Grade 7 Science Worksheets

Learning Objectives

• Understand the process of mountain formation through tectonic plate movements.
• Identify key features of orogeny, including crustal deformation and uplift.
• Explain how surface processes shape mountain landscapes over time.

Learning Objectives

• Explain how momentum is transferred during different types of collisions.
• Compare elastic and inelastic collisions and identify examples of each.
• Apply the principle of conservation of momentum to predict outcomes of collisions.+ Show more

Learning Objectives

• Explain the difference between design criteria and design constraints in a solution design.
• Write clear, testable design criteria using measurable success targets.
• Use constraints (materials, safety, cost, and science principles) to narrow possible solutions.+ Show more

Learning Objectives

• Distinguish ionic from covalent bonding using particle-level evidence and bonding patterns.
• Relate bonding type to macroscopic properties such as melting point, solubility, and electrical conductivity.
• Construct simple binary ionic salts and molecular compounds using empirical formulas.

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify how fossils, unconformities, and intrusive contacts act as markers for correlating layers and establishing relative ages.
• Synthesize field observations and stratigraphic data to construct sequences of Earth’s geological events.

Learning Objectives

• Understand the structure and movement of Earth's lithospheric plates.
• Identify the different types of plate boundaries and their effects on landforms and geological activity.
• Explain how plate interactions influence earthquakes, volcanoes, and mountain formation.+ Show more

Learning Objectives

• Identify and compare descriptive statistics such as mean, median, mode, and interquartile range (IQR)
• Explain how outliers affect measures of center and spread
• Use simple graphical ideas to interpret differences between data sets+ Show more

Learning Objectives

• Explain the difference between genotype and phenotype in terms of genes and observable traits
• Describe how dominant and recessive alleles affect which phenotype an organism shows
• Use the genotype–phenotype relationship to predict traits and explain why relatives may look different

Learning Objectives

• Explain how density links mass to volume and why it helps identify materials.
• Use the relationship between density, mass, and volume to interpret and solve problems.
• Distinguish intensive from extensive properties by comparing density across samples.

Learning Objectives

• Identify kinetic and potential energy in everyday situations.
• Explain how changes in height and speed affect mechanical energy.
• Use energy conservation ideas to reason about safer motion and loading.

Learning Objectives

• Identify the forces shown on a free-body diagram
• Determine the net force direction from component forces
• Use perpendicular component addition to find the net force magnitude description

Learning Objectives

• Identify common SI units used to measure distance and time
• Use unit names correctly when describing motion
• Recognize that speed is distance divided by time

Learning Objectives

• Understand how conservation of mass governs the behavior of substances in closed-system reactions.
• Learn to balance chemical inputs and outputs to predict reaction yields.
• Recognize examples like sealed combustion and closed corrosion assays that model mass transfers.+ Show more

Learning Objectives

• Understand how solution concentration quantifies the amount of solute relative to solvent.
• Recognize common measures of concentration such as mass percent and grams per litre.
• Explain the effects of concentration on physical properties like boiling point and freezing point.+ Show more

Learning Objectives

• Understand the various separation techniques used in science.
• Identify the appropriate separation method for different mixtures.
• Explain the steps involved in processes such as filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Understand the principle of mass conservation in chemical and physical systems.
• Apply mass conservation concepts to reaction stoichiometry, waste tracking, and environmental mass balances.
• Analyze real-world examples of closed systems to predict and reconcile measured versus expected masses.

Learning Objectives

• Identify observable signs of chemical changes such as colour change, gas production, and precipitate formation.
• Understand the particle-level interpretation involving bond reorganization during chemical reactions.
• Differentiate between physical and chemical changes based on evidence of chemical alteration.+ Show more

Learning Objectives

• Differentiate pure substances from mixtures using composition and uniformity
• Identify examples of elements, compounds, and mixtures from everyday materials
• Explain how properties can help determine whether a material is pure or mixed

Learning Objectives

• Explain how homologous and analogous structures provide evidence for evolutionary relationships.
• Identify patterns in limb bones and skull morphology that suggest descent with modification.
• Use anatomical evidence alongside basic genetic and fossil information to make reasonable phylogenetic inferences.

Learning Objectives

• Understand the components and functions of building envelopes including walls, roofs, windows, and foundations.
• Identify how insulation, barriers, and ventilation contribute to thermal performance.
• Learn methods for measuring and assessing envelope performance.+ Show more

Learning Objectives

• Understand methods for mapping load paths in complex structures.
• Identify primary and secondary load routes transferring loads to foundations.
• Analyze the effects of openings, corners, and irregular geometries on load redistribution.+ Show more

Learning Objectives

• Understand different advanced construction materials and how they are manufactured.
• Explain how microstructure influences strength, stiffness, and durability of materials.
• Analyze the trade-offs related to cost, fabrication complexity, and performance of novel materials.+ Show more

Learning Objectives

• Explain characteristic methods for testing material behaviour including tensile, compression, and bending assessments.
• Describe non-destructive testing techniques such as ultrasonic and hardness measurements.
• Understand anisotropy in timber and composites and how it affects material performance.+ Show more

Learning Objectives

• Describe how structural members respond to applied loads through different types of forces.
• Relate geometry and support conditions to internal force distribution in beams and columns.
• Explain the effects of bending, shear, axial forces, and torsion on member deflection and serviceability.+ Show more

