Science Worksheets

42,859 subject resources
12th Grade Science | Bonding Models Worksheet & Answer Key (Printable PDF)

12th Grade Science | Bonding Models Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Explain the principles of molecular orbital theory and how it extends valence-bond descriptions.
  • Describe bonding order, delocalization, and electronic structures in diatomic and extended systems.
  • Use energy-level diagrams and symmetry considerations to predict magnetic behavior, bond strength, and electronic transitions.
$2.00
7th Grade Science | Solution Comparison Worksheet & Answer Key (Printable PDF)

7th Grade Science | Solution Comparison Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand how to systematically evaluate design solutions using modeling and analysis.
  • Identify trade-offs among performance, cost, durability, and manufacturability.
  • Compare different models and prototypes to predict and observe behaviors.
$2.00
Phase Behaviour Worksheet for Grade 11 Science | Alberta Standards

Phase Behaviour Worksheet for Grade 11 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Understand how intermolecular forces influence phase transitions and vapor pressure.
  • Explain the relationship between molecular strength of attraction and boiling points.
  • Analyze how temperature, molecular size, and polarity affect phase diagrams in different environments.
$2.00
Grade 8 Science | Gravitational Interactions Worksheet (Answer Key & Rubric)

Grade 8 Science | Gravitational Interactions Worksheet (Answer Key & Rubric)

Lumora LearningCreated byLumora Learning
ScienceGrade 8

Learning Objectives

  • Understand the universal attractive nature of gravity and its dependence on mass and distance.
  • Explain how gravitational force influences planetary orbits, satellite motion, and tidal effects.
  • Utilize the inverse-square law to predict orbital characteristics and fall rates of objects.
$2.00
Population Dynamics Worksheet for Grade 6 Science | Ontario Standards

Population Dynamics Worksheet for Grade 6 Science | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Understand the key parameters involved in population dynamics such as birth rate, death rate, immigration, and emigration.
  • Explain the differences between logistic and exponential growth models with real-life examples.
  • Identify factors that influence population change, including density-dependent and density-independent factors.
$2.00
10th Grade Science | Computational Concepts Worksheet (Printable PDF + Answer Key)

10th Grade Science | Computational Concepts Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand basic computational approaches for simulating dynamic systems
  • Explain the concepts of discrete time stepping and parameter sweeps
  • Describe sensitivity analysis and its application in modeling
$2.00
6th Grade Science | Forces and Motion Worksheet with Answer Key (Printable PDF)

6th Grade Science | Forces and Motion Worksheet with Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Describe the relationship between net force, mass, and acceleration based on Newton's Second Law.
  • Explain how vector addition influences the motion of objects under multiple forces.
  • Identify real-world scenarios involving net force and calculate resulting motion changes.
$2.00
Energy Flows Worksheet for Grade 12 Science | Alberta Standards

Energy Flows Worksheet for Grade 12 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the principles of energy transfer and transformation in regional energy systems.
  • Analyze the efficiency and environmental impacts of different energy sources.
  • Apply thermodynamic concepts to real-world energy processes and systems.
$2.00
6th Grade Science | Fossil Patterns Worksheet & Answer Key (Printable PDF)

6th Grade Science | Fossil Patterns Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Understand how fossil occurrences and stratigraphic sequences reveal patterns of life's history.
  • Identify morphological transitions such as fish-to-tetrapod examples in the fossil record.
  • Explain how dating methods and geographic distribution provide evidence for lineage continuity and extinction.
$2.00
11th Grade Science | DNA Maintenance Worksheet (Printable PDF + Answer Key)

11th Grade Science | DNA Maintenance Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Explain the molecular mechanisms of DNA replication and repair.
  • Identify different types of DNA mutations and their causes.
  • Describe cellular strategies to minimize mutation effects and maintain genome stability.
$2.00
7th Grade Science Worksheet | Representations of Matter & Reactants (Printable PDF + Answer Key)

7th Grade Science Worksheet | Representations of Matter & Reactants (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand how different representations convey matter interactions including chemical equations, graphs, and tables.
  • Interpret reaction rate graphs, stoichiometric ratios, and phase diagrams to analyze matter interactions.
  • Select appropriate representations for quantitative comparisons and communicate relationships among measurable variables.
$2.00
Grade 9 Science | Climate Drivers Worksheet & Answer Key (Printable PDF)

