Grade 9 Science Worksheets
6,485 worksheets
Grade 9 Science | Plate Tectonics Worksheet (Answer Key) – Ontario Standard
Learning Objectives
- Describe the different types of plate boundaries and their surface expressions.
- Explain the mechanisms driving plate motions such as mantle convection and slab pull.
- Analyze global distribution of earthquakes and volcanic arcs as evidence for plate interactions.
$2.00
Grade 9 Science | Orbital Interactions Worksheet (Ontario Standard) – PDF
Learning Objectives
- Understand how orbital parameters such as eccentricity, axial tilt, and precession affect seasonal insolation and climate patterns.
- Explain tidal forces caused by the Moon and Sun through gravitational gradients and relative geometry.
- Describe resonance effects and tidal locking phenomena in celestial mechanics.
$2.00
Grade 9 Science | Carbon Pathways Worksheet (Worksheet + Answer Key) - Ontario Standards
Learning Objectives
- Describe the major carbon reservoirs in the atmosphere, biosphere, oceans, and geosphere.
- Explain the fluxes and processes that transfer carbon among different reservoirs, including photosynthesis, respiration, dissolution, sedimentation, and fossil fuel formation.
- Quantify basic exchanges and residence times of carbon in different parts of Earth's system.
$2.00
Grade 9 Science | Celestial Motions Worksheet – Earth's Rotation & Phases (PDF)
Learning Objectives
- Describe the orbital motions and rotation of Earth relative to celestial bodies.
- Explain observable cycles such as day-night, sidereal, and solar periods.
- Connect gravitational interactions among Earth, Moon, and Sun to tidal phenomena and orbital stability.
$2.00
Grade 9 Science | Physical Changes Worksheet (PDF) – Ontario Curriculum
Learning Objectives
- Define and distinguish between physical and chemical changes.
- Identify examples of physical changes such as melting, freezing, evaporation, condensation, and dissolving.
- Explain how energy transfer relates to phase changes.
$2.00
Grade 9 Science Worksheet | Apparent Motion of Celestial Objects (PDF)
Learning Objectives
- Explain the causes of apparent diurnal and annual motion of celestial objects as observed from Earth.
- Describe how Earth's rotation and revolution produce observable changes in the night sky over nights and seasons.
- Use celestial coordinate concepts such as rising, setting, altitude, and azimuth to relate observed positions of celestial objects.
$2.00
Grade 9 Science | Balancing Equations Worksheet (PDF) – Ontario Standards
Learning Objectives
- Understand the purpose of chemical equations and the conservation of atoms.
- Learn how to represent reactions symbolically with correct formulas.
- Practice balancing chemical equations to reflect mass conservation.
$2.00
Grade 9 Science Water Cycling Worksheet – Hydrologic Cycle & Standard Ontario (PDF)
Learning Objectives
- Describe the processes of evaporation, condensation, and precipitation in the water cycle.
- Explain how infiltration, runoff, and groundwater flow transfer water among different reservoirs.
- Analyze how watershed characteristics, porosity, and permeability influence water movement.
$2.00
Grade 9 Science | Element Identity Worksheet (Answer Key) – Ontario Standard
Learning Objectives
- Understand that elements are defined by specific numbers of protons and their unique symbols.
- Describe how atomic models represent the atomic identity of elements.
- Identify properties of representative elements, including atomic mass and symbolism.
$2.00
Grade 9 Science | Levels Of Organization Worksheet (PDF) Aligned with Ontario Standards
Learning Objectives
- Explain the hierarchical relationship among cells, tissues, organs, and systems.
- Describe how cell specialization and extracellular matrices contribute to organ functions.
- Analyze how tissue arrangement supports organ-level processes.
$2.00
Grade 9 Science | Excretory Regulation Worksheet (Answer Key) - Ontario Standards
Learning Objectives
- Describe the structure and function of the nephron in blood filtration and urine formation.
- Explain the processes of glomerular filtration, reabsorption, secretion, and urine concentration mechanisms.
