Grade 7 Science Worksheets

Learning Objectives

• Explain the differences between static and kinetic friction and provide real-world examples.
• Describe how surface texture and normal force affect the magnitude of friction.
• Understand the concept of aerodynamic drag and how it impacts motion, especially in outdoor transportation.+ Show more

Learning Objectives

• Define and identify structural, physiological, and behavioral adaptation traits in species.
• Explain how adaptive traits contribute to survival and reproduction in specific environments.
• Analyze examples of adaptation in boreal species, prairie plants, mammals, and root architectures.+ Show more

Learning Objectives

• Explain how inclined planes change the force required to move loads by increasing distance.
• Analyze the force components parallel and perpendicular to an inclined plane.
• Calculate the mechanical advantage of ramps used in real-world Alberta contexts.+ 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 that solution concentration quantifies the amount of solute relative to solvent.
• Identify common measures of concentration such as mass percent and grams per litre.
• Explain how concentration affects physical properties like boiling point and freezing point.+ Show more

Learning Objectives

• Understand the concepts of free-body diagrams and how to represent forces graphically.
• Learn how to decompose forces on inclined surfaces into perpendicular components.
• Apply vector addition principles to find the net force magnitude and direction.+ Show more

Learning Objectives

• Understand the steps involved in the technological design process.
• Identify examples and trade-offs in prototyping and optimization.
• Recognize the importance of documentation and measurement in design decisions.+ Show more

Learning Objectives

• Identify different physical and chemical properties used to classify substances.
• Distinguish between elements, compounds, and mixtures based on measurable attributes.
• Apply classification techniques such as density measurement, solubility testing, and magnetic separation.+ Show more

Learning Objectives

• Identify observable signs of chemical changes such as colour change, gas evolution, precipitate formation, temperature change, or odour alteration.
• Differentiate between physical and chemical changes at the particle level, focusing on bond reorganization and energy transfer.
• Understand real-world examples of chemical changes, including oxidation and combustion, and interpret their processes at the particle level.

Learning Objectives

• Understand how mass measurements relate to conservation of mass during chemical processes.
• Identify factors that can affect mass measurements and how to control them.
• Describe the importance of including all phases of reactants and products in mass accounting.+ Show more

Learning Objectives

• Describe the steps involved in the formation of sedimentary rocks.
• Identify features of sedimentary environments such as bedding, fossils, and structures.
• Explain how mechanical and chemical weathering contribute to sediment formation.+ Show more

Learning Objectives

• Explain how phase changes reflect changes in particle kinetic and potential energy.
• Identify energy absorption and release during melting, freezing, evaporation, and condensation.
• Relate microscopic particle interactions to macroscopic energy phenomena.+ Show more

Learning Objectives

• Describe the main components of Earth's atmospheric and oceanic circulation systems.
• Explain how solar heating and Earth's rotation influence global wind and current patterns.
• Connect atmospheric cells and ocean gyres to regional climate and weather patterns.+ Show more

Learning Objectives

• Understand how mathematical and statistical tools quantify traits, population dynamics, and evolutionary processes.
• Apply models like Hardy-Weinberg and probability-based inheritance to analyze genetic data.
• Interpret graphs and charts displaying fitness differentials and allele frequency changes.+ Show more

Learning Objectives

• Define kinetic energy as the energy of motion in objects.
• Explain potential energy as stored energy based on height or position.
• Describe how energy transfers between potential and kinetic forms in familiar phenomena.+ Show more

Learning Objectives

• Understand the systematic approach of ecological inquiry including hypothesis framing and data interpretation.
• Identify local examples of ecological relationships like riparian health of the Bow River.
• Evaluate the role of evidence and natural variability in ecological studies.+ Show more

Learning Objectives

• Analyze societal, economic, and environmental impacts of various technologies.
• Evaluate short- and long-term consequences of technological development.
• Interpret case phenomena related to urban transportation, agriculture, and energy production.+ Show more

Learning Objectives

• Understand the definition of saturation and supersaturation in solutions.
• Identify conditions that lead to saturation and crystallization.
• Analyze real-world examples of saturation phenomena.+ Show more

Learning Objectives

• Explain the concept of radiant transfer and how energy moves through electromagnetic waves.
• Identify factors such as solar radiation intensity, surface absorptivity, and emissivity that affect radiative heating.
• Analyze how seasonal changes and surface types influence radiative balances and local microclimates.+ Show more

Learning Objectives

• Understand how energy transfer in thermal processes is represented numerically.
• Apply formulas involving specific heat, mass, and temperature change to calculate energy transfer.
• Use practical examples to estimate energy needs in real-world settings like heating water or melting snow.+ Show more

Learning Objectives

• Describe the principle of conservation of mass in physical and chemical changes.
• Explain how mass remains constant in closed systems during reactions.
• Identify real-world observations that demonstrate mass conservation in sealed containers.+ Show more

Learning Objectives

• Identify different types of observable indicators in chemical reactions.
• Describe how gas production, heat exchange, colour changes, and precipitates indicate reaction pathways.
• Analyze reaction patterns and infer underlying particle interactions and mass changes.+ Show more

Learning Objectives

• Understand the importance of systematic evaluation of design solutions.
• Identify and compare different performance metrics and trade-offs.
• Use models and data to analyze and rank competing options.+ Show more

