Grade 9 Science Worksheets

Learning Objectives

• Distinguish oxidation from reduction using electron transfer and oxidation-number changes.
• Interpret oxidation states to identify oxidizing agents and reducing agents in simple reactions.
• Use oxidation-state tracking to help predict products and support balancing redox equations.

Learning Objectives

• Understand the fundamental concepts of Earth's magnetic field.
• Identify the magnetic poles and how they influence navigation.
• Recognize regional variations in magnetic declination and their implications.+ Show more

Learning Objectives

• Explain the concept of centripetal force in circular motion.
• Identify the role of tension, friction, and normal forces in maintaining curved paths.
• Calculate acceleration and force components involved in circular motion.+ Show more

Learning Objectives

• Identify different types of eclipses and their causes.
• Understand the geometry of eclipse formation.
• Describe the roles of the Sun, Earth, and Moon during eclipses.+ Show more

Learning Objectives

• Describe Earth's concentric layers including crust, mantle, and core.
• Differentiate between lithosphere and asthenosphere in mechanical behavior.
• Explain how density, temperature, and pressure vary with depth in Earth.+ Show more

Learning Objectives

• Understand and apply the conservation of mass in balanced chemical equations.
• Calculate molar relationships, masses, and particle counts in chemical reactions.
• Identify limiting reagents and compute theoretical yields.+ Show more

Learning Objectives

• Explain the microscopic particle model and how it relates to states of matter, diffusion, and temperature-dependent behaviors.
• Describe particle arrangements in solids, liquids, and gases and relate these arrangements to particle motion and forces.
• Connect the concept of kinetic energy to temperature and observe how particle motion influences observable phenomena such as pressure and diffusion rates.+ Show more

Learning Objectives

• Understand the structure and function of sex chromosomes in mammals.
• Explain how sex-linked inheritance affects trait expression differently between sexes.
• Identify examples of X-linked recessive conditions in Alberta fauna and livestock.+ Show more

Learning Objectives

• Understand the definitions of power and efficiency in energy transfer systems.
• Analyze regional engineering examples related to power output and energy losses.
• Compare input power, mechanical output, and energy wastage in various machines.+ Show more

Learning Objectives

• Define and distinguish between elements, compounds, and mixtures.
• Understand the criteria for classifying substances as pure or impure.
• Identify examples of elements, compounds, and mixtures.+ Show more

Learning Objectives

• Identify different categories of forces, including contact and non-contact forces.
• Understand the characteristics and examples of friction, tension, normal force, gravity, and electromagnetic interactions.
• Recognize action–reaction pairs and how forces are applied between objects.+ Show more

Learning Objectives

• Describe the main inputs, outputs, and steps involved in photosynthesis.
• Identify the role of pigments in capturing light energy.
• Explain how water oxidation releases oxygen during photosynthesis.+ Show more

Learning Objectives

• Understand how different microscope models represent cell structures and scales.
• Identify the purpose of diagrammatic and physical models in microscopy.
• Explain how visual models help interpret cellular functions and spatial relationships.+ Show more

Learning Objectives

• Explain how the immune system defends against pathogens and maintains homeostasis.
• Differentiate between innate and adaptive immune responses.
• Describe how immune cells communicate with other systems like endocrine and circulatory pathways.+ Show more

Learning Objectives

• Understand the concept of homeostasis and its importance in body regulation.
• Identify different body systems involved in maintaining internal stability.
• Describe feedback mechanisms used in homeostasis.+ Show more

Learning Objectives

• Describe how the innate and adaptive immune responses work to protect the body.
• Explain the communication between immune cells and other systems like endocrine and circulatory pathways.
• Identify the roles of different immune responses in maintaining homeostasis after injury.+ Show more

Learning Objectives

• Explain the hierarchy of biological organization from molecules to organisms.
• Describe the concept of emergent properties at different levels of biological complexity.
• Understand how cellular processes contribute to the function of tissues, organs, and systems.+ Show more

Learning Objectives

• Understand the basic principles of electric motors and generators.
• Identify different types of motors and their applications.
• Explain the electromagnetic induction process used in generators.+ Show more

Learning Objectives

• Describe the different physical barriers, such as skin and mucosa, that defend against pathogens.
• Explain the role of cellular mediators like macrophages and lymphocytes in immune defense.
• Understand the mechanisms of inflammation, memory formation, and immune response modulation by environmental factors.+ Show more

Learning Objectives

• Understand the concept of physical changes and how they differ from chemical changes.
• Identify examples of physical changes such as melting and freezing.
• Describe the processes of melting and freezing in everyday life.+ Show more

Learning Objectives

• Understand the function and coordination of organelle systems within cells.
• Identify the roles of chloroplasts, mitochondria, and the endoplasmic reticulum.
• Explain how transport vesicles and the cytoskeleton contribute to cell maintenance.+ Show more

Learning Objectives

• Understand the origin and nature of Earth's magnetic field.
• Explore regional variations in magnetic declination and their implications.
• Learn how magnetic instruments are calibrated for geological and environmental monitoring.+ Show more

Learning Objectives

• Explain inertia as an object’s resistance to changes in motion
• Relate inertia to mass and describe how net force and acceleration are connected
• Use real-world examples to predict and justify motion outcomes

Learning Objectives

• Explain how reaction conditions (temperature, pressure, concentration, and catalysts) can change reaction rates and product outcomes.
• Connect equilibrium and kinetics to predict how a chemical system can be refined for a desired product.
• Use basic reasoning about selectivity, yield, and side reactions to design reaction conditions in closed systems.

Learning Objectives

• Explain why biological classification uses hierarchical ranks and how organisms are grouped based on shared characteristics.
• Compare traditional classification (taxonomic ranks and morphology) with modern classification (evolutionary relationships and clades).
• Use binomial nomenclature concepts to interpret and communicate scientific names for species.