- Relate renal regulation of electrolytes, acid–base balance, and blood pressure to overall homeostasis.
$2.00
Grade 9 Science | Neural Control Worksheet (PDF) — Ontario Standard Practice
Learning Objectives
- Understand the organization of the nervous system from neurons to neural circuits and central integration.
- Explain how action potentials and synaptic transmission propagate signals along neurons.
- Relate cellular features like myelination and synaptic architecture to conduction velocity and processing capacity.
$2.00
Grade 9 Science | Compound Machines Worksheet (Ontario Standard) – PDF
Learning Objectives
- Understand how to compute the overall mechanical advantage of compound machines using force and displacement relationships.
- Differentiate between ideal and actual mechanical advantage, considering frictional losses and deformation.
- Analyze and design multi-component systems such as gear trains, bicycle drive systems, and pulley assemblies for optimized force reduction or speed increase.
$2.00
Grade 9 Science | Tissue Types Worksheet (PDF) Aligned with Ontario Standards
Learning Objectives
- Describe the principal tissue classes: epithelial, connective, muscle, and nervous.
- Explain the cellular composition and extracellular matrix properties of each tissue type.
- Identify specialized epithelia for absorption and secretion and relate tissue architecture to organ functions.
$2.00
Grade 9 Science | Kinematic Equations Worksheet (PDF) | Ontario Standards
Learning Objectives
- Understand and explain the fundamental kinematic equations for constant acceleration.
- Apply the equations to problems involving free-fall and projectile motion.
- Analyze motion components in horizontal and vertical directions under gravity.
$2.00
Grade 9 Science | Newton Third Law Worksheet (Worksheet + Answer Key) – Ontario Standards
Learning Objectives
- Explain the principle of Newton's third law and identify action–reaction force pairs in various scenarios.
- Analyze common phenomena involving equal and opposite forces applied to different objects.
- Differentiate between internal and external forces when applying Newtonian mechanics to systems.
$2.00
Grade 9 Science | Newton's First Law Worksheet (Answer Key) – Ontario Standard Practice
Learning Objectives
- Understand Newton's first law as a statement about inertia and the relationship between net external force and motion.
- Distinguish between objects at rest and objects moving at constant velocity in the context of forces.
- Describe how balanced forces contribute to static and dynamic equilibrium.
$2.00
Grade 9 Science Worksheet | Understanding Physical Properties (Worksheet + Answer Key) – Ontario Standard
Learning Objectives
- Define physical properties and understand their significance in classifying matter.
- Identify and describe examples of physical properties such as density, melting point, boiling point, colour, hardness, and conductivity.
- Distinguish between intensive and extensive properties and explain their roles in material assessment.
$2.00
Grade 9 Science Worksheet on Ethical Considerations for Alberta Standards
Learning Objectives
- Analyze the ethical and societal implications of genetic technologies.
- Understand the importance of stakeholder responsibilities and policy in genetic science.
- Discuss trade-offs between innovation, public benefit, and potential harms.
$2.00
Grade 9 Science | Biogeochemical Cycles Worksheet for Mastery
Learning Objectives
- Understand the main processes involved in biogeochemical cycles such as carbon, nitrogen, and phosphorus.
- Identify the reservoirs and fluxes of key elements within Earth's systems.
- Explain how factors like climate change and land use impact biogeochemical cycle dynamics.
$2.00
Grade 9 Science — Human Impacts on Ecosystems Worksheet for Mastery
Learning Objectives
- Understand how human activities such as land use change, pollution, and resource extraction impact biodiversity and ecosystem services.
- Identify the effects of habitat fragmentation and invasive species on community interactions.
- Describe how changes in species diversity influence ecosystem functions like pollination and water purification.
$2.00
Grade 9 Science — Nucleic Acid Structure Worksheet for Mastering DNA & RNA
Learning Objectives
- Describe the chemical structures of DNA and RNA and their nucleotide components.
- Explain the significance of double helix and antiparallel strands in DNA.