Grade 9 Science | Climate Drivers Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the major factors influencing Earth's climate systems.
  • Identify the roles of solar energy and internal heat in climate variability.
  • Analyze how interactions among Earth's spheres affect regional climates.
$2.00
10th Grade Science | Forces and Acceleration Worksheet with Answer Key (PDF)

10th Grade Science | Forces and Acceleration Worksheet with Answer Key (PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand the relationship between net force, mass, and acceleration in Newtonian physics.
  • Interpret free-body diagrams to identify individual forces acting on objects.
  • Apply algebraic relations and vector components to analyze motion changes.
$2.00
Grade 11 Science — Integrated Cycles Worksheet for Mastery

Grade 11 Science — Integrated Cycles Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Describe how photosynthesis and cellular respiration are interconnected in energy and carbon cycles.
  • Explain the biochemical processes involved in photosynthesis and respiration within organisms and ecosystems.
  • Identify the roles of day-night cycles, tissue specialization, and sugar transport in energy distribution.
$2.00
6th Grade Science | Synthetic Materials Worksheet & Answer Key (Printable PDF)

6th Grade Science | Synthetic Materials Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Connect natural resources to the synthetic materials derived from them.
  • Compare properties of different substances used for specific purposes, such as plastic, glass, and fiber.
  • Understand the processes involved in resource extraction and material synthesis.
$2.00
Homeostatic Regulation Science Worksheet Grade 5 | Ontario Standards

Homeostatic Regulation Science Worksheet Grade 5 | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 5

Learning Objectives

  • Describe the mechanisms involved in maintaining internal stability in the human body.
  • Identify how the nervous and endocrine systems work together for homeostasis.
  • Explain examples of negative feedback, such as blood glucose regulation and temperature control.
$2.00
Grade 10 Science – Cell Membrane Worksheet for Mastery

Grade 10 Science – Cell Membrane Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 10

Learning Objectives

  • Describe the composition of the cell membrane, including phospholipids, proteins, cholesterol, and carbohydrates.
  • Explain how membrane components influence membrane fluidity and recognition functions.
  • Identify examples of membrane transport mechanisms such as diffusion, osmosis, and active transport.
$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
Grade 4 Science Worksheet on Simple Machines | Ontario Standards

Grade 4 Science Worksheet on Simple Machines | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 4

Learning Objectives

  • Identify and describe common simple machines and their mechanical functions.
  • Explain how simple machines change the magnitude, direction, or distance of force.
  • Recognize examples of simple machines in daily life and classify their function.
$2.00
Grade 7 Science Worksheet on Purity Assessment | Ontario Standards

Grade 7 Science Worksheet on Purity Assessment | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand the various analytical indicators used to assess the purity of a substance.
  • Identify methods like melting point, boiling point shifts, conductivity, refractive index, and gravimetric residue.
  • Compare and interpret results from different purity assessment techniques.
$2.00
6th Grade Science | Tree Evidence Worksheet & Answer Key (Printable PDF)

6th Grade Science | Tree Evidence Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Understand the role of homologous structures, vestigial organs, and DNA sequences in tracing common ancestry.
  • Interpret phylogenetic trees and morphological patterns to analyze lineage splitting.
  • Evaluate different types of evidence supporting evolutionary relationships among taxa.
$2.00
Grade 7 Science – Conductive Materials Worksheet (PDF ) | Ontario Standards

Grade 7 Science – Conductive Materials Worksheet (PDF ) | Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 7

Learning Objectives

  • Understand the factors influencing thermal conductivity in different materials
  • Compare heat-transfer efficiency among metals, ceramics, polymers, and composites
  • Explain how electrons and lattice vibrations contribute to thermal conduction
$2.00
Limiting Reagents Worksheet for Grade 11 Science | Alberta Standards

Limiting Reagents Worksheet for Grade 11 Science | Alberta Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Understand the concept of limiting and excess reagents in chemical reactions.
  • Learn how to compare reactant amounts mole-for-mole to identify the limiting reagent.
  • Calculate maximum theoretical yield based on limiting reagent amounts.
$2.00
Soil Horizons Science Worksheet | Grade 3 | Ontario Standards

Soil Horizons Science Worksheet | Grade 3 | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 3

Learning Objectives

  • Understand the different layers, or horizons, of soil and their characteristics.
  • Identify how processes like leaching and accumulation shape soil horizons.
  • Recognize how landscape position affects soil development and fertility.
$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
Levels of Organization Worksheet | TEKS Grade 7 Science Practice PDF

