Grade 7 Science Worksheets

Learning Objectives

• Explain how synthetic materials can be produced from natural resources by outlining key steps such as feedstock selection, polymerization, and refining.
• Describe how chemical composition changes during processing and how those changes affect material properties like strength, flexibility, and durability.
• Compare examples (polyethylene, PET, nylon, and metals from ores) and discuss trade-offs involving recyclability and environmental impact.

Learning Objectives

• Explain how allele frequencies can change over generations using quantitative models.
• Use probability and simple genotype frequency ideas to predict inheritance outcomes.
• Interpret basic Hardy-Weinberg expectations and compare them to observed trait frequencies.+ Show more

Learning Objectives

• Explain how plate tectonics, weathering, sedimentation, and biological activity help form uneven distributions of Earth resources.
• Interpret geologic maps and cross sections to connect processes and time scales to mineral, fossil fuel, and groundwater locations.
• Describe how extracting resources can affect ecosystems and regional sustainability, including differences between renewable and nonrenewable resources.

Learning Objectives

• Explain how unequal solar heating and Earth’s rotation drive global atmospheric circulation (Hadley, Ferrel, and polar cells).
• Describe how the Coriolis effect shapes prevailing winds and helps form jet streams.
• Connect large-scale ocean circulation (gyres and major currents like the Gulf Stream) to regional climate patterns.

Learning Objectives

• Explain how the relative positions of the Sun, Earth, and Moon produce predictable lunar phases and eclipses.
• Use the concepts of Earth’s rotation and axial tilt to describe day-night cycles and seasonal changes.
• Interpret observational records and phase sequences to connect position in space with changes over time.

Learning Objectives

• Explain how energy moves through trophic levels in a food web and why decomposers matter for energy flow.
• Describe how photosynthesis captures energy and cellular respiration releases energy in living things.
• Use energy pyramids to model the decrease in available energy between trophic levels and relate this to population size.

Learning Objectives

• Explain how evidence such as seafloor structures, earthquakes, and volcanoes supports the idea of moving tectonic plates.
• Use fossil distributions and continental margin features to infer past continental positions.
• Describe how magnetic striping and mountain building relate to plate motion and paleogeographic reconstructions.

Learning Objectives

• Explain how population growth and per-capita consumption increase demand for water, energy, land, and raw materials
• Analyze how increased demand affects ecosystems, biodiversity, and resource cycles
• Use cause-and-effect reasoning to connect urbanization, waste production, and environmental impacts

Learning Objectives

• Analyze patterns in the fossil record, including diversity, extinction events, and morphological change over geologic time
• Explain how stratigraphy and index fossils support correlation and inferences about ancestry
• Describe how transitional fossils provide evidence for evolutionary continuity

Learning Objectives

• Explain how different representations (chemical equations, graphs, and data tables) help communicate matter interactions and measurable relationships.
• Interpret trends in graphs and stoichiometric information in balanced chemical equations to make quantitative comparisons.
• Select the most appropriate representation for a specific question about rate, mass/temperature change over time, or state changes.

Learning Objectives

• Identify the main mechanisms of heat transfer: conduction, convection, and radiation.
• Explain how heat transfer relates to temperature change and the movement of thermal energy.
• Use examples (spoon in hot liquid, air currents, a lamp, and an electrical circuit) to match evidence to the correct mode of heat flow.

Learning Objectives

• Explain how uneven solar heating and ocean surface conditions influence atmospheric circulation and regional climate.
• Use temperature gradients, wind vectors, sea-surface temperature, and precipitation records to interpret climate patterns such as El Niño and monsoons.
• Describe how topography and ocean currents can change local temperature, rainfall, and prevailing wind belts.+ Show more

Learning Objectives

• Describe how pharyngeal pouches and limb buds develop early in vertebrates and why they can be evolutionarily informative
• Compare embryonic development across taxa using evidence from developmental timing and patterning
• Explain how conserved developmental stages can support reconstruction of phylogenetic relationships

Learning Objectives

• Identify different types of symbiotic relationships in ecosystems.
• Describe mutualism, commensalism, and parasitism using regional examples.
• Understand ecological impacts of these relationships on community dynamics.

Learning Objectives

• Define contact and non-contact forces.
• Explain how net force influences the acceleration of an object.
• Identify examples of push and pull forces in everyday life.

Learning Objectives

• Explain how the kinetic motion of particles affects temperature.
• Describe the differences between heat and temperature.
• Identify the methods of thermal transfer: conduction, convection, radiation.+ Show more

Learning Objectives

• Define calorimetry and explain its purpose
• Identify components involved in calorimetric experiments
• Describe how temperature change relates to energy transfer+ Show more

Learning Objectives

• Understand structural and physiological adaptations that enable survival in cold environments.
• Identify specific traits of boreal plants and animals that confer cold tolerance.
• Analyze how these adaptations help species survive harsh winter conditions.

