Grade 9 Worksheets

8,916 grade resources
Grade 9 Science | Decision Modeling Worksheet & Answer Key (Printable PDF)

Grade 9 Science | Decision Modeling Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how systems and decision models are applied to evaluate mitigation and adaptation strategies.
  • Analyze trade-offs among environmental, social, and economic variables using scenario analysis.
  • Evaluate policy instruments such as carbon pricing and land-use planning for sustainable development.
$2.00
Grade 9 Science | Population Genetics Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Population Genetics Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how allele frequencies change under different evolutionary forces such as selection, drift, migration, and mutation.
  • Describe the Hardy-Weinberg equilibrium as a null model in population genetics.
  • Explain how quantitative traits emerge from polygenic inheritance and environmental interactions.
$2.00
Cell Division Basics Worksheet | Grade 9 Science Alberta Standards

Cell Division Basics Worksheet | Grade 9 Science Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Explain the processes of mitosis and meiosis and their roles in growth, repair, and reproduction.
  • Identify key features of chromosome pairing, segregation, and errors such as nondisjunction.
  • Understand the differences between haploid and diploid cells and their significance in heredity.
$2.00
Grade 9 Science | Ecosystem Dynamics Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Ecosystem Dynamics Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze how multiple factors influence ecosystem responses using trophic interactions, feedback loops, and material fluxes.
  • Evaluate the effects of climate variability, land-use change, and species introductions on ecosystem stability and services.
  • Interpret graphical and quantitative data on population and nutrient dynamics in ecosystems.
$2.00
Asexual Strategies Grade 9 Worksheet | Science Standard Practice

Asexual Strategies Grade 9 Worksheet | Science Standard Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand different mechanisms of asexual reproduction such as binary fission, budding, spore formation, and vegetative propagation.
  • Examine the genetic consequences of asexual reproduction, including clone production, spread rates, and resilience.
  • Identify Alberta-specific examples like aspen groves, bacterial populations in soil and water, and horticultural practices.
$2.00
Grade 9 Science Worksheet Adaptation and Selection | Alberta Standards

Grade 9 Science Worksheet Adaptation and Selection | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

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.
$2.00
9th Grade Science | Energy Pathways Worksheet (Printable PDF + Answer Key)

9th Grade Science | Energy Pathways Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze different cellular energy pathways, including ATP production and their roles in metabolism.
  • Compare the functions of photosynthetic and respiratory electron transport chains in energy transfer.
  • Understand how resource availability and compartmentation limit pathway fluxes and influence metabolic efficiency.
$2.00
Grade 9 Science Worksheet | Integrated Physiology NGSS Practice & Answer Key

Grade 9 Science Worksheet | Integrated Physiology NGSS Practice & Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Explain how molecular, cellular, and organ interactions contribute to organism function.
  • Interpret data from biochemical assays, histology, and organ performance metrics.
  • Describe how genetic variation influences cellular responses and system dysfunction.
$2.00
Grade 9 Science Worksheet on Phases and Eclipses – Ontario Standard

Grade 9 Science Worksheet on Phases and Eclipses – Ontario Standard

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe lunar phases based on Earth–Moon–Sun geometry.
  • Differentiate between solar and lunar eclipses, including partial, total, and annular types.
  • Explain the conditions necessary for eclipses, such as node alignment and orbital inclination.
$2.00
9th Grade Science | Seismic Records Worksheet (Printable PDF + Answer Key)

9th Grade Science | Seismic Records Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Interpret earthquake waveforms, travel-time curves, and epicenter maps to understand subsurface structures.
  • Compare P- and S-wave arrivals, waveform amplitudes, and frequency content to distinguish shallow versus deep earthquakes.
  • Analyze seismicity patterns and connect them to tectonic environments and surface hazard phenomena like tsunamis.
$2.00
Grade 9 Science Worksheet on Apparent Motion | Ontario Standards

Grade 9 Science Worksheet on Apparent Motion | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the concepts of diurnal and annual motion of celestial objects as perceived from Earth.
  • Explain how Earth's rotation and revolution cause the changing sky over nights and seasons.
  • Relate celestial coordinate concepts like rising, setting, altitude, and azimuth to observed patterns.
$2.00
Grade 9 Science | Power and Efficiency Worksheet (PDF) Aligned with Ontario Standards

Grade 9 Science | Power and Efficiency Worksheet (PDF) Aligned with Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Define power as the rate of energy transfer or work per unit time and understand its units.
  • Explain mechanical efficiency and how it quantifies useful output relative to input energy.
  • Identify factors such as friction and heat that cause energy losses in machines.
$2.00
Orbital Interactions Worksheet for Grade 9 Science – Ontario Standards