- Identify the differences between DNA and RNA and their functional roles.
$2.00
Plate Tectonics Grade 9 Science Worksheet | Ontario Standard Practice
Learning Objectives
- Understand the mechanisms of plate tectonics and surface expressions such as boundary types.
- Explain how mantle convection, slab pull, and other forces drive plate movements.
- Identify evidence from earthquakes and volcanic arcs supporting plate interactions.
$2.00
Balancing Equations Grade 9 Science Worksheet with Answer Key | Ontario
Learning Objectives
- Understand the symbolic representation of reactants and products in chemical reactions.
- Explain the importance of balancing chemical equations to reflect conservation of atoms and mass.
- Apply stoichiometric relationships in simple combustion and formation reactions.
$2.00
Chemical Changes Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Explain what distinguishes chemical changes from physical changes.
- Identify observable indicators of chemical reactions, such as gas production and precipitate formation.
- Interpret microscopic representations of reactant-to-product transformations in chemical reactions.
$2.00
Chemical Properties Worksheet Grade 9 Science | Ontario Standards
Learning Objectives
- Understand the concept of chemical properties as tendencies to undergo specific chemical changes.
- Identify examples of chemical reactions such as rusting and combustion.
- Learn how observation of reaction products indicates chemical transformation.
$2.00
Classification Overview Worksheet | Grade 9 Science | Ontario Standards
Learning Objectives
- Understand the distinction between elements, compounds, and mixtures based on their macroscopic and compositional criteria.
- Identify definitions of pure substances and mixtures, and recognize common examples.
- Learn to use symbols and formulas to represent elements and compounds.
$2.00
Grade 9 Science Worksheet on Compound Formulas | Ontario Standards
Learning Objectives
- Understand what compounds are and how they differ from mixtures.
- Explain how chemical formulas represent the elemental ratios in compounds.
- Describe the differences between covalent and ionic bonding and their effects on properties.
$2.00
Element Identity Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Understand that elements are defined by atoms with specific proton counts and symbols.
- Learn how atomic models represent atomic identity and elemental properties.
- Recognize the differences between natural occurrence and extraction, as well as metallic and nonmetallic characteristics.
$2.00
Gas Behaviour Grade 9 Science Worksheet | Ontario Standards Practice
Learning Objectives
- Understand how the particle model explains gas pressure, volume, and temperature relationships.
- Describe how microscopic particle motion relates to macroscopic gas laws without using equations.
- Link gas particle collisions and kinetic energy to measurable pressure changes and real-world phenomena.
$2.00
Mass Conservation Science Worksheet | Grade 9 Ontario Standard Practice
Learning Objectives
- Explain the principle of conservation of mass in closed systems during chemical reactions.
- Identify examples where mass remains constant despite apparent changes.
- Distinguish between gas exchange effects and true mass conservation in experiments.
$2.00
Particle Theory Worksheet Grade 9 Science Ontario Standards PDF
Learning Objectives
- Explain the particle model as a framework for understanding states of matter and diffusion.
- Describe how particle motion and spacing relate to temperature and phase.
- Link microscopic particle behaviour to macroscopic phenomena such as gas pressure and diffusion rates.
$2.00
Physical Changes Worksheet Grade 9 Science Ontario Standards PDF
Learning Objectives
- Define and distinguish between physical and chemical changes.
- Identify examples of physical changes such as melting, freezing, evaporation, condensation, and dissolution.
- Explain how energy transfer occurs during phase changes.
$2.00
Physical Properties Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Define physical properties and identify common examples such as density, melting point, boiling point, colour, hardness, and conductivity.
- Describe how physical properties are used to classify and separate different materials.
- Distinguish between intensive and extensive physical properties in assessing material behavior.
$2.00
Reaction Types Grade 9 Science Worksheet | Ontario Standard
Learning Objectives
- Describe the main categories of chemical reactions and identify examples.
- Explain the patterns of reactants and products in different reaction types.
- Predict reaction products based on reactant patterns and reaction type.
