Grade 7 Science Worksheets

Learning Objectives

• Identify the main parts of a cell and their functions.
• Describe the diversity in cell shapes and components based on their roles.
• Understand the structural differences between plant and animal cells.+ Show more

Learning Objectives

• Explain how radiant transfer moves energy using electromagnetic waves without direct contact.
• Describe how solar intensity, absorptivity, and emissivity affect net radiative heating or cooling.
• Compare how different surfaces (e.g., roofs, vegetation, and snow) influence daytime warming and nocturnal cooling.

Learning Objectives

• Understand the importance of organized data presentation in scientific research.
• Identify different types of data structures such as tables and logs.
• Learn proper formatting standards including units, column headings, and timestamps.+ Show more

Learning Objectives

• Describe the process of the rock cycle
• Identify different types of rocks: igneous, sedimentary, and metamorphic
• Explain how Earth's surface processes contribute to rock transformation+ Show more

Learning Objectives

• Explain the significance of different connection types in structural systems.
• Identify how joints influence load transfer and redundancy in bridges and columns.
• Describe shear, bearing, and slip at connections and their effects on stability.+ Show more

Learning Objectives

• Use quantitative relationships (mass, temperature change, and specific heat) to calculate heat energy transfers.
• Convert between Joules and kilojoules and interpret the meaning of energy values in thermal processes.
• Use heat-flow ideas and energy budgets to compare simple heating, cooling, melting, and warming scenarios.

Learning Objectives

• Understand the concept of temperature gradients as abiotic factors
• Learn how temperature affects organism distribution and ecosystem structure
• Identify other abiotic drivers such as light, soil, moisture, and pH+ Show more

Learning Objectives

• Understand how to define design problems with clear criteria and constraints.
• Learn to translate societal and environmental needs into measurable targets.
• Identify real-world examples of problem specifications in science and engineering.+ Show more

Learning Objectives

• Describe the process of ecological succession and distinguish between primary and secondary succession.
• Identify the characteristic stages of succession in ecosystems such as abandoned fields and disturbed shorelines.
• Explain the drivers influencing succession, including soil development, seed dispersal, competition, and facilitation.+ Show more

Learning Objectives

• Explain equilibrium in terms of net force being zero and how it affects motion
• Distinguish static equilibrium from dynamic equilibrium using real-world examples
• Interpret and describe force diagrams qualitatively (direction and relative size) to identify balanced forces+ Show more

Learning Objectives

• Understand how disturbances like fire, flood, landslide, and windthrow affect ecosystems.
• Explain the concepts of disturbance frequency, intensity, and spatial scale in ecological processes.
• Identify species adaptations related to disturbance regimes and their effects on population dynamics.+ Show more

Learning Objectives

• Understand the principles of simple distillation and its applications.
• Identify the factors affecting vapour pressure and boiling point differences in distillation.
• Explain the limitations of simple distillation with close-boiling mixtures and azeotropes.+ Show more

Learning Objectives

• Understand the factors affecting solubility such as temperature, pressure, and solvent polarity.
• Interpret and analyze solubility curves and concepts of saturation and supersaturation.
• Explain how solubility concepts relate to solution processes like recrystallization, separation, and concentration calculations.+ Show more

Learning Objectives

• Understand the processes of evaporation and controlled crystallization used to recover solutes.
• Identify factors influencing crystal growth, size, and purity, such as evaporation rate and impurities.
• Describe examples like salt production and sugar crystallization.+ Show more

Learning Objectives

• Understand the differences in atomic composition between elements and compounds.
• Identify distinctive features of elements and compounds based on bonding and properties.
• Explain how chemical combinations alter properties compared to the constituent elements.+ Show more

Learning Objectives

• Describe the key chemical properties that influence material behavior.
• Identify indicators of chemical reactions such as gas evolution, color change, and precipitate formation.
• Contrast the chemical stability of noble metals with reactive non-metals.+ Show more

Learning Objectives

• Identify the characteristics that define pure substances and mixtures.
• Differentiate between elements, compounds, and mixtures using examples.
• Understand the criteria for classifying substances as pure or impure.+ Show more

Learning Objectives

• Understand the classification of mixtures into solutions, colloids, and suspensions based on uniformity and particle size.
• Identify examples of each mixture type such as salt water, milk, and muddy water.
• Explain the concepts of homogeneous and heterogeneous mixtures and their observable characteristics.+ Show more

Learning Objectives

• Understand the principles of density differences used in separation techniques.
• Identify how buoyant force, sedimentation, and centrifugal force are exploited in separation methods.
• Recognize examples like oil-water separation and blood fractionation that utilize density-driven processes.+ Show more

Learning Objectives

• Understand the key analytical indicators used to assess the purity of substances.
• Identify various methods for detecting contamination and impurities.
• Compare and contrast techniques such as melting point ranges, conductivity differences, refractive index, and gravimetric residue.+ Show more

Learning Objectives

• Define and understand the physical properties used as diagnostic criteria.
• Link macroscopic measurements to molecular structure and intermolecular forces.
• Explain how density, phase-change temperatures, and conductivity differentiate substances.+ Show more

Learning Objectives

• Understand the principles of filtration and sedimentation in separating mixtures.
• Identify different pore sizes and their applications in filtration techniques.
• Describe the flow behaviour through porous media and factors affecting it.+ Show more

Learning Objectives

• Understand the principles of chromatographic separation, including partitioning, stationary and mobile phases.
• Identify the differences between paper and thin-layer chromatography with practical examples.
• Interpret retention factors, resolution, and limitations of chromatographic methods in purification.+ Show more

