Grade 9 Science Worksheets

Learning Objectives

• Quantify surface and subsurface water flows using water-budget frameworks, hydrographs, and groundwater level records.
• Relate precipitation inputs, evapotranspiration, and human withdrawals to streamflow variability and aquifer sustainability.
• Analyze how altered hydrologic fluxes impact geomorphic responses such as channel adjustments and sediment yield.+ Show more

Learning Objectives

• Understand the components and interactions within coupled environmental models.
• Identify key parameters and sensitivities in integrated models.
• Evaluate how uncertainties propagate through complex environmental scenarios.+ Show more

Learning Objectives

• Analyze human activities affecting natural resources using quantifiable indicators.
• Interpret resource trends considering natural variability and system thresholds.
• Assess sustainability implications through comparative datasets and ratio-based measures.+ Show more

Learning Objectives

• Explain the mechanisms behind the three main types of plate boundaries: divergent, convergent, and transform.
• Identify surface expressions and characteristic features associated with each boundary type.
• Analyze geologic evidence such as seafloor age patterns, paleomagnetic stripes, and earthquake distribution to interpret plate movements.+ Show more

Learning Objectives

• Describe the processes involved in the transformation of igneous, sedimentary, and metamorphic rocks.
• Explain the physical and chemical mechanisms driving changes in rock types within various tectonic settings.
• Connect petrologic evidence and diagrams to the understanding of landscape evolution and resource distribution.+ Show more

Learning Objectives

• Describe interactions among geosphere, hydrosphere, atmosphere, and biosphere using models and diagrams.
• Analyze material and energy exchanges such as nutrient transport, gas fluxes, and ocean upwelling effects.
• Use spatial schematics, mass-balance thinking, and causal chains to interpret environmental phenomena.+ Show more

Learning Objectives

• Explain the different magmatic systems and their influence on volcanic eruptive styles.
• Describe how volcanic gas emissions are linked to magma composition and tectonic setting.
• Contrast effusive shield volcanism with explosive stratovolcano behavior based on magma viscosity and volatile content.+ Show more

Learning Objectives

• Analyze spatial and temporal climate datasets to identify trends and anomalies.
• Understand the application of statistical trend analysis and composite mapping in climate science.
• Interpret potential climate drivers by comparing datasets with external forcings such as greenhouse gases and volcanic aerosols.+ Show more

Learning Objectives

• Describe the geologic processes involved in mountain building, including crustal shortening and isostatic adjustment.
• Explain how structural cross sections, uplift rate estimates, and thermochronology contribute to understanding mountain formation.
• Analyze the influence of mountain-building episodes on regional climate, erosion, and sediment delivery.

Learning Objectives

• Identify and describe the subatomic particles within an atom.
• Explain how protons, neutrons, and electrons determine an atom's properties.
• Understand the concept of isotopes and their effect on atomic stability.+ Show more

Learning Objectives

• Explain how computational models use assumptions, variables, and parameters to predict system behavior.
• Use algebraic performance objective functions to compare design scenarios and justify parameter choices.
• Describe and interpret results from sensitivity analysis to understand how outputs change with inputs.

Learning Objectives

• Explain how the Moon, Sun, and Earth’s orbital motion produce tidal forces
• Describe how spring and neap tides form from the relative alignment of the Moon and Sun
• Analyze how local ocean depth and coastline geometry can change tidal range and current strength+ Show more

Learning Objectives

• Explain how bulk material structures relate to the arrangement of particles.
• Differentiate between ionic lattices, covalent networks, and molecular solids based on their properties.
• Interpret observations of melting point, electrical conductivity, hardness, and solubility to determine lattice organization.+ Show more

Learning Objectives

• Interpret earthquake waveforms and travel-time curves to infer subsurface structures.
• Compare P- and S-wave arrivals, waveform amplitudes, and frequency content to distinguish earthquake depths and locations.
• Connect seismic activity patterns to tectonic environments and surface hazard phenomena such as tsunamis.+ Show more

