Grade 9 Science Worksheets

Learning Objectives

• Understand the major reservoirs of carbon in Earth's system and the fluxes that transfer carbon between them.
• Quantify basic exchanges and residence times of carbon in atmosphere, biosphere, oceans, and geosphere.
• Explain how human activities influence natural carbon budgets and detail feedback mechanisms such as ocean uptake and terrestrial responses.+ Show more

Learning Objectives

• Understand the various drivers of climate change including greenhouse gases, albedo changes, aerosols, and land-use feedbacks.
• Explain basic radiative transfer concepts and how they influence the Earth's energy budget.
• Assess the impact of human emissions on the carbon cycle and projected climate responses.+ Show more

Learning Objectives

• Describe the different types of seismic waves and their propagation characteristics.
• Explain how seismic wave travel times help us understand Earth’s interior structure.
• Identify how focal mechanisms reveal fault types and stress orientations during earthquakes.+ Show more

Learning Objectives

• Understand the basic concept of magnetic fields and their sources.
• Identify how moving electric charges produce magnetic fields.
• Recognize the relationship between current direction and magnetic field orientation.+ Show more

Learning Objectives

• Understand the use of element symbols and chemical formulas to represent elements and compounds.
• Identify and interpret common chemical formulas such as H2O, NaCl, and CaCO3.
• Explain how formulas indicate the proportions of elements in a substance.+ Show more

Learning Objectives

• Understand the fundamental processes involved in chemical reactions, including bond-breaking and bond-making.
• Learn how to interpret chemical formulas and symbolic equations to depict reactions accurately.
• Identify different reaction types and understand the significance of state symbols and stoichiometric coefficients.+ Show more

Learning Objectives

• Explain how speciation can occur through reproductive isolating mechanisms over time
• Distinguish between allopatric and sympatric speciation in terms of gene flow and separation
• Classify reproductive barriers as prezygotic or postzygotic and describe examples of each+ Show more

Learning Objectives

• Understand how different organelles coordinate to maintain cellular functions.
• Describe the flow of genetic information and protein trafficking within a cell.
• Explain the roles of mitochondria, lysosomes, and peroxisomes in cellular metabolism.+ Show more

Learning Objectives

• Understand the concept of work as the dot product of force and displacement.
• Learn to calculate work when force and displacement are in the same or different directions.
• Explore the methods for calculating work done by variable forces.+ Show more

Learning Objectives

• Understand the different types of transport mechanisms used by cells to move molecules across membranes.
• Differentiate between passive and active transport processes.
• Identify examples of vesicular transport such as endocytosis and exocytosis.+ Show more

Learning Objectives

• Identify ecological, economic, and health risks and benefits linked to genetic technologies
• Explain how risk assessment, mitigation, and long-term monitoring reduce uncertainty
• Evaluate trade-offs using Alberta-relevant examples such as canola and cattle genetics

Learning Objectives

• Explain how mass affects acceleration when the net force is fixed using the idea of an inverse relationship.
• Distinguish inertial mass from gravitational effects and relate each to force, acceleration, and weight.
• Use F = ma to predict acceleration changes when mass or net force changes.

Learning Objectives

• Explain Newton's First Law as a statement about inertia and the relationship between net external force and motion.
• Differentiate between objects at rest and those moving at constant velocity.
• Describe the role of balanced forces in static and dynamic equilibrium.+ Show more

Learning Objectives

• Describe the cell membrane, cytoplasm, and genetic material and how they support cell function
• Explain how different organelles contribute to processes such as energy production and protein synthesis
• Interpret how cell models (diagrams and 3D representations) help connect structure to function

Learning Objectives

• Understand the relationship between Earth's rotation, orbital motion, and observed day-night cycles.
• Explain the causes of different periods such as sidereal and solar days and their significance.
• Describe how gravitational interactions between Earth, Moon, and Sun influence tides and orbital stability.+ Show more

