Grade 7 Science Worksheets

Learning Objectives

• Understand the agents responsible for erosion and transportation of sediments.
• Identify distinctive signatures of sediment transported by water, glaciers, wind, and gravity.
• Explain how sediment sorting and grain size relate to landscape evolution and paleoenvironments.+ Show more

Learning Objectives

• Understand the structure and function of Earth's tectonic plates.
• Identify the three main types of plate boundaries and their effects.
• Explain how plate movements influence geological activity such as earthquakes and mountain formation.+ Show more

Learning Objectives

• Understand the processes involved in the rock cycle and how they connect tectonics, magmatism, and surface processes.
• Identify the roles of uplift, erosion, burial, and heat in transforming rocks.
• Explain how plate motions and surface agents contribute to crustal recycling.+ Show more

Learning Objectives

• Understand how magma forms through different geological processes.
• Identify the characteristics of intrusive and extrusive igneous rocks.
• Explain how cooling rates affect mineral texture in igneous rocks.+ Show more

Learning Objectives

• Identify and describe the three main types of plate boundaries.
• Understand the landforms and processes associated with divergent, convergent, and transform boundaries.
• Explain how boundary interactions influence Earth's surface features and seismic activity.+ Show more

Learning Objectives

• Understand how measurement accuracy affects data quality and conclusions.
• Explain tool resolution limits and how repeated measurements estimate uncertainty.
• Interpret graphs and tables that incorporate ranges or error estimates.+ Show more

Learning Objectives

• Understand the basic function and purpose of gears in mechanical systems.
• Identify different types of gear mechanisms and their uses.
• Explain how gear ratios affect speed and torque in devices.+ Show more

Learning Objectives

• Explain the concept of equilibrium and how balanced forces produce no change in motion.
• Distinguish between static and dynamic equilibrium with examples.
• Visualize force pairs and understand how they maintain stability in structures.+ Show more

Learning Objectives

• Describe the processes and conditions involved in metamorphism of rocks.
• Differentiate between contact and regional metamorphism.
• Identify mineral clues that indicate metamorphic grade and history.+ Show more

Learning Objectives

• Explain how integrated systems analysis connects forces, motion, and structural safety when comparing design options.
• Use mechanical advantage and simple reasoning about motion to predict how design changes affect performance.
• Evaluate structural factors such as deflection and safe stress levels under wind, snow, and load conditions.+ Show more

Learning Objectives

• Understand the differences between exponential and logistic population growth models.
• Identify factors that influence population dynamics, including density-dependent and density-independent factors.
• Describe how population models help interpret patterns observed in ecosystems.+ Show more

Learning Objectives

• Define population and explain how it changes over time using births, deaths, immigration, and emigration.
• Describe how population density and distribution patterns can affect interactions within a species.
• Explain how reproductive capacity and survival influence population growth rates.

Learning Objectives

• Explain how changes in climate and habitat conditions can affect ecosystem survival and reproduction
• Describe how changes in water quality and pollution can alter growth, mortality, and population size
• Analyze how shifts in key species can change predation, competition, and symbiosis within an ecosystem

Learning Objectives

• Understand the concept of keystone species and their role in ecosystems.
• Identify examples of keystone predators and engineers.
• Explain the impact of removing keystone species on ecological stability.+ Show more

Learning Objectives

• Explain how abiotic factors (sunlight, water, temperature, soil, and topography) influence where organisms can survive
• Describe how biotic interactions (plants, animals, and microbes) respond to changing abiotic conditions
• Use cause-and-effect reasoning to predict how ecosystem patterns differ across regional environmental gradients

Learning Objectives

• Explain how food availability and breeding needs drive seasonal and annual migration patterns.
• Describe how timing cues and energetic demands influence when organisms move between habitats.
• Interpret how migratory connectivity links ecosystems and supports biodiversity across regions.

