Science Worksheets

42,859 subject resources
7th Grade Science | Invasive Species Worksheet & Answer Key (Printable PDF)

7th Grade Science | Invasive Species Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 7

Learning Objectives

  • Understand what invasive species are and how they affect native ecosystems.
  • Identify mechanisms by which invasive species spread and establish.
  • Analyze ecological consequences of invasive species on biodiversity and habitat structure.
$2.00
Grade 9 Science | Evidence Chains Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Evidence Chains Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the components and structure of evidence-based reasoning in science.
  • Identify how empirical observations, analyses, and models connect to scientific claims.
  • Evaluate the sufficiency, consistency, and alternatives in evidence chains.
$2.00
Grade 9 Science | Model-Data Consistency Analysis Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Model-Data Consistency Analysis Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand quantitative and visual methods for assessing model fit
  • Identify patterns indicating divergence or heteroscedasticity
  • Interpret residual plots and goodness-of-fit measures
$2.00
Light Reactions Worksheet for Grade 11 Science | TEKS Aligned Practice

Light Reactions Worksheet for Grade 11 Science | TEKS Aligned Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Explain the process of light-dependent reactions in photosynthesis.
  • Identify the key components involved in the electron transport chain within thylakoid membranes.
  • Describe how light energy is converted into ATP and NADPH.
$2.00
Principles of Scientific Oral Presentation Grade 12 Worksheet | TEKS

Principles of Scientific Oral Presentation Grade 12 Worksheet | TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand key principles of effective oral scientific presentation and poster communication.
  • Identify best practices for slide design, timing, and integration of visuals.
  • Learn strategies for clear hypothesis articulation and data interpretation during questions.
$2.00
Cell Division Worksheet with Answer Key for Grade 12 Science TEKS

Cell Division Worksheet with Answer Key for Grade 12 Science TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Explain the processes of mitosis and meiosis, including chromosome segregation and homologous recombination.
  • Identify the mechanisms by which nondisjunction affects chromosome number and phenotype.
  • Compare haploid and diploid life stages and their roles in heredity.
$2.00
Grade 12 Science Worksheet on Design Principles in Scientific Research | TEKS

Grade 12 Science Worksheet on Design Principles in Scientific Research | TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand key principles of experimental design, including control, replication, and randomization.
  • Identify appropriate sampling, power analysis, and statistical test considerations for valid inference.
  • Recognize different experimental frameworks such as factorial and crossover designs, and analyze their applications.
$2.00
Grade 12 Science Worksheet on Acid Base Reactions | TEKS Aligned Practice

Grade 12 Science Worksheet on Acid Base Reactions | TEKS Aligned Practice

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the various definitions of acids and bases (Arrhenius, Brønsted–Lowry, Lewis).
  • Differentiate between strong and weak acids/bases and recognize conjugate pairs.
  • Explore pH, pOH, buffer action, and titration curves for quantitative analysis.
$2.00
Grade 11 Science Worksheet on Phylogenetic Trees | TEKS Standards

Grade 11 Science Worksheet on Phylogenetic Trees | TEKS Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Explain the purpose and structure of phylogenetic trees in evolutionary biology.
  • Identify shared derived characters used to infer evolutionary relationships.
  • Differentiate between rooted and unrooted trees and their interpretations.
$2.00
Grade 8 Science – Atomic Structure Worksheet for Mastery | PDF + Answer Key

Grade 8 Science – Atomic Structure Worksheet for Mastery | PDF + Answer Key

The Resource HubCreated byThe Resource Hub
ScienceGrade 8

Learning Objectives

  • Understand the fundamental components of atoms and their arrangement.
  • Distinguish between elements and compounds using chemical formulas.
  • Describe how atomic structure influences material properties.
$2.00
Governance Futures Science Worksheet for Grade 12 | TEKS-Aligned

Governance Futures Science Worksheet for Grade 12 | TEKS-Aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Analyze various governance and policy mechanisms shaping scientific and technological development.
  • Understand the role of regulatory standards, risk protocols, and international agreements in scientific governance.
  • Evaluate adaptive governance models and foresight tools like scenario analysis within policy planning.
$2.00
9th Grade Science | Graphical Literacy Worksheet (Printable PDF + Answer Key)

9th Grade Science | Graphical Literacy Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Interpret and analyze various types of graphical representations such as scatterplots, histograms, and line graphs.
  • Construct appropriate graphs with correct axis scaling and labeling based on data sets.
  • Evaluate visual patterns, outliers, and trends to inform model selection and understanding of data relationships.
$2.00
11th Grade Science | Human Footprint Worksheet (Printable PDF + Answer Key)