Orbital Interactions Worksheet for Grade 9 Science – Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how orbital parameters like eccentricity, tilt, and precession affect climate patterns.
  • Explain tidal forces from the Moon and Sun in terms of gravity and geometry.
  • Connect orbital dynamics to observable phenomena such as day length, tides, and climate changes over millennia.
$2.00
Grade 9 Science — Trophic Structure Worksheet for Mastery

Grade 9 Science — Trophic Structure Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 9

Learning Objectives

  • Explain the components of trophic structure, including producers, consumers, and decomposers.
  • Describe the roles of food chains and food webs in illustrating energy flow.
  • Analyze how trophic efficiency influences biomass and ecosystem productivity.
$2.00
9th Grade Science | Orbital Motion Worksheet & Answer Key (Printable PDF)

9th Grade Science | Orbital Motion Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the principles of gravitational interactions governing planetary and satellite orbits.
  • Explain Kepler's laws and Newton's law of universal gravitation as they relate to orbital motion.
  • Analyze relationships between orbital period, semi-major axis, and escape velocity through examples.
$2.00
Climate Forcing Worksheet for Grade 9 Science - Ontario Standards

Climate Forcing Worksheet for Grade 9 Science - Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the main drivers influencing climate change, including greenhouse gases, albedo modifications, aerosols, and land-use feedbacks.
  • Explain basic radiative transfer principles and the Earth's energy budget imbalance.
  • Analyze how human activities affect the carbon cycle and climate projections.
$2.00
Power Distribution Science Worksheet for Grade 9 | Alberta Standards

Power Distribution Science Worksheet for Grade 9 | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the components and processes involved in power distribution systems.
  • Explain how voltage transformation and feeder topology support continuous electricity supply.
  • Analyze the trade-offs in system reliability, capacity, and environmental impact in power networks.
$2.00
Evidence Change Science Worksheet Grade 9 | Alberta Standard Practice

Evidence Change Science Worksheet Grade 9 | Alberta Standard Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Identify observable signs that indicate a chemical change has occurred.
  • Describe real-world examples of chemical change in the environment and industry.
  • Distinguish between physical and chemical changes using evidence markers.
$2.00
Grade 9 Science | Energy Flow Worksheet for Mastery

Grade 9 Science | Energy Flow Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 9

Learning Objectives

  • Understand how energy moves through ecosystems from producers to consumers and decomposers.
  • Describe the process of photosynthesis and how energy is transferred trophically.
  • Explain the concept of energy transfer efficiency and its impact on food chain length.
$2.00
Grade 9 Science | Classification Foundations Worksheet for Mastery

Grade 9 Science | Classification Foundations Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 9

Learning Objectives

  • Understand the hierarchical structure of biological classification systems.
  • Identify key taxa such as domain, kingdom, phylum, class, order, family, genus, and species.
  • Explain the differences between traditional and modern classification approaches.
$2.00
Grade 9 Science Worksheet | Energy Systems & Decarbonization (PDF + Answer Key)

Grade 9 Science Worksheet | Energy Systems & Decarbonization (PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the different components and transition pathways of energy systems.
  • Analyze the role of renewable energy, storage, and carbon capture in reducing greenhouse gases.
  • Evaluate trade-offs among reliability, cost, and environmental impacts in energy planning.
$2.00
Grade 9 Science | Heat Quantification Worksheet & Answer Key (PDF Practice)

Grade 9 Science | Heat Quantification Worksheet & Answer Key (PDF Practice)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the concepts of heat transfer through conduction, convection, and radiation.
  • Apply formulas involving specific heat capacity, mass, and temperature change to calculate thermal energy transfer.
  • Interpret sign conventions and energy flow in thermodynamic processes.
$2.00
Energy Transfer Worksheet Grade 9 Science | Ontario Standards Practice

Energy Transfer Worksheet Grade 9 Science | Ontario Standards Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe various energy sources and their transfer mechanisms within Earth systems.
  • Understand how energy gradients influence atmospheric, oceanic, and tectonic processes.
  • Explain the relationship between radioactive decay heat and mantle convection.
$2.00
Grade 9 Science | Understanding Compound Formulas Worksheet (Answer Key) - Ontario Standards

Grade 9 Science | Understanding Compound Formulas Worksheet (Answer Key) - Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Explain what compounds are and how they are represented by chemical formulas.
  • Differentiate between covalent and ionic bonds and their effects on properties.
  • Describe the law of definite composition and how formulas show elemental ratios.
$2.00
Seismic Signals Science Worksheet | Grade 9 Ontario Standard Practice