Learning Objectives

• Understand how hormones regulate physiological processes through feedback loops.
• Identify components of hormonal pathways involved in glucose homeostasis and thyroid control.
• Explain cellular hormone actions including gene expression and enzyme activity changes.+ Show more

Learning Objectives

• Understand the kinetic principles that relate reaction rate to collision frequency, activation energy, and pathways.
• Explain how temperature, concentration, and catalysts influence accessible energy distributions and reaction speeds.
• Describe the concepts of rate laws and reaction order, and interpret kinetic data such as bromine-iodide reactions.+ Show more

Learning Objectives

• Understand the basic form and derivation of constant-acceleration kinematic equations.
• Apply the equations to analyze vertical free-fall and projectile motion under gravity.
• Learn how to use sign conventions and component-wise treatment in motion problems.+ Show more

Learning Objectives

• Understand the differences between mixtures and solutions in terms of uniformity and separability.
• Identify the roles of solute and solvent in solutions.
• Explain how concentration affects the appearance and behaviour of mixtures.+ Show more

Learning Objectives

• Understand the concept of mechanical advantage and how it is calculated.
• Identify different types of simple machines and their trade-offs between force and distance.
• Recognize real-world examples of mechanical advantage in regional equipment like bale lifters and scaffold hoists.+ Show more

Learning Objectives

• Understand the principle of electromagnetic induction and its role in generating electrical power.
• Identify how changing magnetic flux induces an electromotive force in conductors.
• Explain the relationship between magnetic flux change, induced voltage direction, and frequency.+ Show more

Learning Objectives

• Understand how wind and solar resources are integrated into electrical grids.
• Identify the challenges related to variability and intermittency of renewables.
• Describe grid balancing mechanisms and storage solutions used in renewable integration.+ Show more

Learning Objectives

• Understand how to interpret coefficient ratios in chemical equations to determine relationships among reactants and products.
• Apply mass concepts to estimate the mass of substances formed or consumed in chemical reactions.
• Relate symbolic chemical equations to real-world mass calculations in industrial and environmental contexts.

Learning Objectives

• Understand the definitions of electric current, voltage, and resistance as fundamental electrical quantities.
• Interpret typical magnitudes and units of electrical quantities in regional electrical systems.
• Analyze circuit components and energy transfer based on electrical measurements.+ Show more

Learning Objectives

• Understand the concept of net force and its role in determining an object's acceleration.
• Analyze how vector addition of forces predicts motion and equilibrium in practical scenarios.
• Identify the effects of opposing forces such as friction and air resistance on moving objects.+ Show more

Learning Objectives

• Understand the principles involved in predicting chemical reaction products.
• Apply knowledge of reactant properties and reaction types to estimate possible outcomes.
• Recognize common patterns such as synthesis, decomposition, oxidation, and neutralization.+ Show more

Learning Objectives

• Understand the characteristic behaviors of individual electrical components.
• Identify real-world examples of component responses such as heating and sensor functions.
• Analyze how component curves, power ratings, and operating limits influence circuit stability and efficiency.+ Show more

Learning Objectives

• Understand standardized symbols used in schematic circuit diagrams.
• Interpret circuit topology, component values, and connection types from diagrams.
• Predict current paths, voltage drops, and node relationships in various circuit layouts.+ Show more

Learning Objectives

• Understand the basic components and architecture of power distribution systems.
• Identify the roles of transmission lines, substations, and distribution networks in electricity delivery.
• Analyze the trade-offs in system reliability, capacity, and environmental impact.+ Show more

Learning Objectives

• Understand how kinematic descriptions, force balances, and energy considerations integrate to analyze complex motion.
• Apply graphs, equations, and net-force reasoning to real-world scenarios like braking, cable cars, and stopping distances.
• Interpret motion data and apply principles from physics to predict and evaluate system behaviors under various conditions.

Learning Objectives

• Explain the concept of relative motion and how it depends on the observer's frame of reference.
• Identify real-world examples illustrating how velocities combine vectorially.
• Calculate displacement, speed, and acceleration relative to different reference frames.+ Show more

Learning Objectives

• Understand the use of element symbols and chemical formulas to represent substances
• Identify the meaning of subscripts in chemical formulas
• Recognize common chemical formulas such as H2O, NaCl, and CaCO3+ Show more

Learning Objectives

• Understand how chemical changes impact regional environments such as limestone degradation and nutrient cycling.
• Interpret observable environmental evidence using particulate and atomic explanations.
• Apply mass conservation principles to environmental transformations across landscapes.+ Show more

Learning Objectives

• Understand the organization of different tissue types within organs.
• Identify key functions of major organs in the human body.
• Explain how organs and organ systems work together to sustain life.+ Show more

Learning Objectives

• Understand how nervous and endocrine systems coordinate responses to stimuli.
• Identify the roles of nerve impulses and hormones in maintaining homeostasis.
• Explain how neural inputs can trigger hormonal release and vice versa.+ Show more

Learning Objectives

• Understand the steps involved in the design cycle.
• Identify how each step contributes to solving engineering problems.
• Apply the knowledge of the design cycle to real-world scenarios.

Learning Objectives

• Understand the structure and function of major organ systems in the human body.
• Explain how organ systems work together through feedback mechanisms to maintain homeostasis.
• Describe the roles of the circulatory, respiratory, digestive, renal, nervous, and endocrine systems.

Learning Objectives

• Describe how different body systems interact to maintain homeostasis.
• Explain feedback mechanisms, set points, and system crosstalk in physiological regulation.
• Analyze examples of thermoregulation, acid-base balance, and responses to stressors.