Levels of Organization Worksheet | TEKS Grade 7 Science Practice PDF

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Describe the hierarchy of biological organization from individual organisms to the biosphere.
  • Understand the roles of producers, consumers, and decomposers within ecosystems.
  • Explain how energy flows through trophic levels and affects ecosystem stability.
$2.00
Human Stewardship Worksheet for Grade 7 Science | Ontario Standards

Human Stewardship Worksheet for Grade 7 Science | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand human impacts on ecosystems, including habitat change, pollution, resource extraction, and invasive species.
  • Describe the consequences of human activities for species diversity, ecosystem functions, and resilience.
  • Explain principles of ecological stewardship such as mitigation, habitat protection, and restoration.
$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
Grade 11 Science | Fermentation Pathways Worksheet for Mastery

Grade 11 Science | Fermentation Pathways Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Understand the processes and differences between lactic acid and alcoholic fermentation.
  • Identify the role of NAD+ regeneration in anaerobic conditions.
  • Explain how fermentation pathways continue ATP production without oxygen.
$2.00
Grade 11 Science – Organ Systems Worksheet for Mastering Human Anatomy

Grade 11 Science – Organ Systems Worksheet for Mastering Human Anatomy

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Understand the primary structures and functions of human organ systems.
  • Identify the interactions among different organ systems in maintaining homeostasis.
  • Describe the components of key organ systems such as circulatory, respiratory, digestive, and nervous systems.
$2.00
Grade 11 Science | Center Of Mass Worksheet (Worksheet + Answer Key) – Ontario Standards

Grade 11 Science | Center Of Mass Worksheet (Worksheet + Answer Key) – Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 11

Learning Objectives

  • Understand the concept of center of mass and its role in the collective motion of multi-particle systems.
  • Apply the formalism of center-of-mass to analyze collision and recoil problems.
  • Relate system momentum to the total mass and center-of-mass velocity.
$2.00
Grade 11 Science – Systemic Integration Worksheet for Mastery

Grade 11 Science – Systemic Integration Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Understand the coordinated responses of organ systems during stressors such as exercise or hemorrhage.
  • Identify the physiological mechanisms involved in cardiovascular, respiratory, endocrine, and renal adjustments.
  • Explain how neural and hormonal signals regulate systemic responses to maintain homeostasis.
$2.00
6th Grade Science | Orbital Dynamics Worksheet (PDF )

6th Grade Science | Orbital Dynamics Worksheet (PDF )

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 6

Learning Objectives

  • Understand the difference between elliptical and near-circular orbits and their characteristics.
  • Explain how the orbital speed varies with distance from the central body.
  • Describe the balance of gravitational force and inertial motion that produces stable orbits.
$2.00
Grade 6 Science Worksheet on Societal Impacts with Answer Key

Grade 6 Science Worksheet on Societal Impacts with Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Analyze how scientific findings influence societal change through public health, environmental regulation, and resource management.
  • Evaluate evidence-based outcomes and trade-offs between economic and environmental priorities.
  • Identify indicators used to assess the effectiveness of societal measures related to science.
Free
Grade 8 Science — Evolutionary Patterns Worksheet for Mastery | PDF + Answer Key

Grade 8 Science — Evolutionary Patterns Worksheet for Mastery | PDF + Answer Key

The Resource HubCreated byThe Resource Hub
ScienceGrade 8

Learning Objectives

  • Understand the sources of genetic variation and their role in evolution.
  • Identify the effects of selective pressures on traits within populations.
  • Interpret data from trait distributions, fitness comparisons, and lineage divergence.
$2.00
Grade 12 Science | Atomic Models Worksheet for Mastery

Grade 12 Science | Atomic Models Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 12

Learning Objectives

  • Understand the development and evolution of atomic models from Dalton to Rutherford and Bohr.
  • Identify the empirical evidence supporting each atomic model, such as cathode ray experiments and gold foil scattering.
  • Explain the concepts of nuclear charge, mass number, and isotopic abundance using mass spectrometry as an example.
$2.00
Grade 6 Science Worksheet on Policy and Decisions | TEKS aligned

Grade 6 Science Worksheet on Policy and Decisions | TEKS aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 6

Learning Objectives

  • Understand how scientific evidence influences policy decisions.
  • Identify factors such as risk assessment and stakeholder values in decision-making.
  • Evaluate the role of data interpretation and uncertainty in policy choices.
$2.00
Grade 7 Science Worksheet on Invasive Species Impacts for Classroom