$2.00
Solution Behaviour Worksheet | Ontario Grade 9 Science Standard
Learning Objectives
- Explain the process of dissolution and how solute-solvent interactions affect solubility.
- Differentiate between saturated, unsaturated, and supersaturated solutions with examples.
- Describe factors such as temperature and agitation that influence solubility.
$2.00
Cell Components Worksheet | Grade 9 Science | Ontario Standard
Learning Objectives
- Identify major organelles of eukaryotic cells and describe their structural features.
- Relate membrane folding, compartmentalization, and surface-to-volume ratios to cellular functions.
- Explain how organelle functions contribute to metabolic rates and exchange processes.
$2.00
Circulatory Transport Worksheet Grade 9 Science | Ontario Standards
Learning Objectives
- Describe the structure and function of the cardiovascular system.
- Explain how blood flow is regulated to meet tissue demands.
- Identify components of blood and their roles in transport.
$2.00
Endocrine Feedback Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Understand the mechanisms of hormonal regulation and feedback loops in the endocrine system.
- Analyze the control of glucose homeostasis involving insulin and glucagon.
- Explore how the thyroid gland regulates metabolic rate through hormone feedback mechanisms.
$2.00
Grade 9 Science Worksheet on Digestive Absorption | Ontario Standards
Learning Objectives
- Explain the mechanical and chemical breakdown processes of digestion.
- Describe how nutrients are absorbed across the intestinal epithelium and the role of villi and microvilli.
- Identify the function of enzymes, bile, and micelles in nutrient digestion and absorption.
$2.00
Environmental Health Science Worksheet | Grade 9 Standard Practice
Learning Objectives
- Understand the impact of environmental exposures on cellular processes and long-term health.
- Identify key pollutants and hazards affecting organ system performance.
- Explain dose-response relationships and vulnerability factors in environmental health.
$2.00
Grade 9 Science Worksheet on Excretory Regulation | Ontario Standards
Learning Objectives
- Describe the structure and function of the nephron in blood filtration and urine formation.
- Explain the process of glomerular filtration driven by hydrostatic and oncotic pressures.
- Analyze tubular mechanisms for reabsorbing water and solutes during urine concentration.
$2.00
Health Factors Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Identify how lifestyle and environmental factors influence human health.
- Analyze mechanisms like oxidative stress, inflammation, and hormonal disruption in chronic conditions.
- Interpret epidemiological data and physiological pathways to understand causal relationships.
$2.00
Neural Control Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Describe the organization of the nervous system from neurons to neural circuits.
- Explain how action potentials and synaptic transmission facilitate signal propagation.
- Relate cellular features like myelination and synaptic architecture to conduction velocity and processing.
$2.00
Respiratory Exchange Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Explain the process of pulmonary gas exchange at the alveolar–capillary interface.
- Identify factors affecting oxygen uptake and carbon dioxide removal during respiration.
- Describe ventilation mechanisms, including the role of dead space and membrane properties.
$2.00
Grade 9 Science Worksheet on Tissue Types | Ontario Standards
Learning Objectives
- Identify the four main tissue types and their specialized functions.
- Describe the cellular composition and extracellular matrix properties of each tissue type.
- Relate tissue architecture to their roles in organ mechanics and signaling functions.
$2.00
Compound Machines Worksheet for Grade 9 Science | Ontario Standard
Learning Objectives
- Understand how to analyze and calculate the overall mechanical advantage of compound machines.
- Differentiate between ideal and actual mechanical advantage considering frictional and deformational losses.
- Apply concepts of force and displacement relationships in designing and analyzing compound systems.
$2.00
Energy Conservation Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Explain the principles of mechanical energy conservation in ideal systems.
- Describe the roles of potential and kinetic energies in energy interconversion.
- Identify the effects of non-conservative forces such as friction in real systems.
$2.00
About Grade 9 Science Worksheets
Find Science worksheets built for Grade 9. All 6,485 cover core skills, practice, and review, each an instant PDF download.
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