Learning Objectives

• Identify and describe the different types of chemical reactions and their characteristic patterns.
• Classify reactions as synthesis, decomposition, single displacement, double displacement, or combustion.
• Understand the typical reactants and products for each reaction category.+ Show more

Learning Objectives

• Understand the basic principles of chemical reactions, including bonds and energy changes.
• Interpret chemical formulas and symbolic equations to identify reactants and products.
• Explain the role of state symbols and coefficients in representing reactions.+ Show more

Learning Objectives

• Understand the concept of energy profiles and their components.
• Differentiate between exothermic and endothermic reactions based on energy diagrams.
• Interpret transition states and activation energy in chemical reactions.+ Show more

Learning Objectives

• Understand the fundamental ideas of oxidation and reduction in chemical reactions.
• Track changes in oxidation states to identify oxidizing and reducing agents.
• Balance redox equations in combustion and displacement reactions.+ Show more

Learning Objectives

• Understand how electron pairs influence molecular shape based on VSEPR theory.
• Identify common molecular geometries such as linear, trigonal planar, tetrahedral, and bent.
• Explain how molecular geometry affects polarity and physical properties.+ Show more

Learning Objectives

• Identify the characteristics of ionic, covalent, and metallic bonds.
• Explain how electron arrangements influence material properties.
• Distinguish between different bond types based on observable properties.+ Show more

Learning Objectives

• Understand the concept of adaptive radiation and its role in biodiversity.
• Identify key processes involved in adaptive radiation such as ecological niches and speciation.
• Explain how variations in selective pressures influence trait evolution during adaptive radiation.+ Show more

Learning Objectives

• Understand how orbital parameters such as eccentricity, axial tilt, and precession influence climate patterns and insolation.
• Explain tidal forces generated by the Moon and Sun through gravitational effects and their observable consequences.
• Connect orbital dynamics, such as resonance and tidal locking, to long-term climate variations and Earth's day length.+ Show more

Learning Objectives

• Explain the concept of homeostasis and its importance for maintaining internal stability.
• Identify the different body systems involved in homeostasis and their functions.
• Describe feedback mechanisms that regulate internal conditions such as temperature, pH, and blood glucose.+ Show more

Learning Objectives

• Describe the apparent daily and annual motion of celestial objects caused by Earth's rotation and revolution.
• Explain how Earth's movements create changing sky patterns over nights and seasons.
• Use celestial coordinate concepts like rising, setting, altitude, and azimuth to understand observed motions.+ Show more

Learning Objectives

• Understand the concept of work as the dot product of force and displacement, incorporating the angle between them.
• Differentiate methods for calculating work with constant and variable forces.
• Apply area-under-curve methods to estimate work for non-constant forces using common approximations.+ Show more

Learning Objectives

• Explain the process of natural selection and how it favors heritable traits in specific environments.
• Identify examples of adaptation such as prairie grass resilience and snowshoe hare camouflage.
• Differentiate between natural selection and artificial selection in shaping populations.+ Show more

Learning Objectives

• Explain the concept of work as energy transfer by a force acting through a distance.
• Identify and describe simple machines such as levers, pulleys, and inclined ramps and their functions.
• Analyze the relationship between force, distance, and mechanical advantage in machine operation.+ Show more

Learning Objectives

• Understand the concept of work as energy transfer through a force acting over a distance.
• Explain how simple machines modify force and distance to make work easier.
• Identify real-world examples of levers, pulleys, and inclined ramps in Alberta contexts.+ Show more

Learning Objectives

• Explain how atomic number and mass number determine the identity and isotopes of elements
• Describe the roles of protons, neutrons, and electrons in atomic structure
• Use simple nucleus and electron-shell models to predict basic chemical behaviour+ Show more

Learning Objectives

• Evaluate biotechnological proposals by balancing potential benefits and potential risks to individuals and communities.
• Explain ethical concerns related to genetic privacy, informed consent, off-target genome-editing effects, and ecological consequences.
• Identify how equitable access and public engagement influence regulation and policy decisions for biotechnology.

