Grade 9 Worksheets

8,916 grade resources
Grade 9 Science | Surface Processes Worksheet & Answer Key (NGSS-Aligned)

Grade 9 Science | Surface Processes Worksheet & Answer Key (NGSS-Aligned)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand different surface processes and their roles in shaping the Earth's surface.
  • Analyze the factors that influence the rates and patterns of geomorphic changes.
  • Apply knowledge of weathering, mass wasting, and sediment transport to real-world landform examples.
$2.00
Grade 9 Science Worksheet | Producers & Consumers NGSS + Answer Key (PDF)

Grade 9 Science Worksheet | Producers & Consumers NGSS + Answer Key (PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the roles of producers and consumers in ecosystems.
  • Analyze how photosynthesis and cellular respiration transfer energy and cycle carbon and oxygen.
  • Evaluate the impact of net primary productivity and biomass accumulation in autotrophs.
$2.00
Grade 9 Science | Rock Transformations Worksheet (Answer Key) – NGSS Aligned

Grade 9 Science | Rock Transformations Worksheet (Answer Key) – NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

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.
$2.00
9th Grade Science | Variation Mechanisms Worksheet & Answer Key (Printable PDF)

9th Grade Science | Variation Mechanisms Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Identify different mechanisms that generate heritable genetic variation.
  • Explain how mutations, recombination, and assortment contribute to diversity.
  • Connect molecular changes to phenotype variations and population genetics.
$2.00
Grade 9 Science | Natural Hazards Worksheet (Answer Key & Rubric) NGSS Aligned

Grade 9 Science | Natural Hazards Worksheet (Answer Key & Rubric) NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the key processes and indicators used to assess natural hazards.
  • Analyze spatial patterns and triggering mechanisms of various natural hazard events.
  • Evaluate the impacts of natural hazards on human systems and ecological landscapes.
$2.00
Grade 9 Science | Hydrologic Change Worksheet & Answer Key (NGSS Aligned)

Grade 9 Science | Hydrologic Change Worksheet & Answer Key (NGSS Aligned)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the processes of erosion, transport, and deposition in shaping Earth's surface.
  • Interpret hydrologic data such as discharge records and sediment load measurements.
  • Analyze the feedback mechanisms between runoff, sediment supply, and channel morphology.
$2.00
Grade 9 Science | Collision Safety Worksheet (PDF + Answer Key) | NGSS Alignment

Grade 9 Science | Collision Safety Worksheet (PDF + Answer Key) | NGSS Alignment

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the principles of impulse and force-time relationships in collision safety.
  • Identify design strategies such as crumple zones, airbags, and padding to reduce peak forces during impacts.
  • Analyze force‑time graphs to evaluate impact mitigation methods.
$2.00
Grade 9 Science | Force Laws Worksheet with Answer Key for NGSS Alignment

Grade 9 Science | Force Laws Worksheet with Answer Key for NGSS Alignment

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the mathematical representation of gravitational and electrostatic forces and their inverse-square dependence.
  • Apply force equations to calculate magnitudes and directions of forces between objects.
  • Interpret vector directions in force interactions and predict net force outcomes.
$2.00
Grade 9 Science | Newtonian Motion Worksheet (PDF + Answer Key Included)

Grade 9 Science | Newtonian Motion Worksheet (PDF + Answer Key Included)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the fundamental principles of Newton's laws of motion and how they relate to force, mass, and acceleration.
  • Apply free-body diagrams and vector components to analyze forces acting on objects in motion.
  • Solve quantitative problems involving acceleration and trajectories using force analysis.
$2.00
Grade 9 Science | Momentum Conservation Worksheet with Answer Key (PDF)

Grade 9 Science | Momentum Conservation Worksheet with Answer Key (PDF)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Explain the principle of conservation of linear momentum in isolated systems.
  • Differentiate between elastic and inelastic collisions using vector sums.
  • Calculate total momentum before and after interactions in given scenarios.
$2.00
Grade 9 Science | Center Stability Worksheet (PDF + Answer Key) NGSS Aligned

Grade 9 Science | Center Stability Worksheet (PDF + Answer Key) NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the concept of center of mass and how it affects an object's stability.
  • Apply torque and equilibrium principles to analyze static systems.
  • Calculate the moments and tipping thresholds for various rigid bodies.
$2.00
Grade 9 Science | Molecular Regulation Worksheet (NGSS-Aligned + Answer Key)

Grade 9 Science | Molecular Regulation Worksheet (NGSS-Aligned + Answer Key)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Explain different molecular signaling pathways involved in gene expression and protein activity regulation.
  • Identify key mechanisms such as signal transduction, receptor-ligand interactions, and hormonal signaling.
  • Describe examples like insulin-mediated glucose uptake and receptor tyrosine kinase pathways.
$2.00
Energy Conservation Worksheet Grade 9 Science | Alberta Standards

