reactions
• Identify real-world examples of conservation of mass
• Explain how atoms are rearranged during chemical changes without gaining or losing mass+ Show more

Learning Objectives

• Understand the principles of energy transfer and conservation during device operation.
• Identify examples of devices that convert energy from one form to another, such as generators, photovoltaic cells, and heaters.
• Describe the concept of energy accounting across multiple energy transformation steps.+ Show more

Learning Objectives

• Explain how vibrating objects produce sound waves in a medium
• Compare how frequency and amplitude affect pitch and loudness
• Describe how sound transmission depends on the presence of a medium

Learning Objectives

• Explain what air masses are and how their source regions affect temperature and moisture.
• Describe how fronts form when different air masses meet.
• Compare the weather changes commonly associated with warm fronts and cold fronts.

Learning Objectives

• Understand the process of thermal conduction.
• Identify examples of conduction in everyday life.
• Explain the molecular mechanisms underlying conduction.+ Show more

Learning Objectives

• Identify physical properties (such as color, texture, state, and density) and explain how they can be observed or measured.
• Distinguish chemical properties from physical properties using examples like flammability and rusting.
• Use properties to support the classification of substances under consistent conditions.

Learning Objectives

• Understand how building orientation influences thermal performance.
• Identify strategies for passive solar gain and thermal barriers.
• Examine regional design considerations for Alberta's climate zones.+ Show more

Learning Objectives

• Understand how energy changes occur during chemical reactions, including exothermic and endothermic processes.
• Identify the relationship between energy transfer and bond breaking and formation.
• Distinguish chemical changes from physical changes based on energy evidence and other signs.

Learning Objectives

• Describe how stratification, light penetration, and oxygen gradients form in ponds and lakes.
• Explain how abiotic gradients influence community composition and vertical zonation.
• Compare how seasonal thermal turnover changes dissolved oxygen, nutrient mixing, and habitat suitability.+ Show more

Learning Objectives

• Classify matter as an element, compound, or mixture based on composition and whether substances are chemically combined.
• Differentiate homogeneous and heterogeneous mixtures using the appearance of uniformity and visible parts.
• Predict how physical versus chemical changes could affect elements, compounds, and mixtures.

Learning Objectives

• Define physical change and distinguish it from chemical change.
• Identify examples of physical changes in everyday life.
• Understand the reversibility of physical changes.+ Show more

Learning Objectives

• Identify how voice and tone shift to match genre, audience, and purpose
• Distinguish expressive, objective, and persuasive tone in writing
• Revise sentences by improving word choice and sentence rhythm to better support meaning

Learning Objectives

• Understand that mass remains constant in closed systems during physical and chemical changes.
• Identify and explain examples of mass conservation in chemical reactions.
• Interpret data from sealed-container reactions to observe mass changes or the lack thereof.+ Show more

Learning Objectives

• Compare elements and compounds using atomic composition, chemical formulas, and bonding
• Explain how chemical combination changes observable properties such as melting point and conductivity
• Identify substances as elements or compounds based on particle type and fixed ratios

Learning Objectives

• Understand the concepts of heat and temperature and how they differ.
• Learn about units of measurement for heat and temperature.
• Explore how calorimetry measures energy exchange during thermal processes.+ Show more

Learning Objectives

• Describe how competition, predation, mutualism, and parasitism influence ecological niches and species survival.
• Explain how niche partitioning reduces competition and helps species coexist in the same habitat.
• Identify the role of keystone species in shaping community composition and stability.+ Show more

Learning Objectives

• Explain how forces (pushes and pulls) can change an object’s motion.
• Differentiate balanced forces from unbalanced forces using the concept of net force.
• Use evidence from real-life examples to predict changes in speed or direction.+ Show more

Learning Objectives

• Explain how fossils form and what conditions help preserve remains, traces, or imprints
• Use fossil assemblages to infer past environments such as water, climate shifts, and ecological change
• Interpret how fossil evidence supports connections between sediment layers and broader Earth history