Learning Objectives

• Understand different prototyping techniques including physical models, digital analysis, and laboratory rigs.
• Compare the advantages and limitations of scaled physical models, finite-element digital models, and load rigs.
• Recognize instrumentation tools such as strain gauges and displacement transducers used to measure responses.+ Show more

Learning Objectives

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

Learning Objectives

• Identify common structural failure modes such as buckling, fatigue cracking, and shear fracture.
• Explain the limits states design philosophy, safety factors, and redundancy in engineering.
• Relate failure mechanisms to geometric, material, and loading characteristics using real-world examples.+ Show more

Learning Objectives

• Describe the steps involved in the design process from defining requirements to selecting solutions.
• Explain how performance objectives like load capacity and stiffness guide design decisions.
• Understand the use of decision matrices and sketches to compare alternative designs.+ Show more

Learning Objectives

• Identify examples of physical changes
• Differentiate between physical and chemical changes
• Observe indicators of chemical reactions+ Show more

Learning Objectives

• Understand the key force systems driving plate motion within the Earth.
• Describe how mantle convection, slab pull, and ridge push influence tectonic activity.
• Explain the interaction between different plate mechanisms and their effects on plate velocity and direction.+ Show more

Learning Objectives

• Identify independent, dependent, and controlled variables in real experimental scenarios.
• Create clear operational definitions for variables so measurements are consistent and replicable.
• Design fair tests by controlling confounding variables, using control groups, and planning replication.

Learning Objectives

• Understand the concept of food chains and trophic levels
• Explain how energy transfers from producers to consumers in an ecosystem
• Identify the reasons why food chains have limited numbers of trophic levels+ Show more

Learning Objectives

• Understand what adaptive traits are and how they help organisms survive
• Identify examples of adaptive traits in different species
• Learn how environmental pressures influence the frequency of traits in populations+ Show more

Learning Objectives

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

Learning Objectives

• Understand the main factors affecting material durability over time.
• Identify different protection measures for materials in structures.
• Analyze how environmental exposure influences material lifespan.+ Show more

Learning Objectives

• Explain the processes involved in the water cycle including evaporation, condensation, and precipitation.
• Describe how water moves through Earth's spheres such as groundwater flow, river discharge, and ocean exchange.
• Identify the impacts of seasonal changes and human activities on water circulation and storage.+ Show more

Learning Objectives

• Understand the concept of urban heat island phenomena and its causes
• Identify the effects of surface materials, vegetation, and human activities on urban microclimates
• Analyze mitigation strategies to reduce urban heat and their impact on urban environments+ Show more

Learning Objectives

• Explain what the urban heat island effect is and why cities often have higher temperatures than nearby rural areas.
• Describe how surface materials, vegetation, building geometry, and human activities influence urban microclimates.
• Evaluate mitigation strategies such as cool pavements, increased greenery, and strategic shading, and relate them to energy use and outdoor comfort.

Learning Objectives

• Explain how energy transfers through conduction, convection, and radiation using everyday examples
• Compare how energy moves in solids, liquids, and gases for each transfer mechanism
• Describe how energy can transform from one form to another (chemical, electrical, thermal, light)+ Show more

Learning Objectives

• Explain density using the particle view of matter (mass and how particles are spaced).
• Predict how sinking, floating, and heating relate to changes in volume and average particle spacing.
• Use evidence from particle spacing to compare the densities of different substances.

Learning Objectives

• Explain that pure substances have uniform composition and characteristic properties.
• Distinguish elements from compounds using physical and chemical tests.
• Use fixed melting and boiling points to support identification of pure substances.+ Show more

Learning Objectives

• Identify structural, physiological, and behavioral adaptations
• Explain how selective pressures influence trait frequencies over generations
• Compare adaptation examples across different habitat contexts+ Show more

Learning Objectives

• Understand the concept of an individual organism and its characteristics
• Recognize examples of individual organisms in ecological contexts
• Identify how individual traits contribute to higher levels of ecological organization+ Show more

Learning Objectives

• Explain how insulation reduces heat transfer through conduction, convection, and radiation.
• Compare common insulating materials (fibreglass, foam, reflective foils) using ideas like trapped air and thermal resistance.
• Describe how air leakage, thermal bridging, and continuous insulation affect overall heat loss in buildings.

Learning Objectives

• Understand the role of natural resources such as groundwater, soil, and minerals.
• Explain processes of aquifer recharge, porosity, and permeability.
• Differentiate between renewable and nonrenewable resources based on geologic settings.+ Show more

Learning Objectives

• Describe the physical and chemical processes that shape Earth's surface, including weathering, erosion, deposition, and mass wasting.
• Identify driving forces such as water flow, wind, glaciers, and gravity, and explain their influence on landform development.
• Link observable landforms like deltas, canyons, and dunes to specific surface processes and understand their rates of change.+ Show more

Learning Objectives

• Describe Earth's internal layering and the properties of each layer.
• Explain seismic wave behavior as evidence for Earth's internal structure.
• Understand mantle convection and its role in plate motion.+ Show more

Learning Objectives

• Describe the processes involved in atmospheric energy transfer and circulation.
• Explain how air masses, pressure gradients, and large-scale circulation affect weather and climate.
• Identify observational phenomena like fronts and jet streams and their impacts.+ Show more