Energy Conservation Worksheet Grade 9 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Explain the principle of conservation of mechanical energy in different contexts.
  • Identify energy transfer mechanisms such as potential to kinetic energy in real-world examples.
  • Analyze the effects of non-conservative forces like friction on energy in systems.
$2.00
Grade 9 Science Worksheet on Observable Properties | Alberta Standards

Grade 9 Science Worksheet on Observable Properties | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand and describe common observable properties of materials.
  • Identify examples of observable properties in real-world contexts.
  • Differentiate materials based on their observable traits using measurable criteria.
$2.00
Renewable Integration Worksheet | Science Grade 9 | Alberta Standards

Renewable Integration Worksheet | Science Grade 9 | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand challenges and solutions related to integrating wind and solar energy into the electrical grid.
  • Identify mechanisms for grid balancing and storage needs associated with renewable energy sources.
  • Evaluate environmental and economic implications of renewable energy integration.
$2.00
Grade 9 Science | Greenhouse Effect Worksheet & Answer Key (Printable PDF)

Grade 9 Science | Greenhouse Effect Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Explain the greenhouse effect and how it influences Earth's climate.
  • Identify key gases involved in the greenhouse effect and their sources.
  • Describe how human activities impact greenhouse gas concentrations and global warming.
$2.00
Grade 9 Science | Cell Architecture Worksheet with Answer Key (PDF)

Grade 9 Science | Cell Architecture Worksheet with Answer Key (PDF)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand how nucleic acid sequences determine amino acid chains and protein structures.
  • Connect molecular coding and folding to the architecture and function of cellular organelles.
  • Identify examples of proteins that influence cell function, such as hemoglobin and membrane transport proteins.
$2.00
Grade 9 Science | Cellular Metabolism Worksheet & Answer Key (PDF)

Grade 9 Science | Cellular Metabolism Worksheet & Answer Key (PDF)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Explain the biochemical pathways involved in cellular respiration and energy production.
  • Describe the roles of mitochondria and chloroplasts in metabolism.
  • Quantitatively analyze reactants and products in metabolic pathways, including ATP yield and oxygen consumption.
$2.00
Grade 9 Science | Integrated Physiology Worksheet (Answer Key) NGSS Aligned

Grade 9 Science | Integrated Physiology Worksheet (Answer Key) NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Explain how molecular interactions influence cellular functions within organ systems.
  • Link genetic variations to specific organ system dysfunctions in clinical scenarios.
  • Interpret biochemical assays, histological data, and organ performance metrics to analyze organism health.
$2.00
Cell Type Differences Worksheet for Grade 9 Science | BC Standards

Cell Type Differences Worksheet for Grade 9 Science | BC Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Compare and contrast prokaryotic and eukaryotic cells in terms of structure and function.
  • Identify key components unique to each cell type and explain their roles.
  • Understand how cellular organization affects biological capabilities and evolution.
$2.00
Grade 9 Science | Electromagnetic Radiation Worksheet (Answer Key + Rubric)

Grade 9 Science | Electromagnetic Radiation Worksheet (Answer Key + Rubric)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the wave and photon descriptions of electromagnetic signals across the spectrum.
  • Relate frequency to photon energy and their interactions with matter.
  • Identify characteristic phenomena such as atomic emission and absorption lines, and spectral attenuation.
$2.00
Grade 9 Science Worksheet on Relative Motion | Alberta Standards

Grade 9 Science Worksheet on Relative Motion | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the concept of relative motion and how reference frames affect observed velocity and displacement.
  • Identify different scenarios illustrating relative motion, such as boats, vehicles, and aircraft in motion.
  • Apply vector addition to analyze motions seen from different frames of reference.
$2.00
Work and Machines Grade 9 Science Worksheet | Alberta Standards

Work and Machines Grade 9 Science Worksheet | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

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.
$2.00
Grade 9 Science | Trophic Dynamics Worksheet (Answer Key) – NGSS Aligned

Grade 9 Science | Trophic Dynamics Worksheet (Answer Key) – NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the flow of energy through different trophic levels in an ecosystem.
  • Describe the structure of food webs and the significance of biomass distribution.
  • Interpret ecological efficiency and the quantification of energy loss across trophic levels.
$2.00
Grade 9 Science | Human Impacts on Ecosystems Worksheet (Answer Key) NGSS-Aligned