Learning Objectives

• Understand the process of photosynthesis and its components.
• Identify inputs, outputs, and the steps involved in photosynthesis.
• Explain the role of chloroplasts, pigments, and electron transport in capturing light energy.+ Show more

Learning Objectives

• Understand the concepts of impulse, force, and energy dissipation in collision scenarios.
• Analyze force‑time graphs to evaluate impact mitigation methods such as crumple zones and airbags.
• Describe how materials deform and dissipate energy during collisions to reduce peak forces.+ Show more

Learning Objectives

• Explain how sex chromosomes (X and Y) influence inheritance of certain traits.
• Distinguish X-linked recessive traits from other inheritance patterns using hemizygosity in males.
• Describe how dosage compensation affects gene expression across sexes.+ Show more

Learning Objectives

• Explain how magma composition, temperature, viscosity, and volatile content control eruptive styles.
• Compare effusive shield volcanism and explosive stratovolcano behavior using evidence such as gas emissions and eruption deposits.
• Interpret tectonic settings and petrologic indicators to connect volcanic activity with landscape and atmospheric change.

Learning Objectives

• Understand the concept of energy changes during chemical reactions, including endothermic and exothermic processes.
• Interpret energy diagrams to relate molecular interactions to observable temperature and phase changes.
• Identify and describe the role of bond breaking and formation in energy changes.+ Show more

Learning Objectives

• Explain the structure of ATP and how its components relate to storing usable cellular energy.
• Describe how ATP hydrolysis releases energy and how that energy powers cellular work.
• Compare ATP regeneration by phosphorylation with ATP breakdown, focusing on energy transfer.+ Show more

Learning Objectives

• Describe how energy flows through ecosystems from primary producers to consumers and decomposers.
• Explain the process of photosynthesis and its role in energy transfer.
• Identify different trophic levels and understand the energy loss at each level.+ Show more

Learning Objectives

• Explain the process of ecological succession and its different types.
• Identify factors influencing succession trajectories in ecosystems.
• Model succession incorporating species traits, dispersal, and environmental constraints.+ Show more

Learning Objectives

• Understand how human activities affect biodiversity and ecosystem services.
• Identify different types of human impacts on habitats and species.
• Evaluate the consequences of habitat fragmentation, pollution, and resource extraction.+ Show more

Learning Objectives

• Understand the components of trophic structure including producers, consumers, and decomposers.
• Explain how food chains and food webs illustrate energy flow within ecosystems.
• Describe the concepts of trophic efficiency and trophic cascades and their effects on ecosystems.+ Show more

Learning Objectives

• Explain how different species interact within a community and the effects on ecosystem stability.
• Identify and describe various types of species interactions such as competition, predation, and mutualism.
• Understand the roles of keystone species and ecosystem engineers in shaping community structure.+ Show more

Learning Objectives

• Explain the concepts of resilience and resistance in ecosystems.
• Identify factors that influence ecosystem recovery and stability.
• Describe ecological thresholds and regime shifts.+ Show more

Learning Objectives

• Define ecosystem services and their categories: provisioning, regulating, cultural, and supporting.
• Explain the role of biodiversity in ecosystem service provision, such as pollination and water purification.
• Evaluate how human activities like land-use change and pollution impact ecosystem services.+ Show more

Learning Objectives

• Understand the processes involved in nutrient cycling, including biological and physical mechanisms.
• Identify the roles of nitrogen and phosphorus in ecosystems.
• Explain how human activities influence nutrient flow and ecosystem health.+ Show more

Learning Objectives

• Explain the key concepts and factors affecting population growth and decline.
• Analyze how density-dependent and density-independent factors influence populations.
• Describe species interactions and their effects on community structure.+ Show more

Learning Objectives

• Explain how mechanical energy changes form during motion, including conversion between kinetic and potential energy.
• Describe how collisions and friction transfer energy and why useful motion can turn into thermal energy.
• Use system thinking to track energy gained or lost across interacting parts of a mechanical system.

