Grade 7 Science Worksheets

Learning Objectives

• Distinguish between ionic and covalent bonding based on properties and formation.
• Relate bonding types to macroscopic properties such as melting point, solubility, and electrical conductivity.
• Describe the formation of simple binary ionic salts and molecular compounds using empirical formulas.+ Show more

Learning Objectives

• Explain how evidence such as fossils, rock types, and continental shapes supports plate tectonics.
• Identify key seafloor features (mid-ocean ridges, trenches) and relate them to plate motion.
• Use earthquake, volcanic, and magnetic striping patterns to describe how plates move over time.

Learning Objectives

• Compare common temperature-measuring instruments (liquid-in-glass, bimetallic, and digital) by how they work and when they are appropriate.
• Explain Celsius scale conventions, including fixed points and why calibration is necessary.
• Describe how thermal contact and environmental factors (radiation and air flow) can affect temperature readings.+ Show more

Learning Objectives

• Understand how building design strategies enhance thermal performance across Alberta's climate zones.
• Identify passive solar, thermal barriers, and ventilation methods that improve energy efficiency.
• Analyze case examples to evaluate design trade-offs in regional building contexts.+ Show more

Learning Objectives

• Explain how problem definition guides a design project using clear criteria and realistic constraints.
• Identify how trade-off matrices and feasibility criteria help compare conceptual solutions.
• Describe how iteration improves alignment between objectives and available materials, cost, and environmental factors.

Learning Objectives

• Understand the defining properties of pure substances and their examples.
• Distinguish between elements and compounds through physical and chemical tests.
• Recognize how pure substance properties serve as benchmarks in identifying impurities.+ Show more

Learning Objectives

• Understand what habitat fragmentation is and its effects on ecosystems.
• Identify factors that contribute to habitat fragmentation and its consequences.
• Explain the concept of landscape connectivity and its role in ecosystem resilience.+ Show more

Learning Objectives

• Explain the difference between closed and open systems in terms of matter transfer.
• Identify the effects of system boundaries on mass conservation.
• Analyze real-world examples of closed and open systems in scientific processes.+ Show more

Learning Objectives

• Identify observable signs of chemical change such as gas formation, color change, temperature change, and precipitate formation.
• Understand that multiple indicators together provide stronger evidence of chemical change than any single sign.
• Recognize the importance of measurements alongside observations to confirm chemical changes.

Learning Objectives

• Understand the concept of chemical properties and how they describe substances.
• Identify different types of chemical reactions based on properties such as flammability and reactivity.
• Observe and infer chemical properties from experimental outcomes such as color change and gas evolution.+ Show more

Learning Objectives

• Understand the particle model as a representation of matter and its components.
• Describe how particles behave during chemical changes and why mass remains constant.

Learning Objectives

• Understand how to predict chemical reactions using physical and chemical properties.
• Identify properties such as reactivity, solubility, flammability, and acid-base behavior.
• Learn how reactivity patterns help anticipate products and energy changes in reactions.+ Show more

Learning Objectives

• Understand the different types of phase changes and what causes them.
• Identify the effects of temperature and pressure on states of matter.
• Explain the concepts of latent heat and energy transfer during phase transitions.+ Show more

Learning Objectives

• Identify examples of physical changes in everyday life.
• Differentiate between physical and chemical changes based on observable attributes.
• Understand the concepts of reversibility and particle behavior during physical changes.+ Show more

Learning Objectives

• Identify and classify different types of chemical reactions including synthesis, decomposition, and displacement.
• Understand particle-level explanations of mass conservation during chemical transformations.
• Predict products of various reaction types based on reactant information.+ Show more

Learning Objectives

• Understand the difference between mixtures and pure substances.
• Identify different types of mixtures based on observable traits.
• Learn methods of separation such as filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Understand the criteria used for selecting materials for specific applications.
• Identify various physical and chemical properties relevant to material suitability.
• Evaluate how properties like corrosion resistance, hardness, and solubility impact application performance.+ Show more

Learning Objectives

• Understand how energy is involved in chemical reactions and changes.
• Distinguish between exothermic and endothermic reactions based on energy transfer.
• Explain the link between energy exchange, bond breaking, and bond formation.+ Show more

Learning Objectives

• Understand the concept of mass measurement and its role in chemical reactions.
• Identify the factors affecting the conservation of mass in closed systems.
• Apply principles of accurate measurement to prevent errors involving gases or dissolved species.+ Show more

Learning Objectives

• Understand how adaptive traits become common in populations through natural selection.
• Identify examples of adaptive traits such as pesticide resistance and camouflage.
• Explain the roles of variation, heritability, and environmental pressures in adaptation.+ Show more

Learning Objectives

• Learn how physical separation methods are used in extracting bitumen from oil sands.
• Identify differences between physical and chemical separation processes.
• Understand the role of density, particle size, and temperature in mixture separation.

Learning Objectives

• Explain the concept of seasonal changes and their effects on the environment.
• Identify the key factors driving seasonal thermal cycles.
• Understand how solar input, snow cover, and phase changes influence regional climates.

Learning Objectives

• Understand the fundamental methods of energy transfer: conduction, convection, and radiation.
• Identify real-world examples of each energy transfer mode.
• Explain how different transfer modes contribute to energy exchange in systems like buildings and natural environments.