Grade 9 Science | Human Impacts on Ecosystems Worksheet (Answer Key) NGSS-Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Analyze how land-use change, invasive species, pollution, and resource extraction affect biodiversity and ecosystem functioning.
  • Interpret empirical data from case studies to evaluate conservation approaches and trade-offs.
  • Assess the socioecological implications of environmental impacts and mitigation strategies.
$2.00
Grade 9 Science | Power Analysis Worksheet & Answer Key – NGSS-Aligned

Grade 9 Science | Power Analysis Worksheet & Answer Key – NGSS-Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand the concept of power and its distinction from energy.
  • Apply methods to calculate energy demand and system performance over time.
  • Evaluate the efficiency and effectiveness of various energy systems and technologies.
$2.00
Grade 9 Science | Heat Quantification Worksheet PDF with Answer Key (NGSS Aligned)

Grade 9 Science | Heat Quantification Worksheet PDF with Answer Key (NGSS Aligned)

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Understand and explain the concepts of heat transfer mechanisms: conduction, convection, and radiation.
  • Calculate thermal energy transfer using specific heat capacity, mass, and temperature change in different scenarios.
  • Interpret sign conventions related to heat flow and energy changes in isolated and open systems.
$2.00
Grade 9 Science | Signal Encoding Worksheet & Answer Key for NGSS Alignment

Grade 9 Science | Signal Encoding Worksheet & Answer Key for NGSS Alignment

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Explain how modulation techniques encode information onto carrier waves.
  • Compare pulse-code modulation and amplitude modulation in terms of bandwidth, fidelity, and noise susceptibility.
  • Identify practical applications of different encoding schemes in communication channels.
$2.00
Grade 9 Science | Resource Choices Worksheet with Answer Key – NGSS Aligned

Grade 9 Science | Resource Choices Worksheet with Answer Key – NGSS Aligned

Lumora LearningCreated byLumora Learning
ScienceGrade 9

Learning Objectives

  • Analyze various energy and mineral resource options focusing on sustainability, environmental impact, and management.
  • Compare life-cycle trade-offs, including extraction impacts, water use, land disturbance, and emissions for different resource types.
  • Evaluate economic costs, supply constraints, and remediation practices to assess sustainable use of finite and renewable resources.
$2.00
Organ Structures Worksheet for Grade 9 Science | BC Standards Practice

Organ Structures Worksheet for Grade 9 Science | BC Standards Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the composition and function of various organ structures.
  • Identify different tissue types that make up organs.
  • Explain how organs work together within organ systems.
$2.00
Work and Energy Worksheet Grade 9 Science BC Standards printable PDF

Work and Energy Worksheet Grade 9 Science BC Standards printable PDF

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Define work and understand its relationship to energy transfer.
  • Identify the factors that influence the amount of work done on an object.
  • Differentiate between positive and negative work in various scenarios.
$2.00
Force Fundamentals Worksheet Grade 9 Science Alberta Standards

Force Fundamentals Worksheet Grade 9 Science Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the basic definition of a force and how it affects objects.
  • Identify different types of forces, including contact and non-contact forces.
  • Recognize real-world examples of forces in Alberta settings.
$2.00
Grade 9 Science Worksheet on Graph Interpretation | Alberta Standards

Grade 9 Science Worksheet on Graph Interpretation | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how the slope of displacement–time graphs relates to velocity.
  • Interpret the area under velocity–time graphs to determine displacement.
  • Identify non-uniform acceleration through curved graphs.
$2.00
Grade 9 Science Worksheet on Integrated Analysis | Alberta Standards

Grade 9 Science Worksheet on Integrated Analysis | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how kinematic descriptions, force balances, and energy considerations combine to analyze complex motions.
  • Apply graphing, equations, and net-force reasoning to real-world scenarios involving motion.
  • Interpret and predict motion outcomes in contexts such as braking, cable cars, and stopping distances.
$2.00
Grade 9 Science – System Interactions Worksheet (Answer Key) | Ontario Standard

Grade 9 Science – System Interactions Worksheet (Answer Key) | Ontario Standard

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Analyze how body systems interact to maintain homeostasis and support survival.
  • Understand feedback mechanisms, set points, and system regulation processes.
  • Describe examples of thermoregulation, acid-base balance, and stress responses.
$2.00
Grade 9 Science | Energy Transfer Worksheet (Ontario Standards) – PDF

Grade 9 Science | Energy Transfer Worksheet (Ontario Standards) – PDF

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 9

Learning Objectives

  • Explain the sources of energy within Earth's systems, including solar radiation and geothermal heat
  • Describe how energy transfer occurs through conduction, convection, and radiation
  • Analyze how energy gradients influence atmospheric and oceanic circulation and geological processes
$2.00
Grade 9 Science Worksheet on Mechanical Advantage | Alberta Standards