Learning Objectives

• Identify common sources of air pollution.
• Understand how air pollutants affect human health.
• Recognize measures to reduce exposure to air pollution.

Learning Objectives

• Identify the main idea of photosynthesis and key details about inputs and outputs
• Explain how light energy becomes chemical energy using chloroplast structures and steps

Learning Objectives

• Identify the main idea of a passage about catabolic pathways and energy release
• Describe how enzymes and ATP relate to breakdown reactions
• Distinguish key terms such as catabolism, intermediates, and energy output

Learning Objectives

• Understand the basic components and organization of the cell membrane.
• Describe the role of phospholipid bilayer and associated proteins in membrane function.
• Explain how fluidity and structural features enable membrane permeability and signaling.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the importance of problem framing in engineering design
• Identify key constraints such as social, economic, environmental, and safety factors
• Analyze interactions among competing constraints to support feasible solutions+ Show more

Learning Objectives

• Explain how the plasma membrane’s selectively permeable phospholipid bilayer and proteins regulate the movement of substances in and out of cells.
• Differentiate passive transport (diffusion and osmosis) from active transport and predict movement based on concentration and energy use.
• Describe the functions of membrane channels, pumps, and receptor proteins in cellular communication and metabolic coordination.

Learning Objectives

• Explain how gravitational interactions among the Moon, Sun, and Earth produce tidal forces.
• Differentiate between spring and neap tides based on the relative positions of Sun and Moon.
• Describe how local geography influences tidal amplitude and effects.+ Show more

Learning Objectives

• Understand how greenhouse gases trap outgoing radiation and influence Earth's surface temperature.
• Identify natural and human sources of greenhouse gases.
• Explain the impact of changes in atmospheric composition on climate.+ Show more

Learning Objectives

• Understand how the body maintains internal temperature through various mechanisms.
• Identify key components involved in thermoregulation and their functions.
• Describe the role of the hypothalamus in temperature regulation.+ Show more

Learning Objectives

• Understand ecological, economic, and health risks associated with genetic technologies.
• Evaluate potential benefits of genetic advancements in agriculture.
• Analyze Alberta-relevant examples like canola introgression and cattle genetics.+ Show more

Learning Objectives

• Understand the processes involved in different types of energy conversion devices.
• Analyze energy transfer mechanisms and identify sources of energy loss.
• Evaluate device efficiency and apply conservation laws to energy systems.+ Show more

Learning Objectives

• Describe the chemical structures of DNA and RNA and how they differ.
• Explain the importance of nucleotide subunits in genetic information.
• Identify the structural features that enable specific base pairing in DNA.+ Show more

Learning Objectives

• Understand the chemical structure of DNA and RNA and how it determines function
• Identify differences between DNA and RNA in terms of structure and components
• Explain the significance of nucleotide pairing in genetic processes+ Show more

Learning Objectives

• Identify common sources of systematic and random errors in scientific research.
• Describe methods used to detect and quantify errors, including cross-method comparison and residual analysis.
• Understand how error contributes to overall uncertainty and interpret robustness of conclusions.+ Show more

Learning Objectives

• Evaluate energy system transition pathways by comparing reliability, affordability, and greenhouse gas (GHG) reduction goals.
• Apply life-cycle greenhouse gas accounting to compare energy sources beyond tailpipe or stack emissions.
• Analyze how renewables integration, energy storage, grid capacity, and carbon capture affect emissions and environmental impacts.+ Show more

Learning Objectives

• Understand how electrical components exhibit characteristic behaviors such as resistance and nonlinear conduction.
• Identify real-world examples of component behaviors like filament heating and thermistor sensors.
• Explain how component curves, power ratings, and operating limits influence circuit stability and efficiency.+ Show more

Learning Objectives

• Understand how to interpret microscopy images using scale bars, resolution, and contrast techniques.
• Identify cellular structures and processes such as mitosis, vesicle trafficking, and organelle morphology.
• Differentiate between microscopy types: electron micrographs and fluorescence microscopy.+ Show more