Learning Objectives

• Understand how levers operate and how to calculate their mechanical advantage
• Identify different simple machines and their functions
• Describe how simple machines make work easier in daily life

Learning Objectives

• Understand the different classifications of matter: pure substances, mixtures, and solutions.
• Identify characteristics of elements and compounds as pure substances.
• Describe how mixtures have variable composition and can be separated.+ Show more

Learning Objectives

• Explain the concepts of distance, time, and speed.
• Calculate average speed using distance and time.
• Identify measurement errors that can occur when recording motion data.+ Show more

Learning Objectives

• Understand the different classes of levers and their characteristics.
• Explain how torque affects lever operation.
• Calculate mechanical advantage of lever and pulley systems.+ Show more

Learning Objectives

• Explain how light energy is converted into chemical bonds during photosynthesis.
• Describe how cellular respiration releases energy stored in glucose.
• Connect the processes in chloroplasts and mitochondria across different organisms.+ Show more

Learning Objectives

• Identify and describe the roles of key organelles in plant and animal cells.
• Connect cell structure to function, including processes like transport, synthesis, and compartmentalization.
• Compare eukaryotic and prokaryotic cells using examples of leaf mesophyll and muscle cells.+ Show more

Learning Objectives

• Describe the functions of circulatory, respiratory, digestive, and nervous systems in multicellular animals.
• Explain how organ systems cooperate to support processes like gas exchange, nutrient transport, and homeostasis.
• Illustrate system-level dependencies and feedback mechanisms in organ interactions.+ Show more

Learning Objectives

• Understand how microscopy provides evidence for cellular organization in organisms.
• Identify differences between unicellular and multicellular organisms through observations of plant and protist cells.
• Recognize cellular features such as cell boundaries, plasma membranes, and cell walls in microscopic images.+ Show more

Learning Objectives

• Explain how matter is transferred and transformed within organisms during digestion, biosynthesis, and respiration.
• Describe the flow of carbon and nitrogen through biological systems.
• Identify key biochemical pathways involved in matter recycling within ecosystems.+ Show more

Learning Objectives

• Define independent, dependent, and controlled variables in scientific experiments.
• Explain the importance of operational definitions and fair test design to obtain valid causal inferences.
• Identify sources of confounding, sampling considerations, and the role of control groups in reducing bias.+ Show more

Learning Objectives

• Understand the fundamental concepts of populations, including size, growth, and distribution.
• Identify and explain the impact of demographic factors such as births, deaths, immigration, and emigration.
• Describe key metrics used to measure population characteristics like density and distribution patterns.+ Show more

Learning Objectives

• Understand the core metrics used to describe populations, such as size, density, and distribution patterns.
• Explain how demographic factors like births, deaths, immigration, and emigration influence population change.
• Analyze how environmental conditions interact with population dynamics over short-term and long-term scales.+ Show more

Learning Objectives

• Understand the definition of a population in biology.
• Identify factors that influence population size and distribution.
• Recognize key metrics used to describe populations.+ Show more

Learning Objectives

• Understand how physical and biological disturbances impact ecosystems and populations
• Interpret empirical observations and longitudinal data to analyze ecosystem changes
• Explain mechanisms of resilience, resistance, and succession after disturbances+ Show more

Learning Objectives

• Explain how models turn observations into representations that support predictions.
• Distinguish physical, diagrammatic, and computational models by what each shows.
• Use model assumptions to reason about expected outcomes under new conditions.

Learning Objectives

• Characterize how multiple representations convey matter interactions, including symbolic chemical equations, graphs, and tabulated data.
• Interpret reaction rate graphs, stoichiometric ratios, and phase diagrams to communicate quantitative relationships.
• Select appropriate representations for quantitative comparison without assuming microscopic mechanisms.

Learning Objectives

• Understand the differences between oceanic and continental crust in terms of density and composition.
• Explain how plate density influences tectonic movements such as subduction zones and divergent boundaries.
• Identify real-world examples of tectonic activity related to plate characteristics, including seismic and volcanic phenomena.

Learning Objectives

• Identify the key stages of embryonic development across different species
• Understand the significance of conserved developmental features
• Compare similarities and differences in embryonic structures+ Show more

Learning Objectives

• Define and distinguish between contact and non-contact forces.
• Understand how net force influences the acceleration of objects.
• Explain real-world examples of forces such as friction and gravity.+ Show more

Learning Objectives

• Explain the evidence supporting the theory of plate tectonics, including fossil distribution and matching continental margins.
• Identify key geologic features such as mid-ocean ridges, trenches, and mountain ranges related to plate movements.
• Describe how magnetic striping, earthquake, and volcanic activity provide evidence for seafloor spreading and plate motion.+ Show more

Learning Objectives

• Explain how adaptations help organisms survive and reproduce in their environments
• Differentiate structural, behavioral, and physiological adaptations
• Use evidence from a text to identify examples of adaptations

Learning Objectives

• Define key material properties such as density, tensile and compressive strength, stiffness, ductility, toughness, and thermal expansion.
• Explain how these properties influence the performance of structural materials.
• Contrast common construction materials—wood, steel, and reinforced concrete—in terms of strength-to-weight ratio, deformation, and failure modes.+ Show more

Learning Objectives

• Understand the key geologic surface processes including weathering, erosion, transport, and deposition.
• Describe the differences between mechanical and chemical weathering and their effects on landscapes.
• Explain how landforms such as canyons, deltas, and glacial features are created by surface processes.+ Show more

Learning Objectives

• Identify standard metric units and choose suitable instruments for a measurement task
• Read scales accurately and report measurements using appropriate significant figures
• Distinguish between systematic and random error and explain how uncertainty affects results+ Show more

Learning Objectives

• Understand how birth, death, immigration, and emigration influence population size and distribution.
• Identify regional drivers such as water availability, fire regimes, and disease outbreaks that affect populations.
• Analyze how population trends inform species status and biodiversity assessments.