Grade 9 Science Worksheet on Mechanical Advantage | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Define and explain the concept of mechanical advantage in simple machines.
  • Calculate mechanical advantage for levers, pulley systems, and wheel systems.
  • Analyze trade-offs between force reduction and displacement increase in different machines.
$2.00
Grade 9 Science – Heat Quantification Worksheet (PDF + Answer Key)

Grade 9 Science – Heat Quantification Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Understand the concept of thermal energy transfer through conduction, convection, and radiation.
  • Apply the formula Q = mcΔT to calculate heat transfer in various scenarios.
  • Explain the sign conventions for heat flow and energy changes in closed systems.
$2.00
Grade 9 Science – Evidence for Evolution Worksheet (PDF + Answer Key)

Grade 9 Science – Evidence for Evolution Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Identify the key types of empirical evidence that support the theory of evolution.
  • Explain how fossil records, comparative anatomy, and molecular sequences provide evidence for common ancestry.
  • Understand the significance of transitional fossils, homologous structures, and DNA similarities among species.
$2.00
Grade 9 Science | Phylogenetic Trees Worksheet (PDF + Answer Key)

Grade 9 Science | Phylogenetic Trees Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Understand the construction and interpretation of phylogenetic trees to analyze evolutionary relationships.
  • Identify shared derived characters and the methods used to build phylogenetic trees, such as parsimony and molecular distance.
  • Explain how molecular clocks and dataset congruence support hypotheses of relatedness among species.
$2.00
Grade 9 Science | Producers and Consumers Worksheet (PDF + Answer Key)

Grade 9 Science | Producers and Consumers Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Explain the roles of producers and consumers in energy transfer within ecosystems.
  • Analyze how photosynthesis and cellular respiration impact carbon and oxygen cycling.
  • Evaluate factors that affect net primary productivity and biomass accumulation.
$2.00
Graphing Motion Worksheet for Grade 9 Science | Alberta Standards

Graphing Motion Worksheet for Grade 9 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how to interpret displacement–time, velocity–time, and acceleration–time graphs.
  • Identify the significance of slope and area under motion graphs for physical quantities.
  • Analyze graphs to determine changing acceleration and motion patterns.
$2.00
Grade 9 Science | Land Sustainability Worksheet (PDF + Answer Key)

Grade 9 Science | Land Sustainability Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Understand the impacts of land and water interactions on ecosystem health and productivity.
  • Identify sustainable land use practices such as soil conservation and watershed management.
  • Analyze trade-offs among agricultural productivity, biodiversity, and water resource management.
$2.00
Cellular Energy Worksheet for Grade 9 Science | Ontario Standards

Cellular Energy Worksheet for Grade 9 Science | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the processes of glycolysis, citric acid cycle, and oxidative phosphorylation in cellular energy production.
  • Explain how mitochondrial structure supports ATP synthesis.
  • Contrast aerobic and anaerobic pathways and their tissue-specific roles.
$2.00
Grade 9 Science – Inheritance Basics Worksheet (PDF + Answer Key)

Grade 9 Science – Inheritance Basics Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Understand how DNA replication and chromosomal segregation contribute to inheritance.
  • Identify the roles of gametes and zygotes in hereditary information transfer.
  • Describe observable phenomena such as karyotype patterns and transmission ratios in pedigrees.
$2.00
Grade 9 Science | Natural Selection Worksheet (PDF + Answer Key)

Grade 9 Science | Natural Selection Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Understand the mechanisms by which heritable variation contributes to differential survival and reproduction
  • Identify and explain examples of natural selection, such as beak morphology shifts and bacterial resistance
  • Analyze models of fitness and allele frequency changes related to different types of selection
$2.00
Grade 9 Science | Electromagnetic Radiation Worksheet (PDF + Answer Key)

Grade 9 Science | Electromagnetic Radiation Worksheet (PDF + Answer Key)

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Explain the wave and photon models of electromagnetic radiation and their relationship to frequency and energy.
  • Describe characteristic phenomena such as atomic emission lines, absorption, and spectral attenuation.
  • Apply Planck’s relation and wavelength-dependent properties to evaluate signal penetration and scattering.
$2.00
Grade 9 Science | Trophic Dynamics Worksheet (PDF + Answer Key)

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

Riverstone ClassroomCreated byRiverstone Classroom
ScienceGrade 9

Learning Objectives

  • Describe the flow of energy through different trophic levels in an ecosystem.
  • Explain the structure and function of food webs and trophic pyramids.
  • Analyze how energy transfer efficiency affects biomass distribution and ecosystem productivity.
$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.