Grade 7 Worksheets

Learning Objectives

• Identify fossil patterns that support the theory of plate tectonics
• Recognise similarities in rock formations across continents
• Interpret ocean-floor features as evidence of tectonic activity+ Show more

Learning Objectives

• Interpret balanced chemical equation coefficients as particle and mole ratios
• Calculate reactant quantities using mole ratios
• Calculate product quantities using proportional reasoning+ Show more

Learning Objectives

• Compare conservation strategies used to protect biodiversity.
• Explain how conservation decisions affect ecosystem services.
• Evaluate ecological benefits, economic costs, and social trade-offs.+ Show more

Learning Objectives

• Explain how plate tectonics influences natural resource distribution
• Describe how sedimentation and weathering affect resource formation
• Compare the formation and locations of mineral deposits+ Show more

Learning Objectives

• Explain how uneven solar heating influences atmospheric circulation.
• Identify how ocean temperatures affect winds and rainfall.
• Interpret temperature, wind and precipitation observations.+ Show more

Learning Objectives

• Identify agents that change Earth's surface, including water and ice
• Compare weathering, erosion, transport and deposition processes
• Explain how gravity and chemical reactions reshape landscapes+ Show more

Learning Objectives

• Identify how greenhouse gases influence Earth's climate
• Explain the effects of land-use changes on climate
• Analyse evidence of climate change and its consequences+ Show more

Learning Objectives

• Explain how physical disturbances affect ecosystem population sizes
• Describe how biological disturbances change community composition
• Compare ecosystem resistance, resilience, and succession+ Show more

Learning Objectives

• Identify the forces acting on an object
• Determine the direction of the net force
• Explain how unbalanced forces change an object's motion+ Show more

Learning Objectives

• Compare the sizes of objects within the solar system and beyond
• Describe cosmic distances using kilometres, astronomical units and light-years
• Interpret astronomical observations to identify differences in cosmic scale+ Show more

Learning Objectives

• Describe how gravitational attraction keeps celestial objects in orbit
• Compare orbital paths across different gravitational systems
• Compare orbital periods and speeds in space+ Show more

Learning Objectives

• Identify situations in which forces acting on an object are balanced
• Determine when the net force acting on an object is zero
• Distinguish between static and dynamic equilibrium using examples+ Show more

Learning Objectives

• Identify gravitational, electric, and magnetic interactions using evidence
• Explain how forces act between objects without physical contact
• Compare the direction and relative strength of different forces+ Show more

Learning Objectives

• Explain how mass affects the momentum of moving objects
• Describe how velocity influences an object's momentum
• Explain how momentum transfers during collisions+ Show more

Learning Objectives

• Identify the main problem presented in a real-world event
• Recognise people affected by a problem and their needs
• Distinguish measurable success criteria from design constraints+ Show more

Learning Objectives

• Apply superposition to determine the relative ages of rock layers
• Interpret original horizontality when examining sedimentary rock formations
• Use cross-cutting relationships to sequence geological events+ Show more

Learning Objectives

• Explain how geographic separation can contribute to speciation.
• Describe how reproductive barriers limit reproduction between populations.
• Compare speciation examples involving islands, lakes, and chromosome changes.+ Show more

Learning Objectives

• Identify design goals and constraints in engineering examples
• Recognise performance problems in engineering design solutions
• Interpret quantitative evidence about design performance+ Show more

Learning Objectives

• Compare early developmental structures across vertebrates.
• Identify shared patterns in vertebrate embryonic development.
• Explain how embryonic similarities support evolutionary relationships.+ Show more

Learning Objectives

• Explain how relative positions produce predictable celestial patterns
• Interpret diagrams showing the phases of the Moon
• Compare solar and lunar eclipses using alignment and shadows+ Show more

Learning Objectives

• Interpret population data to explain evolutionary changes over generations
• Compare how natural selection and genetic drift affect allele frequencies
• Use simple mathematical models to explain changes in inherited traits+ Show more

Learning Objectives

• Identify evidence that living organisms consist of individual cells
• Compare unicellular and multicellular organisms using cell observations
• Explain how cell boundaries and arrangements distinguish organisms+ Show more

Learning Objectives

• Distinguish physical properties from chemical properties using material examples
• Compare materials using density, melting point, and solubility
• Evaluate electrical conductivity and reactivity as material properties+ Show more

Learning Objectives

• Identify how different organ systems work together to meet organism needs
• Explain how respiratory and circulatory systems cooperate
• Describe how digestive and nervous systems support stable internal conditions+ Show more

Learning Objectives

• Trace carbon atoms through digestion and cellular respiration
• Trace nitrogen atoms through biological processes
• Explain how organisms rearrange atoms to build molecules+ Show more