Learning Objectives

• Explain how energy flows through producers, consumers, and decomposers in a food web
• Describe how organisms are connected through feeding relationships and dependency chains
• Analyze how removing or adding a species can change trophic connections and affect ecosystem stability

Learning Objectives

• Describe how wetlands regulate water at the landscape scale through storage, slow release, and flood buffering.
• Explain how wetlands support ecosystem services through nutrient cycling and filtration.
• Identify how wetland type (e.g., peatlands vs. marshes) relates to different habitats and biological functions.+ Show more

Learning Objectives

• Identify and distinguish mutualism, commensalism, and parasitism using key features
• Explain how symbiosis relationships affect population size, resource use, and survival
• Use examples from Alberta habitats to describe real-world ecological consequences

Learning Objectives

• Explain how biodiversity can be described using richness, evenness, and habitat heterogeneity.
• Interpret what different biodiversity metrics may indicate about ecosystem resilience and ecological function.
• Connect habitat complexity to changes in species assemblages in Alberta-like environments.

Learning Objectives

• Understand how mass conservation principles apply to chemical and environmental systems.
• Identify practical examples of mass balancing in real-world applications.
• Analyze scenarios involving mass accounting in closed or sealed systems.+ Show more

Learning Objectives

• Explain how ecological models use assumptions to simplify complex ecosystem relationships.
• Identify common model inputs and how models are tested using real-world observations.
• Compare conceptual and quantitative modelling approaches and describe their strengths and limits.

Learning Objectives

• Explain how conservation status is assessed using population trends, threat severity, and recovery potential
• Describe how land use, genetic diversity, and habitat connectivity affect a species’ vulnerability
• Interpret conservation evidence to understand regional species persistence

Learning Objectives

• Understand how force analysis and structural evaluation contribute to design decision-making.
• Analyze quantitative motion data and mechanical calculations for selecting optimal designs.
• Evaluate design features considering safety and efficiency under regional environmental scenarios.+ Show more

Learning Objectives

• Explain how long-term ecological monitoring uses standardized sampling to detect ecological trends.
• Compare common monitoring methods such as fixed-site surveys, point counts, remote sensing, and water quality sampling.
• Describe how sampling design and temporal replication improve data quality and interpretation over time.

Learning Objectives

• Understand how different materials behave under compression, tension, and bending in load-bearing structures.
• Compare timber, steel, and reinforced concrete regarding strength, stiffness, and environmental resilience.
• Analyze the influence of material properties on long-term performance and maintenance in cold climates.+ Show more

Learning Objectives

• Explain how solar energy drives seasonal change.
• Use vocabulary such as albedo, sensible heat, and latent heat in context.
• Describe how phase changes and snow cover affect energy budgets.+ Show more

Learning Objectives

• Understand the roles of producers and consumers in an ecosystem
• Explain how energy is transferred between trophic levels and why it is inefficient
• Describe how these energy dynamics influence population sizes and community structure+ Show more

Learning Objectives

• Understand the definition of saturation and supersaturation in solutions.
• Identify conditions leading to saturation and crystallization.
• Recognize regional examples of saturation phenomena.+ Show more

Learning Objectives

• Understand the basic principles of levers and pulley systems and how they modify effort and direction.
• Calculate torque and mechanical advantage in lever and pulley arrangements.
• Relate geometry and physics concepts to force multiplication in real-world examples.+ Show more

Learning Objectives

• Understand the different categories of chemical reactions, including synthesis, decomposition, single and double displacement, acid–base neutralization, and combustion.
• Identify and classify reaction types based on given chemical equations and descriptions.
• Explain particle-level processes involved in various reaction types and how atoms rearrange during reactions.+ Show more

Learning Objectives

• Explain how conservation status assessments use population trends, threat severity, and recovery potential.
• Interpret evidence from examples (such as swift fox and at-risk plants) to identify why a species is vulnerable.
• Describe how land use, genetic diversity, and habitat connectivity affect species persistence.