Learning Objectives

• Explain how friction opposes relative motion between surfaces.
• Compare static friction and kinetic friction using real examples.
• Identify how surface texture and normal force affect frictional force.+ Show more

Learning Objectives

• Explain how species richness and evenness describe biodiversity in a habitat.
• Interpret common biodiversity index values and compare diversity across habitats.
• Describe how habitat heterogeneity and niche diversity can increase species turnover.+ Show more

Learning Objectives

• Identify producers, consumers, and decomposers in an ecosystem.
• Understand how energy flows through food webs.
• Recognize the role of matter cycling in ecosystems.+ Show more

Learning Objectives

• Understand the criteria used to assess species conservation risk.
• Interpret evidence related to population trends, threats, and recovery potential.
• Identify factors influencing species vulnerability such as land use and genetic diversity.+ Show more

Learning Objectives

• Explain how magnitude and direction of forces combine to produce a net force.
• Predict how balanced and unbalanced forces change an object’s motion (speed and/or direction).
• Use everyday examples (pushing a cart, stopping a moving object) to describe net force effects.

Learning Objectives

• Explain how free-body diagrams represent forces acting on an object using properly labeled arrows.
• Determine the net force magnitude and direction by combining perpendicular (and parallel) force components.
• Use conventions for inclined surfaces to correctly decompose gravity into parallel and perpendicular components.

Learning Objectives

• Describe hierarchical levels of organization from individual organisms to the biosphere
• Explain how producers, consumers, and decomposers affect energy flow through trophic levels
• Connect organism structures and habitat relationships to ecosystem stability and resilience

Learning Objectives

• Describe how energy flows through an ecosystem from producers to consumers.
• Identify the roles of producers, consumers, and decomposers in matter and energy transfer.
• Explain why energy decreases at higher trophic levels in food chains and webs.+ Show more

Learning Objectives

• Explain how protons, neutrons, and electrons determine atomic identity and isotopic variation
• Relate atomic number and mass number to element identity and an isotope’s nucleus
• Describe basic electron arrangements and connect simple atomic models to observable patterns

Learning Objectives

• Understand how habitat fragmentation affects ecosystems and species.
• Identify the consequences of habitat fragmentation on biodiversity.
• Analyze strategies like corridors to mitigate habitat fragmentation effects.+ Show more

Learning Objectives

• Identify variables that can influence scientific experiments involving plant germination.
• Understand methods to control and manage variables such as randomization, blocking, and replication.
• Explain the importance of systematic variable control for obtaining reliable experimental results.+ Show more

Learning Objectives

• Understand the cause-and-effect relationships in predator-prey interactions.
• Identify how changes in predator or prey populations affect community composition.
• Explain feedback mechanisms in ecological systems.+ Show more

Learning Objectives

• Explain how meiosis produces genetically different reproductive cells
• Describe how crossing over and independent assortment increase genetic variation
• Connect genetic variation from meiosis to why siblings are not identical and to evolution over time

Learning Objectives

• Interpret how slope and curvature in position-time graphs relate to velocity and changing velocity
• Interpret how slope in velocity-time graphs relates to acceleration
• Use correct graph patterns to describe constant velocity and changing motion

Learning Objectives

• Define ecosystem components and distinguish biotic from abiotic factors in a habitat.
• Describe trophic categories (producers, consumers, decomposers) and their general roles.
• Explain how energy flows from sunlight to organisms and how matter cycles through ecosystems.+ Show more

Learning Objectives

• Identify how the atmosphere, hydrosphere, geosphere, and biosphere interact as part of Earth’s system
• Explain how water, gases, and rock surfaces move between spheres and affect living things
• Use evidence to describe cause-and-effect relationships across Earth’s spheres

Learning Objectives

• Explain how net force affects an object's motion (speeding up, slowing down, changing direction, or staying at rest).
• Differentiate between balanced forces (net force of zero) and unbalanced forces (net force not zero).
• Use everyday examples to identify the direction and effect of forces like friction and gravity.

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