Grade 7 Science Worksheet on Invasive Species Impacts for Classroom

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand the ecological impacts caused by invasive species.
  • Identify pathways and factors facilitating the establishment of non-native species.
  • Analyze the long-term consequences of invasive species on native ecosystems and economies.
$2.00
Grade 12 Science Worksheet on Equilibrium Quantification | BC Standards

Grade 12 Science Worksheet on Equilibrium Quantification | BC Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the concepts of equilibrium constant (Kc and Kp) and their applications.
  • Calculate reaction quotients and predict reaction direction.
  • Explain how temperature influences equilibrium constants through thermodynamics.
$2.00
Ecosystem Basics Grade 10 Science Worksheet & Answer Key TEKS

Ecosystem Basics Grade 10 Science Worksheet & Answer Key TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand the components and structure of ecosystems.
  • Identify the roles of producers, consumers, and decomposers.
  • Explain how energy flows and matter cycles within ecosystems.
$2.00
Grade 7 Science Worksheet on Statistical Reasoning | TEKS Aligned

Grade 7 Science Worksheet on Statistical Reasoning | TEKS Aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Interpret variability and measures of central tendency such as mean, median, and range to evaluate data reliability.
  • Use graphical cues like box plots and histograms to assess data spread and identify outliers.
  • Recognize misleading data representations and evaluate data consistency using replicated trials and proportional comparisons.
$2.00
Grade 11 Science | Metabolic Regulation Worksheet for Mastery

Grade 11 Science | Metabolic Regulation Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Explain how enzyme regulation mechanisms control metabolic flux.
  • Describe the roles of allosteric modulation, covalent modification, and compartmentalization in metabolism.
  • Identify how feedback inhibition and phosphorylation influence enzyme activity and pathway function.
$2.00
8th Grade Science | Modeling Data Worksheet + Answer Key (Printable PDF)

8th Grade Science | Modeling Data Worksheet + Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 8

Learning Objectives

  • Understand the purpose and limitations of models in scientific experiments.
  • Identify different types of models such as physical models, force sensors, and simulations.
  • Recognize sources of measurement uncertainty and how to minimize them.
$2.00
Grade 10 Science | Mitigation Strategies Worksheet & Answer Key (Printable PDF)

Grade 10 Science | Mitigation Strategies Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand different approaches to reducing environmental impacts and greenhouse gas emissions.
  • Analyze the effectiveness and trade-offs of various mitigation options.
  • Evaluate how technological, economic, and societal factors influence mitigation strategies.
$2.00
Grade 8 Science | Green Infrastructure Worksheet (PDF )

Grade 8 Science | Green Infrastructure Worksheet (PDF )

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 8

Learning Objectives

  • Understand the concept of green infrastructure and its role in stormwater management.
  • Identify different types of green infrastructure practices and their functions.
  • Explain the design parameters affecting green infrastructure effectiveness.
$2.00
12th Grade Science | Plate Tectonics Worksheet & Answer Key (Printable PDF)

12th Grade Science | Plate Tectonics Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Explain the mechanisms driving lithospheric motion at convergent, divergent, and transform boundaries.
  • Describe the evidence from seismicity, volcanic distribution, and mantle convection models that support plate tectonic theory.
  • Interpret geologic features such as orogeny, basin formation, and mid-ocean ridges using plate reconstructions and bathymetric maps.
$2.00
Grade 11 Science – Thermoregulation Worksheet for Mastery

Grade 11 Science – Thermoregulation Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Explain the role of the hypothalamus in temperature regulation.
  • Identify mechanisms of heat production, conservation, and dissipation.
  • Understand how the integumentary, circulatory, muscular, and nervous systems interact in thermoregulation.
$2.00
Grade 11 Science | Force and Acceleration Worksheet (PDF + Answer )

Grade 11 Science | Force and Acceleration Worksheet (PDF + Answer )

Lumora LearningCreated byLumora Learning
ScienceGrade 11

Learning Objectives

  • Understand Newton's second law and its mathematical expression, F = ma.
  • Analyze free-fall motion and uniform circular motion using graphical and algebraic methods.
  • Interpret force vectors, acceleration, and motion trajectories for various rigid body scenarios.
$2.00

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About Science Worksheets

Find Science worksheets spanning core skills, practice, and review. All 42,859 resources are instant PDF downloads for the classroom or home.

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