Learning Objectives

• Explain how exponential and logistic population models describe population growth over time.
• Distinguish density-dependent and density-independent factors using real examples.
• Use population model ideas to interpret patterns in how populations change in ecosystems.

Learning Objectives

• Understand how invasive species spread and establish in new environments.
• Identify ecological impacts caused by invasive species.
• Explain the mechanisms behind invasion and their effect on native ecosystems.+ Show more

Learning Objectives

• Identify and describe different types of chemical reactions including synthesis, decomposition, single and double displacement, acid-base neutralization, and combustion.
• Recognize patterns in reactant and product changes to classify reaction types.
• Explain particle-level processes such as bond breaking and forming during reactions.+ Show more

Learning Objectives

• Understand various conservation strategies including habitat protection, restoration, and species management.
• Identify methods used to reduce human impacts on ecosystems.
• Explain how ecological concepts like food webs and population dynamics inform conservation efforts.+ Show more

Learning Objectives

• Identify the three main types of rocks: igneous, sedimentary, and metamorphic.
• Describe how each rock type forms and its key features.
• Distinguish rock types based on mineral content, texture, and structure.+ Show more

Learning Objectives

• Explain how building orientation and south-facing glazing can support passive solar heating in Alberta’s climates.
• Describe how thermal barriers and reduced thermal bridging improve a building envelope’s thermal performance.
• Compare how heat-recovery ventilation can conserve energy while maintaining indoor air quality.+ Show more

Learning Objectives

• Explain the roles of photosynthesis and cellular respiration in transferring energy in plants
• Use vocabulary correctly to describe gas exchange and energy conversion
• Identify the main idea of scientific paragraphs and choose supporting concepts

Learning Objectives

• Describe common observable indicators of chemical reactions, such as gas production, heat change, colour shifts, and precipitate formation.
• Connect specific observations to likely reaction pathways and what they may suggest about particles and mass changes.
• Use precise scientific language to record observations and distinguish between qualitative evidence and explanations.

Learning Objectives

• Understand how to read and interpret weather data tables and graphs
• Identify key weather variables such as temperature, wind, humidity, and pressure
• Explain how daily weather data can reveal patterns and trends over time

Learning Objectives

• Understand different modes of heat transfer: conduction, convection, radiation.
• Analyze how each transfer mode affects energy efficiency in systems.
• Apply principles of energy transfer to real-world systems like passive solar houses.+ Show more

Learning Objectives

• Understand the basic concepts of mixtures and their separation methods.
• Identify physical and chemical separation techniques used in extracting bitumen.
• Differentiate between physical and chemical processes in mixture treatment.

Learning Objectives

• Understand the principles of energy transfer modes, such as conduction, convection, and radiation.
• Analyze how energy budgets are constructed and interpreted in systems like passive solar houses and district heating loops.
• Compare system performance metrics including net heat gain, fuel energy requirements, and temperature responses.+ Show more

Learning Objectives

• Understand the differences between exponential and logistic population growth models.
• Explain factors influencing population change, including density-dependent and density-independent factors.
• Interpret patterns in real-world population dynamics using simple models.+ Show more

Learning Objectives

• Identify observable indicators of chemical change, such as gas formation, persistent color change, temperature change, and precipitate formation
• Explain why multiple indicators together provide stronger evidence for chemical change than a single sign
• Use simple measurements alongside observations to support claims about whether a chemical change occurred

Learning Objectives

• Explain how energy changes during exothermic and endothermic chemical reactions using temperature evidence
• Relate energy input and release to bond breaking and bond formation
• Use energy-change evidence, along with other signs, to distinguish chemical from physical changes

Learning Objectives

• Explain how temperature differences drive heat transfer in conduction, convection, and radiation.
• Use a simple heat-transfer model to describe the direction of energy flow during everyday processes.
• Connect observable temperature changes to changes in thermal energy and possible heat-transfer mechanisms.