Grade 9 Science Worksheets

Learning Objectives

• Explain the greenhouse effect and identify key greenhouse gases.
• Analyze how natural and human activities influence Earth's climate.
• Describe how changes in atmospheric composition affect radiative forcing and surface temperature.+ Show more

Learning Objectives

• Understand the concept of tectonic plates and their movement.
• Identify causes and effects of plate interactions.
• Explain the types of plate boundaries and associated landforms and seismic activity.+ Show more

Learning Objectives

• Understand the mechanisms driving ocean surface and deep currents.
• Describe features such as gyres, upwelling zones, and boundary currents.
• Explain how ocean circulation influences regional climates and feedback systems.+ Show more

Learning Objectives

• Understand the concept of Milankovitch cycles and their impact on Earth's climate.
• Identify the three main orbital parameters involved in the cycles: eccentricity, axial tilt, and precession.
• Explain how these cycles influence glacial and interglacial periods over long timescales.+ Show more

Learning Objectives

• Understand the geological processes involved in mountain building resulting from plate convergence and continental collision.
• Identify the various tectonic mechanisms such as thrust faulting, crustal shortening, magmatic intrusion, and isostatic rebound.
• Explain how weathering and erosion shape mountain landscapes and transport sediments.+ Show more

Learning Objectives

• Explain how Earth's axial tilt and orbital eccentricity influence seasons and climate cycles.
• Describe the variations in lunar phases and their underlying synodic cycle.
• Analyze how gravitational interactions among Earth, Moon, and Sun produce tidal patterns.+ Show more

Learning Objectives

• Understand the main components influencing Earth's climate system.
• Identify how energy balance affects climate stability.
• Describe the roles of natural variability and external forcings in climate change.+ Show more

Learning Objectives

• Explain the sequence of lunar phases and their causes.
• Describe how the Moon's position affects its visible appearance from Earth.
• Predict the lunar phase based on the geometry between Sun, Earth, and Moon.+ Show more

Learning Objectives

• Explain how gravitational interactions among the Moon, Sun, and Earth produce tidal forces.
• Describe the phenomena of spring and neap tides and their relation to celestial alignments.
• Analyze how local geography and basin resonance influence tidal amplitudes.+ Show more

Learning Objectives

• Understand Newton's laws of motion and their relationships among force, mass, and acceleration.
• Analyze free-body diagrams and decompositions of forces acting on objects.
• Apply Newtonian principles to real-world examples such as vehicle acceleration and projectile motion.+ Show more

Learning Objectives

• Describe the principle of conservation of linear momentum in isolated systems.
• Differentiate between elastic and inelastic collisions using momentum analysis.
• Calculate total momentum before and after an interaction in vector form.+ Show more

Learning Objectives

• Identify and describe various natural hazards such as landslides, volcanic eruptions, tsunamis, floods, and severe storms.
• Analyze the geologic and atmospheric indicators associated with natural hazards.
• Evaluate the risks and resilience of human and ecological systems using hazard maps, recurrence intervals, and paleoevidence.+ Show more

Learning Objectives

• Explain how force acting over time (impulse) affects an object's momentum during collisions.
• Differentiate between elastic and inelastic collisions in terms of energy conservation.
• Analyze force-time profiles and energy transformations involved in different types of collisions.+ Show more

Learning Objectives

• Understand the differences between elements, compounds, and mixtures based on their properties.
• Identify and classify substances as pure or impure, and homogeneous or heterogeneous mixtures.
• Apply symbols and formulas to represent elements and compounds accurately.+ Show more

Learning Objectives

• Explain the concept of the rock cycle and the processes involved in transforming rocks between igneous, sedimentary, and metamorphic forms.
• Identify the geological conditions and processes such as melting, crystallization, erosion, and metamorphism that lead to the formation of different rock types.
• Analyze how rates, pressure-temperature conditions, and radiometric dating constrain the sequencing of material cycling in Earth's crust.