Learning Objectives

• Describe how energy transfers through trophic levels in food webs.
• Explain the roles of producers, consumers, and decomposers in energy pyramids.
• Understand the processes of photosynthesis and cellular respiration as energy mechanisms.+ Show more

Learning Objectives

• Understand how to define design problems with clear criteria and constraints.
• Identify real-world examples of specifying measurable success and constraints.
• Translate societal and environmental needs into quantitative targets for solutions.+ Show more

Learning Objectives

• Evaluate various management strategies for maintaining biodiversity and ecosystem services.
• Analyze case examples such as wetland restoration and corridor establishment.
• Compare benefits and unintended consequences of different approaches.+ Show more

Learning Objectives

• Understand how relative motions of the Sun, Earth, and Moon produce observable cyclic patterns.
• Describe the causes of lunar phases, solar and lunar eclipses, and seasonal changes.
• Explain how diagrams of orbital geometry and axial tilt relate to day-night cycles and phases.+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify key stratigraphic markers like fossils, unconformities, and intrusions used to correlate rock layers.
• Synthesize stratigraphic data and field observations to interpret Earth's geological history.+ Show more

Learning Objectives

• Explain how matter is cycled within organisms during processes like digestion, biosynthesis, and respiration.
• Describe the flow of carbon and nitrogen through food into biomolecules and their eventual release or excretion.
• Identify biochemical pathways such as macromolecule synthesis and decomposition that demonstrate matter recycling.+ Show more

Learning Objectives

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

Learning Objectives

• Explain how devices convert energy from one form to another.
• Identify examples of energy transformation in common devices.
• Understand the concepts of energy transfer, conservation, and thermal losses.+ Show more

Learning Objectives

• Understand how gravity influences orbital motion within the solar system and across galaxies.
• Describe elliptical orbits and how they are affected by mass and distance.
• Apply mathematical relationships to explain orbital velocity and centripetal effects in planetary systems.+ Show more

Learning Objectives

• Understand how cellular structures and transport processes work together to maintain homeostasis.
• Describe the roles of transport proteins, membrane pumps, and hormone signalling in regulating nutrient, ion, and water levels.
• Explain how disruptions at cellular or tissue levels can affect organ function and organism stability.+ Show more

Learning Objectives

• Construct and interpret graphical relationships between kinetic and potential energy, mass, and speed.
• Understand proportional and quantitative patterns in energy changes due to mass and speed doubling.
• Analyze energy calculations and relate graphs to motion scenarios such as a bicycle, pendulum, and roller-coaster.+ Show more

Learning Objectives

• Understand how abiotic factors such as temperature, moisture, light, soil nutrients, and pH affect species distribution and population dynamics.
• Identify examples of abiotic stresses and opportunities in the environment.
• Explain the interaction between abiotic conditions and biotic pressures in ecosystems.+ Show more

Learning Objectives

• Understand the mechanisms of heat transfer: conduction, convection, radiation, sound, and electric current.
• Identify examples and measurable evidence of different heat transfer modes.
• Explain the factors affecting rates of heat transfer and temperature changes.+ 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

• Define carrying capacity and explain its significance in ecosystems.
• Identify limiting factors that influence population sizes.
• Understand how populations stabilize at carrying capacity through resource regulation.+ Show more

Learning Objectives

• Describe the differences between exponential and logistic population growth models.
• Identify factors that influence population size, including density-dependent and density-independent factors.
• Interpret how models predict population patterns under various conditions.+ Show more

Learning Objectives

• Understand the roles of producers and consumers in ecosystems.
• Explain how energy transfer between trophic levels is inefficient.
• Describe the structure and dynamics of food chains and energy pyramids.+ Show more

Learning Objectives

• Identify different indicators that suggest a chemical reaction has taken place.
• Explain examples of chemical reactions based on observable signs like gas production, precipitate formation, color change, temperature change, and irreversibility.
• Understand how mass measurements in sealed systems relate to the conservation of mass principle in chemical reactions.+ Show more

Learning Objectives

• Understand how disturbances like fire, flood, and windthrow affect habitats and ecosystems.
• Recognize factors such as frequency and intensity that influence disturbance outcomes.
• Identify species adapted to disturbance regimes and their recovery patterns.+ Show more

Learning Objectives

• Explain how magma forms through various geological processes.
• Describe how cooling rates affect igneous rock textures and mineral composition.
• Analyze the role of fractional crystallization and magma mixing in rock diversity.+ Show more

Learning Objectives

• Understand how uneven solar heating influences regional climate patterns.
• Interpret temperature gradients, sea-surface temperature maps, wind vectors, and precipitation records.
• Explain phenomena such as El Niño, monsoon regimes, and prevailing wind belts.+ Show more

Learning Objectives

• Understand various separation techniques based on physical properties.
• Identify suitable methods for separating different mixtures.
• Explain real-world applications of separation methods.+ Show more

Learning Objectives

• Identify the three principal boundary types and their characteristic landforms.
• Explain processes such as crustal extension, magma upwelling, subduction, and lateral motion.
• Describe how different boundary types influence topography, volcanic activity, and seismicity.+ Show more

Learning Objectives

• Explain how seismicity relates to fault movement and tectonic stress.
• Identify the different fault types and their seismic signatures.
• Describe how energy is released during earthquakes and what factors influence their intensity.+ Show more

Learning Objectives

• Describe the difference between mixtures and pure substances.
• Identify characteristics of heterogeneous and homogeneous mixtures.
• Understand separation methods based on physical properties.+ Show more