Learning Objectives

• Identify and describe the major tissue types in the human body.
• Understand the functions of epithelial, connective, muscle, and nervous tissues.
• Explain how tissue structure relates to tissue function and organ properties.+ Show more

Learning Objectives

• Understand the difference between series and parallel circuits.
• Identify circuit behavior based on component arrangements.
• Explain how current and voltage behave in series and parallel circuits.+ Show more

Learning Objectives

• Understand the concept of action–reaction force pairs in Newton's third law.
• Identify examples of equal magnitude and opposite directions in force interactions.
• Analyze the implications of Newton's third law in real-world phenomena like propulsion and collisions.+ Show more

Learning Objectives

• Explain how Earth's rotation and orbit produce day-night cycles and seasonal changes.
• Describe the relative motions of the Earth, Moon, and Sun and their observable effects.
• Identify the orbital parameters that affect the apparent motion of celestial bodies.+ Show more

Learning Objectives

• Explain the principles of VSEPR theory related to molecular shapes.
• Identify common molecular geometries such as linear, trigonal planar, tetrahedral, and bent.
• Understand how molecular shape influences polarity and physical properties.+ Show more

Learning Objectives

• Understand the stepwise process of glycolysis and its energy changes.
• Identify the key intermediates and branch points in glycolysis.
• Describe how glycolysis functions under aerobic and anaerobic conditions.+ Show more

Learning Objectives

• Understand the concept of genetic drift and its role in evolution.
• Identify different events that cause genetic drift, such as bottlenecks and founder effects.
• Explain how chance events can influence genetic diversity in small populations.+ Show more

Learning Objectives

• Understand what constitutes a chemical change and how it differs from physical change.
• Identify common observable indicators of chemical reactions such as temperature change, gas production, precipitate formation, and color change.
• Interpret microscopic evidence of reactant-to-product transformation in chemical reactions.+ Show more

Learning Objectives

• Describe the key components of Milankovitch cycles and their effects on Earth's climate.
• Explain how variations in Earth's orbit influence glacial and interglacial periods.
• Analyze the relationship between astronomical forcing and long-term climate variability.+ Show more

Learning Objectives

• Explain the process and stages of ecological succession, including primary and secondary succession.
• Identify key species and environmental factors involved in succession.
• Model and predict long-term ecosystem changes using species traits, dispersal, and disturbance regimes.+ Show more

Learning Objectives

• Understand the hierarchical organization of cells, tissues, organs, and systems.
• Identify examples of different tissue types and their functions.
• Explain how cell specialization leads to specific tissue and organ functions.+ Show more

Learning Objectives

• Identify the different types of plate boundaries and their characteristics.
• Explain the geological processes associated with divergent, convergent, and transform boundaries.
• Describe landforms and land features resulting from each boundary type.+ Show more

Learning Objectives

• Explain the concept of a limiting reactant in chemical reactions.
• Calculate the theoretical yield of products based on limiting reactants.
• Differentiate between actual yield and theoretical yield.+ Show more

Learning Objectives

• Understand the hierarchical levels in biological organization from molecules to organisms.
• Recognize that each level exhibits emergent properties not present at lower levels.
• Explain how components assemble into complex biological systems scaling from cellular to organismal levels.+ Show more

Learning Objectives

• Understand the structure and function of the plasma membrane in cells.
• Differentiate between passive and active transport processes across membranes.
• Identify various proteins involved in membrane transport and their roles.+ Show more

Learning Objectives

• Describe the fundamental structural differences between prokaryotic and eukaryotic cells.
• Identify key components/organelles unique to each cell type.
• Explain how structural differences relate to cell functions and diversity.+ Show more

Learning Objectives

• Understand how organelle structures vary across cell types and taxa.
• Identify examples of structural adaptations that relate form to function.
• Explain how morphology influences physiological roles and ecological strategies.+ Show more