Seismic Signals Science Worksheet | Grade 9 Ontario Standard Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Identify the different types of seismic waves and their propagation characteristics.
  • Explain how earthquake focal mechanisms reveal fault types and stress orientations.
  • Relate seismic wave travel times to Earth's interior structure and methods for locating epicentres.
$2.00
The Rock Cycle Worksheet for Grade 9 Science | Ontario Standards Practice

The Rock Cycle Worksheet for Grade 9 Science | Ontario Standards Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the processes involved in the rock cycle and how they transform different rocks.
  • Explain the role of plate tectonics and Earth's energy sources in rock cycle pathways.
  • Identify observable field evidence of the rock cycle such as foliated textures, layering, and intrusions.
$2.00
Resource Impacts Worksheet for Grade 9 Science – Ontario Standards

Resource Impacts Worksheet for Grade 9 Science – Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how resource extraction impacts ecosystems through habitat change and pollution.
  • Evaluate the effects of mineral mining, fossil fuel extraction, and water withdrawal on landforms and cycles.
  • Assess criteria for sustainability including resource renewability, environmental effects, and reclamation.
$2.00
Earth's Layered Structure and Planetary Dynamics Worksheet | Ontario Grade 9

Earth's Layered Structure and Planetary Dynamics Worksheet | Ontario Grade 9

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the composition and characteristics of Earth's main layers: crust, mantle, and core.
  • Explain how density, temperature, and pressure change with depth inside a planet.
  • Distinguish between mechanical behaviors of lithosphere and asthenosphere.
$2.00
9th Grade Science Worksheet | Computational Modeling Practice & Answer Key

9th Grade Science Worksheet | Computational Modeling Practice & Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the principles of algebraic and computational models in system analysis.
  • Apply parameter estimation and numerical tuning techniques in modeling scenarios.
  • Develop and evaluate performance objective functions for system optimization.
$2.00
Watershed Change Grade 9 Science Worksheet | Ontario Standard

Watershed Change Grade 9 Science Worksheet | Ontario Standard

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand human impacts such as urbanization, deforestation, agriculture, and infrastructure on watershed processes.
  • Identify measurement indicators like turbidity and discharge used to assess watershed health.
  • Describe consequences of land use changes on runoff, sediment load, and groundwater recharge.
$2.00
Grade 9 Science | Measurement Fundamentals Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Measurement Fundamentals Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the principles of metric measurement and the importance of standard units.
  • Identify the role of instrument resolution and calibration in obtaining reliable data.
  • Explain how measurement precision and systematic bias affect data quality.
$2.00
Grade 9 Science | Coastal Dynamics Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Coastal Dynamics Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze the processes of coastal erosion, sediment transport, and shoreline response to natural forces.
  • Evaluate the impact of sea-level change and human activities on coastal morphology and habitats.
$2.00
Grade 9 Science | Power Analysis Worksheet & Answer Key (Printable PDF)

Grade 9 Science | Power Analysis Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the distinction between power and energy in system analysis.
  • Calculate energy demand over time considering system efficiency and losses.
  • Compare power ratings and energy consumption in household appliances and electrical systems.
$2.00
Grade 9 Science | Resource Impacts Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Resource Impacts Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze human–Earth interactions affecting water, soil, mineral, and energy resources.
  • Interpret resource trends using indicators like extraction rates and land-use metrics.
  • Evaluate the sustainability and consequences of resource management through data analysis.
$2.00
System Interactions Worksheet for Grade 9 Science Ontario Standards

System Interactions Worksheet for Grade 9 Science Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze how different body systems coordinate to maintain homeostasis.
  • Identify feedback mechanisms and set points in physiological processes.
  • Understand the interactions between endocrine signaling and autonomic responses.
$2.00
Grade 9 Science Worksheet on Societal Impacts of Chemicals – Ontario

Grade 9 Science Worksheet on Societal Impacts of Chemicals – Ontario

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how chemicals are used in everyday life and assess their societal benefits and risks.
  • Identify routes of chemical exposure and discuss safe handling and disposal methods.
  • Evaluate trade-offs between utility and environmental or health impacts of chemicals.
$2.00
Grade 9 Science | Respiratory Exchange Worksheet (Answer Key) – Ontario Standard

Grade 9 Science | Respiratory Exchange Worksheet (Answer Key) – Ontario Standard

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Explain the process of pulmonary gas exchange at the alveolar–capillary interface.
  • Describe factors influencing oxygen uptake and carbon dioxide removal during respiration.
  • Analyze how ventilation, perfusion, and diffusion limitations affect oxygen delivery to tissues.
$2.00
Grade 9 Science Worksheet | Plate Boundaries Concept Practice & Assessment + PDF