Learning Objectives

• Describe the main steps involved in glycolysis.
• Identify the key intermediates and enzyme-catalyzed reactions in glycolysis.
• Explain the energy yield and highlights of glycolysis under aerobic and anaerobic conditions.+ Show more

Learning Objectives

• Explain how receptor proteins bind ligands to initiate cell signaling.
• Describe different types of signaling, including autocrine, paracrine, endocrine, and synaptic.
• Understand intracellular cascades such as second messengers and phosphorylation.+ Show more

Learning Objectives

• Understand the components and mechanisms of cell signaling pathways.
• Identify different types of cell signaling and their roles in physiology.
• Explain how receptor proteins interact with ligands to initiate cellular responses.+ Show more

Learning Objectives

• Explain the hydrologic (water) cycle as the movement and exchange of water among atmosphere, surface water, and subsurface reservoirs.
• Describe how evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow contribute to water availability.
• Analyze how residence time and water fluxes differ among reservoirs and affect how quickly water returns to ecosystems.+ Show more

Learning Objectives

• Evaluate the risks associated with earthquakes, volcanoes, tsunamis, hurricanes, and floods using historical data and probabilistic models.
• Identify factors like occurrence, frequency, and consequences of natural hazards and their impacts on communities and infrastructure.
• Understand hazard mapping, return periods, and mitigation strategies for natural disaster preparedness.+ Show more

Learning Objectives

• Explain how nuclear fusion in stars can create new elements over a star’s lifetime.
• Describe how explosive events in space spread matter that later forms new stars, planets, and atmospheres.
• Connect stellar life cycles to the elements found on Earth and the timing of chemical enrichment in the universe.

Learning Objectives

• Interpret information presented in graphs and tables by describing trends, spread, and outliers.
• Select and explain appropriate axis labels, scales, and units to support valid comparisons.
• Use reasoning from data representations to determine what conclusions are supported.

Learning Objectives

• Understand the principles of chemical change and mass conservation in environmental contexts.
• Interpret observable evidence of environmental transformations using particulate and atomic explanations.
• Apply mass accounting and system boundary concepts to analyze regional environmental issues.+ Show more

Learning Objectives

• Understand the principles of predicting reaction products using patterns and conservation laws.
• Identify common reaction types and their expected products.
• Apply knowledge of reactant properties and bonding to forecast outcomes in chemical reactions.+ Show more

Learning Objectives

• Understand how to interpret coefficients in balanced chemical equations to determine proportional relationships among reactants and products.
• Learn to relate symbolic chemical equations to real-world mass calculations in industrial systems.
• Apply mass conservation principles to estimate the amount of substances formed or consumed in chemical reactions.

Learning Objectives

• Understand the concept and notation of element symbols and chemical formulas.
• Identify common chemical formulas for familiar substances.
• Explain the importance of balanced chemical formulas in scientific communication.+ Show more

Learning Objectives

• Understand the three main states of matter: solid, liquid, and gas.
• Describe the particles and arrangements characteristic of each state.
• Explain phase transitions such as freezing, evaporation, and condensation.+ Show more

Learning Objectives

• Explain the processes involved in chemical reactions, including atom and bond rearrangements.
• Identify and describe common types of chemical reactions such as combustion, synthesis, and decomposition.
• Understand how symbolic equations represent chemical reactions and relate to mass relationships.+ Show more

Learning Objectives

• Identify observable signs indicating chemical change in materials.
• Distinguish between physical and chemical changes using key markers.
• Explain real-world examples of evidence of chemical change in environmental and industrial contexts.+ Show more

Learning Objectives

• Understand the principle of mass conservation in chemical reactions.
• Explain how mass remains constant in sealed systems during chemical processes.
• Apply the concept of conservation of mass to real-world regional contexts such as emissions and resource processing.+ Show more

Learning Objectives

• Understand the principle of conservation of atoms and mass in chemical reactions.
• Learn how to balance chemical equations to reflect mass preservation.
• Link symbolic chemical formulas to measurable mass relationships in reactions.+ Show more

Learning Objectives

• Distinguish between mixtures and solutions based on uniformity and separability.
• Identify the roles of solute and solvent in a solution.
• Explain how concentration affects the appearance and behavior of mixtures.+ Show more

Learning Objectives

• Explain the particle model as a representation of matter in different states.
• Describe how particle spacing, motion, and collisions explain macroscopic phenomena such as diffusion and pressure.
• Link observable behaviour of solids, liquids, and gases to particle arrangement and motion using Alberta examples.