Learning Objectives

• Define primary structural elements and understand load transfer mechanisms.
• Distinguish between dead and live loads and their effects on structures.
• Identify tension, compression, and shear within structural members.+ Show more

Learning Objectives

• Understand human impacts on ecosystems including habitat alteration, pollution, resource extraction, and invasive species.
• Identify principles of ecological stewardship such as mitigation, habitat protection, restoration, and monitoring.
• Analyze the balance between societal needs and ecological integrity in environmental decision-making.+ 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

• Explain the difference between speed, velocity, and acceleration with real-world examples.
• Identify scalar and vector quantities related to motion.
• Describe relationships between displacement, time, and rate of change in motion scenarios.+ Show more

Learning Objectives

• Understand the concept of mechanical energy conservation in ideal and real systems.
• Explain how energy transfers among system components during motion such as swinging pendulums and springs.
• Identify observable signs of energy loss and discuss how nonmechanical energy forms influence system behavior.

Learning Objectives

• Understand how to calculate average speed using distance and time data.
• Distinguish between average speed and instantaneous speed through examples.
• Convert units between meters per second and kilometers per hour.+ Show more

Learning Objectives

• Understand the concept of net force and how it determines the motion of objects.
• Compose vectors representing forces in free-body diagrams.
• Apply vector addition and equilibrium conditions to analyze systems like elevators, tug-of-war, and carts on ramps.+ Show more

Learning Objectives

• Understand Newton's three laws of motion and how they describe force and movement.
• Identify real-world phenomena that illustrate inertia, acceleration, and action-reaction pairs.
• Connect qualitative descriptions of force and mass to algebraic proportionality in objects in motion.

Learning Objectives

• Define kinetic energy as energy of motion and potential energy as stored energy.
• Describe everyday phenomena illustrating kinetic and potential energy.
• Explain how height and motion relate to different forms of energy.+ Show more

Learning Objectives

• Understand how human activities introduce contaminants into terrestrial and aquatic ecosystems.
• Identify different types of pollutants relevant to Alberta environments, such as nutrient runoff, hydrocarbons, and airborne deposition.
• Describe pathways of exposure, bioaccumulation risks, and community-level ecological consequences of pollutants.+ Show more

Learning Objectives

• Understand how adaptive traits become common in populations through natural selection
• Identify various mechanisms like heritability, variation, and selective pressures that influence adaptation
• Analyze real-world examples such as pesticide resistance and camouflage frequency changes+ Show more

Learning Objectives

• Understand the geologic evidence supporting plate tectonics and continental movement.
• Explain how fossils, rock types, and seafloor structures record Earth's tectonic history.
• Analyze spatial patterns such as mid-ocean ridges, trenches, and mountain ranges to infer plate motions.+ Show more

Learning Objectives

• Describe the processes involved in the rock cycle, including melting, cooling, erosion, and metamorphism.
• Identify different rock types—igneous, sedimentary, and metamorphic—and explain their formation pathways.
• Understand the role of Earth's internal heat and surface processes in transforming rocks over geological timescales.+ Show more

Learning Objectives

• Explain how energy moves through an ecosystem from producers to consumers and decomposers
• Describe how trophic levels and metabolic processes affect the amount of usable energy available
• Use food-chain and food-web ideas to predict how changes at one trophic level can affect others+ Show more

Learning Objectives

• Understand how disturbances like fire, flood, landslide, and windthrow influence ecosystems.
• Identify factors such as frequency, intensity, and spatial scale that determine disturbance outcomes.
• Explain how some species adapt to disturbances and rebound quickly while others are affected adversely.+ Show more

Learning Objectives

• Describe the transfer of energy through trophic levels in ecosystems.
• Explain the roles of producers, consumers, and decomposers in energy pyramids and food webs.
• Understand mechanisms like photosynthesis and cellular respiration for energy capture and release.+ Show more

Learning Objectives

• Understand various human activities that impact the environment such as deforestation, urban expansion, and pollution.
• Learn how scientists monitor environmental changes using indicators like water quality and air measurements.
• Explore mitigation strategies including land restoration and policy efforts to reduce human impacts.+ Show more

Learning Objectives

• Explain the concepts of static and kinetic friction and how they oppose motion.
• Describe how aerodynamic drag affects objects moving through air.
• Illustrate the relationship between surface texture, normal force, and frictional force.+ Show more

Learning Objectives

• Understand how resource availability and competition influence population size and growth rates.
• Interpret logistic growth curves and concepts of carrying capacity.
• Analyze how populations respond to limited resources like food, water, and shelter using real-world examples.+ Show more

Learning Objectives

• Understand the principles of momentum conservation during collisions.
• Differentiate between elastic and inelastic collisions.
• Calculate post-collision velocities using mass, velocity, and momentum concepts.+ Show more

Learning Objectives

• Distinguish between physical and chemical properties of materials.
• Identify measurable descriptors such as density, melting point, solubility, conductivity, reactivity, and flammability.
• Analyze property data to support material identification and separation strategies.+ Show more

Learning Objectives

• Understand how deposition contributes to landscape formation.
• Identify different landforms created by deposition such as deltas, alluvial fans, and beaches.
• Describe the processes of sediment transport and deposition in various environments.+ Show more

Learning Objectives

• Explain how changes in an object's motion energy are linked to energy transfers into or out of the object.
• Identify real-world scenarios where energy transformation occurs, such as braking a car or bouncing a ball.
• Quantitatively and qualitatively analyze energy transfers during different physical events.+ Show more

Learning Objectives

• Understand the law of conservation of mass as a principle in physical and chemical processes.
• Apply the concept of mass accounting to reactions and dissolution processes.
• Recognize how balancing chemical formulas relates to mass conservation.+ Show more

Learning Objectives

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