Learning Objectives

• Describe what happens to particles during melting.
• Explain how energy transfer affects particle movement in phase changes.
• Identify examples of phase energy from real-life scenarios.+ Show more

Learning Objectives

• Understand the key functions of wetlands including water storage, nutrient cycling, habitat provision, and sediment filtration.
• Identify different wetland types and their specific roles in regional ecosystems.
• Analyze how wetland processes contribute to landscape water regulation and biodiversity preservation.+ Show more

Learning Objectives

• Define pure substances and distinguish between elements and compounds.
• Identify characteristic properties of pure substances such as melting point, boiling point, and density.
• Use physical and chemical tests to identify elements and compounds.+ Show more

Learning Objectives

• Understand how water movement in hydroelectric systems converts to electrical energy
• Identify different forms of energy transfer and losses in energy systems
• Interpret energy flow diagrams and Sankey diagrams+ Show more

Learning Objectives

• Identify and describe conduction, convection, and radiation as modes of energy transfer.
• Differentiate between conduction, convection, and radiation in various energy systems.
• Understand how these transfer modes affect system efficiency and building design.+ Show more

Learning Objectives

• Understand the concept of individual organisms and their traits.
• Identify different levels of ecological organization from individuals to ecosystems.
• Recognize examples of ecological levels in Alberta, such as trout and river ecosystems.+ Show more

Learning Objectives

• Define solubility and identify factors that influence it
• Explain the role of solutes and solvents in dissolving processes
• Describe how temperature, surface area, and pressure affect solubility+ Show more

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

• Identify various sources of pollution relevant to Alberta ecosystems.
• Understand how pollutants enter and impact terrestrial and aquatic environments.
• Recognize pathways of exposure and associated ecological consequences.

Learning Objectives

• Understand the principles of ecological inquiry and hypothesis formulation.
• Identify measurable variables in ecological studies.
• Interpret ecological data and evidence critically.+ Show more

Learning Objectives

• Understand the properties of timber relevant to construction
• Compare the strength, stiffness, and environmental resilience of timber, steel, and concrete
• Analyze how material behavior under load influences long-term performance and maintenance+ Show more

Learning Objectives

• Identify potential and kinetic energy in different situations
• Understand how energy changes during motion and elevation
• Analyze real-world examples of energy transfer and conservation+ Show more

Learning Objectives

• Define what simple machines are and describe their basic functions.
• Identify different types of simple machines including lever, pulley, wedge, screw, inclined plane, and wheel-and-axle.
• Explain the concept of mechanical advantage and how it is achieved using simple machines.+ Show more

Learning Objectives

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

Learning Objectives

• Define what pure substances are and identify their properties
• Differentiate pure substances from mixtures and solutions
• Recognize regional examples of matter classification+ Show more

Learning Objectives

• Understand the criteria used to evaluate species' conservation status.
• Interpret evidence related to species population trends, threats, and recovery potential.
• Analyze regional examples of conservation status assessments.+ Show more

Learning Objectives

• Define conduction and explain how it involves the transfer of kinetic energy between particles in solids.
• Identify materials that are good conductors of heat and those that are poor conductors.
• Describe how contact resistance and material properties affect heat conduction in structures.+ Show more

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 to interpret distance–time graphs
• Identify the meaning of slope in kinematic graphs
• Learn how to extract average and instantaneous speed from graphs+ Show more

Learning Objectives

• Understand how building orientation influences energy efficiency
• Identify passive solar gain strategies
• Recognize the importance of thermal barriers and ventilation systems+ Show more

Learning Objectives

• Define a food web and identify its key components.
• Explain the flow of energy among organisms in an ecosystem.
• Distinguish between producers, consumers, and decomposers.+ Show more

Learning Objectives

• Explain the concept of heat capacity and specific heat
• Identify factors that influence heat capacity in everyday objects
• Apply the idea of heat capacity to real-world heating scenarios

Learning Objectives

• Understand different ecological monitoring techniques
• Recognize the importance of consistent data collection
• Learn how monitoring data is used to track ecological changes

Learning Objectives

• Understand the concept of mechanical advantage in integrated systems.
• Analyze various design criteria including material choice, safety, and efficiency.
• Evaluate how regional environmental factors influence design decisions.

Learning Objectives

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

Learning Objectives

• Understand the concept of radiant energy transfer through electromagnetic waves
• Identify factors affecting radiative heating and cooling
• Recognize how solar angles and surface properties influence local microclimates

Learning Objectives

• Define what solution concentration means in chemistry.
• Identify different measures of concentration such as mass percent and grams per litre.
• Understand how concentration affects physical properties like boiling point and freezing point.+ Show more

Learning Objectives

• Understand the importance of oral histories in ecological knowledge.
• Identify how traditional place-based knowledge informs environmental understanding.
• Recognize examples of stewardship practices in Indigenous communities.

Learning Objectives

• Understand the basic concepts of ecological modeling
• Identify different types of models used in ecology
• Recognize the applications and limitations of ecological models+ Show more

Learning Objectives

• Understand the different types of friction: static and kinetic.
• Identify examples of friction in everyday life.
• Explain how surface texture and normal force affect friction.+ Show more