Learning Objectives

• Define and describe observable properties of materials.
• Identify common observable properties such as colour, hardness, and solubility.
• Explain how observable properties are used to classify and distinguish substances.+ Show more

Learning Objectives

• Explain the basic components of atomic structure: protons, neutrons, and electrons
• Define atomic number and mass number and their significance for isotopes
• Describe simple models of nuclei and electron shells to illustrate chemical behavior+ Show more

Learning Objectives

• Define and explain physical changes and their characteristics.
• Differentiate between physical changes and chemical transformations.
• Identify real-world examples of physical changes in various environments.+ Show more

Learning Objectives

• Understand the differences between ionic, covalent, and metallic bonding based on atom interactions.
• Identify properties of compounds resulting from different bond types, such as melting points, solubility, and crystal structures.
• Relate bonding types to real-world materials and applications, including industrial and environmental contexts in Alberta.

Learning Objectives

• Analyze spatial and temporal climate datasets to identify trends and anomalies.
• Apply statistical methods such as trend analysis and composite mapping to climate data.
• Interpret potential climate drivers by comparing datasets with forcings like greenhouse gases and volcanic aerosols.+ Show more

Learning Objectives

• Understand the principles of dominant and recessive alleles.
• Describe how traits are inherited according to Mendel's laws.
• Use Punnett squares to predict genetic outcomes.+ Show more

Learning Objectives

• Define inertia and explain its significance in motion.
• Identify real-life examples of Newton's First Law.
• Differentiate between static and dynamic equilibrium.+ Show more

Learning Objectives

• Explain how unequal solar heating creates temperature and air pressure differences that drive atmospheric circulation
• Describe how energy transfers between Earth’s surface and the atmosphere influence humidity, clouds, and precipitation
• Use cause-and-effect reasoning to connect weather patterns to temperature, humidity, and energy balance

Learning Objectives

• Explain what electron configuration represents and how it describes electron distribution in shells and orbitals.
• Determine how valence electrons influence reactivity, ion formation, and bonding patterns.
• Use electron configuration ideas to predict periodic trends in atomic size and ionization energy.+ Show more

Learning Objectives

• Explain the differences between ionic, covalent, and metallic bonds, including bond energies, polarity, and lattice structures.
• Illustrate how Lewis structures and electron sharing/transfer models explain molecular shapes and intermolecular forces.
• Connect atomic electron configurations to properties such as melting point, conductivity, and solubility.+ Show more

Learning Objectives

• Understand the principles and importance of comparative evaluation in engineering design.
• Apply quantitative and qualitative assessment criteria to compare different systems or components.
• Use decision frameworks and matrices to analyze trade-offs among performance metrics, costs, and environmental impacts.+ Show more

Learning Objectives

• Understand the importance of problem framing in engineering design.
• Identify and prioritize various constraints such as social, economic, environmental, and functional requirements.
• Analyze interactions among constraints to develop feasible engineering solutions.+ Show more

Learning Objectives

• Understand the principles of computational modeling in engineering and system design.
• Apply mathematical methods to develop and analyze models for real-world systems.
• Evaluate scenarios using spreadsheets or simple code to optimize system performance.+ Show more

Learning Objectives

• Understand different prototyping methods and when to use them.
• Identify appropriate materials, fidelity levels, and testing protocols for various prototypes.
• Analyze measurement metrics and interpret test data to refine prototypes.+ Show more

Learning Objectives

• Describe the organization of the nervous system from neurons to neural circuits.
• Explain how action potentials and synaptic transmission propagate signals.
• Understand how cellular features influence conduction velocity and processing capacity.+ Show more