Learning Objectives

• Identify structures and organelles in plant and animal cells
• Describe the functions of different cell organelles
• Explain how organelle structures support cellular processes+ Show more

Learning Objectives

• Explain how population growth increases demand for natural resources
• Identify human activities that alter ecosystems and reduce biodiversity
• Describe how human activity contributes to pollution and carbon emissions+ Show more

Learning Objectives

• Identify atoms, subatomic particles, and atomic numbers
• Interpret chemical formulas for familiar substances
• Compare particle, ball-and-stick, and lattice models+ Show more

Learning Objectives

• Identify evidence that a chemical reaction has produced new substances
• Compare gas production, precipitate formation, colour change, and temperature change
• Explain how mass evidence supports conservation of matter+ Show more

Learning Objectives

• Identify different types of interactions between species.
• Explain how species interactions affect the organisms involved.
• Use ecosystem evidence to explain direct and indirect effects.+ Show more

Learning Objectives

• Identify how organisms transform light and chemical energy.
• Explain how plants store energy in sugar.
• Describe how organisms release energy from food to produce ATP.+ Show more

Learning Objectives

• Compare engineering solutions using consistent performance measures
• Evaluate designs based on cost, durability, and construction difficulty
• Identify advantages and disadvantages of competing engineering designs+ Show more

Learning Objectives

• Identify how human activities change natural environments.
• Explain the effects of environmental changes on people and ecosystems.
• Interpret environmental evidence and monitoring indicators.+ Show more

Learning Objectives

• Identify producers as the entry point for energy in ecosystems
• Describe how energy moves through consumers and decomposers
• Explain the role of photosynthesis in ecosystem energy flow+ Show more

Learning Objectives

• Explain how limited resources influence population growth.
• Describe how carrying capacity limits ecosystem populations.
• Interpret data showing population growth, stability, and decline.+ Show more

Learning Objectives

• Distinguish solutions, colloids, suspensions, and heterogeneous mixtures
• Explain how solubility affects the behaviour of mixtures
• Describe how concentration and temperature influence mixtures+ Show more

Learning Objectives

• Interpret chemical equations describing changes in matter
• Analyze experimental tables and graphs for patterns
• Compare quantitative relationships involving mass and temperature+ Show more

Learning Objectives

• Identify homologous, analogous, and vestigial structures in organisms.
• Compare anatomical similarities and differences across organisms.
• Explain how anatomical structures provide evidence of evolutionary relationships.+ Show more

Learning Objectives

• Describe ecological succession as directional change in community composition after disturbance.
• Differentiate primary succession from secondary succession using starting conditions.
• Explain how soil development, seed dispersal, competition, and facilitation influence successional stages.+ Show more

Learning Objectives

• Explain how tectonic activity, weathering, erosion, and deposition reshape Earth’s surface over time
• Distinguish between weathering and erosion and describe how each contributes to landform change
• Use geologic vocabulary to interpret how landscapes can appear stable while still changing

Learning Objectives

• Understand the role of traditional ecological knowledge in environmental observation.
• Identify examples of place-based knowledge and stewardship practices.
• Explain how different knowledge systems complement each other in interpreting ecological patterns.+ Show more

Learning Objectives

• Define net force as the vector sum of all forces acting on an object.
• Explain how unbalanced forces cause changes in motion.
• Use free-body diagrams to visualize forces.+ Show more

Learning Objectives

• Analyze the transfer of energy through trophic levels in various ecosystems.
• Understand and calculate trophic efficiency percentages and biomass pyramid patterns.
• Describe the process of solar energy capture by primary producers and energy loss through respiration and heat.+ Show more

Learning Objectives

• Understand the different components that make up an ecosystem.
• Identify the roles of biotic and abiotic factors in ecosystems.
• Explain how energy flows through an ecosystem via producers and consumers.+ Show more

Learning Objectives

• Explain the basic concept of the particle model of matter.
• Describe how particles behave in solids, liquids, and gases.
• Understand that chemical changes involve rearrangement of particles without a change in mass.

Learning Objectives

• Understand basic principles of different temperature sensors
• Recognize factors affecting sensor accuracy and response time
• Identify sources of measurement uncertainty and errors+ Show more

Learning Objectives

• Identify structural adaptations in animals and plants
• Understand how adaptations support survival
• Recognize examples of physical traits that aid life processes

Learning Objectives

• Understand the particles' kinetic motion and how it relates to temperature and heat.
• Identify common heat transfer methods: conduction, convection, and radiation.
• Explain how environmental examples like winter heating and snowpack reflectivity demonstrate thermal processes.+ Show more