Grade 9 Science Worksheet | Plate Boundaries Concept Practice & Assessment + PDF

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the three main types of plate boundaries and their characteristic features.
  • Explain the geological processes associated with divergent, convergent, and transform boundaries.
  • Identify landforms and land features resulting from different boundary interactions.
$2.00
Kinematic Concepts Grade 9 Science Worksheet | Alberta Standards

Kinematic Concepts Grade 9 Science Worksheet | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the fundamental scalar and vector measures of motion, including speed, velocity, and acceleration.
  • Learn how to perform unit conversions and apply sign conventions in different regional contexts.
  • Analyze real-world examples of kinematic measures such as highway speed limits, river currents, and skiing descents.
$2.00
Grade 9 Science | Energy Conservation Worksheet (Answer Key) – Ontario Standard

Grade 9 Science | Energy Conservation Worksheet (Answer Key) – Ontario Standard

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Explain the principle of mechanical energy conservation in ideal systems.
  • Describe how non-conservative forces affect energy exchange and system efficiency.
  • Illustrate energy interconversion using spring-mass and gravitational models.
$2.00
Grade 9 Science | Mendelian Patterns Worksheet with Answer Key (PDF)

Grade 9 Science | Mendelian Patterns Worksheet with Answer Key (PDF)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the principles of Mendelian inheritance including dominance, segregation, and independent assortment.
  • Analyze Punnett squares to predict genotype and phenotype ratios in monohybrid and dihybrid crosses.
  • Interpret pedigree charts to determine inheritance patterns.
$2.00
Power and Efficiency Worksheet for Grade 9 Science | Alberta Standards

Power and Efficiency Worksheet for Grade 9 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the concepts of power and efficiency in energy transfer.
  • Calculate power in various engineering scenarios.
  • Compare real-world efficiency with theoretical models.
$2.00
Grade 9 Science Worksheet on Tissue Types | BC Standards Practice

Grade 9 Science Worksheet on Tissue Types | BC Standards Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the different types of tissues and their functions.
  • Identify characteristics of epithelial, connective, muscle, and nervous tissues.
  • Explain how tissue specialization contributes to organ and body functions.
$2.00
Newtonian Concepts Worksheet for Grade 9 Science – Alberta Standards

Newtonian Concepts Worksheet for Grade 9 Science – Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand Newton's three laws of motion and their implications in real-world contexts.
  • Analyze how forces influence the motion of objects such as snowplows and playground equipment.
  • Explain regional applications of Newtonian principles, including erosion control and safety mechanisms.
$2.00
Grade 9 Science | Reaction Rates Worksheet & Answer Key (Printable PDF)

Grade 9 Science | Reaction Rates Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the kinetic factors affecting reaction rates such as temperature, concentration, and catalysts.
  • Explain the relationship between rate laws, reaction order, and molecular collision theory.
  • Analyze energy profiles and transition states to connect molecular events with macroscopic reaction speed.
$2.00
Grade 9 Science | Understanding Central Tendencies Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Understanding Central Tendencies Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Define and interpret mean, median, and mode as measures of central tendency.
  • Compare how different measures respond to skewness, outliers, and multimodal distributions.
  • Determine appropriate measures of central tendency based on data distribution and context.
$2.00
9th Grade Science Worksheet | Atomic Structure Practice PDF & Answer Key

9th Grade Science Worksheet | Atomic Structure Practice PDF & Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the basic particles that make up an atom: protons, neutrons, and electrons.
  • Explain electron configurations and energy levels in atoms.
  • Organize elements in the periodic table based on valence electrons and predict chemical behavior.
$2.00
Grade 9 Science — Organelle Roles Worksheet for Mastery | PDF + Answer Key

Grade 9 Science — Organelle Roles Worksheet for Mastery | PDF + Answer Key

The Resource HubCreated byThe Resource Hub
ScienceGrade 9

Learning Objectives

  • Identify the major structures within eukaryotic cells and their functions.
  • Explain how organelle structure relates to its cellular role.
  • Connect organelle functions to different tissue types in plants and animals.
$2.00

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About Grade 9 Worksheets

Browse 8,916 printable Grade 9 worksheets across algebra, biology, literature, and history — each a ready-to-print PDF with optional answer keys.

Every worksheet on MyTeachingSheets is created by independent teacher-authors and reviewed before publication. All resources download as printable PDFs for classroom, homework, or at-home practice, and many include answer keys. Preview any worksheet free before buying.