11th Grade Science | Human Footprint Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Understand the major ways human activities impact Earth's systems through land-use change, resource extraction, and emissions.
  • Analyze spatial datasets, land cover time-series, and flux budgets to connect local actions to regional environmental changes.
  • Recognize measurement approaches for quantifying human-induced perturbations in Earth systems.
$2.00
9th Grade Science | Unit Analysis Worksheet (Printable PDF + Answer Key)

9th Grade Science | Unit Analysis Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand principles of dimensional analysis and unit consistency in physical calculations.
  • Apply unit-checking techniques to identify algebraic errors and validate models.
  • Explore how units constrain possible forms of relationships and support estimation strategies.
$2.00
Grade 9 Science | Simulated Predictions Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Simulated Predictions Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the role of computational simulations and models in scientific predictions.
  • Explain the significance of parameter sensitivity and ensemble approaches in forecasts.
  • Describe how visualizations depict uncertainty and how outputs are validated against data.
$2.00
9th Grade Science | Argument Structures Worksheet (Printable PDF + Answer Key)

9th Grade Science | Argument Structures Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand how to construct scientific arguments using claim-evidence-reasoning frameworks.
  • Identify coherence, relevance, and evaluation of alternative explanations in scientific reasoning.
  • Explain the role of quantitative evidence and model comparisons in strengthening arguments.
$2.00
Constant Acceleration Worksheet for Grade 10 Science – Ontario Standards

Constant Acceleration Worksheet for Grade 10 Science – Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand the algebraic and conceptual principles underlying uniformly accelerated motion.
  • Apply kinematic formulas to systems with varying initial velocities, displacements, and times.
  • Interpret the significance of negative acceleration and motion reversal in one-dimensional motion.
$2.00
Grade 5 Science Worksheet on Tension Elements | Ontario Standards

Grade 5 Science Worksheet on Tension Elements | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 5

Learning Objectives

  • Understand the behavior and properties of tension elements such as cables and ties.
  • Identify factors affecting tensile strength, including stress concentration and fatigue.
  • Learn about design considerations for anchoring, corrosion resistance, and material selection.
$2.00
Grade 12 Science Climate Modeling Worksheet | TEKS Aligned PDF

Grade 12 Science Climate Modeling Worksheet | TEKS Aligned PDF

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the key concepts and approaches used in climate modeling, including energy-balance and radiative-convective models.
  • Identify the components and parameterizations essential for simulating planetary atmospheres and climate states.
  • Explain how model validation techniques utilize paleoclimate proxies, instrumental records, and sensitivity experiments.
$2.00
Molecular Phylogeny Worksheet for Grade 11 Science TEKS

Molecular Phylogeny Worksheet for Grade 11 Science TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Understand how DNA, RNA, and protein sequences are used to infer evolutionary relationships.
  • Describe the process of sequence alignment and its significance in molecular phylogeny.
  • Explain how models of molecular evolution and molecular clocks estimate divergence times.
$2.00
Data Visuals Worksheet for Grade 12 Science | PDF with Answer Key

Data Visuals Worksheet for Grade 12 Science | PDF with Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the principles of selecting appropriate graph types for data presentation.
  • Identify key elements in constructing accurate and informative data visualizations.
  • Interpret statistical annotations, error bars, and confidence intervals in figures.
$2.00
Genomic Technologies Worksheet for Grade 12 Science | TEKS aligned

Genomic Technologies Worksheet for Grade 12 Science | TEKS aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Describe key molecular techniques used in analyzing and manipulating genetic material.
  • Explain the mechanistic basis of PCR, DNA sequencing, and genome editing systems like CRISPR.
  • Identify applications of genomic technologies in diagnostics, trait modification, and ethical considerations.
$2.00
Grade 12 Science Worksheet on Statistical Reasoning | TEKS Standards

Grade 12 Science Worksheet on Statistical Reasoning | TEKS Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the principles of hypothesis testing, estimation, and interpretation of p-values, confidence intervals, effect sizes, and power.
  • Identify assumptions underlying both parametric and nonparametric tests and select appropriate tests such as t-tests, chi-square, and regression diagnostics.
  • Interpret correlation versus causation and evaluate treatment effects, residual analysis, and the application of bootstrapping or permutation techniques in data validation.
$2.00
Measurement Uncertainty Worksheet for Grade 12 Science | TEKS aligned

Measurement Uncertainty Worksheet for Grade 12 Science | TEKS aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand the concepts of precision, accuracy, and calibration in measurements.
  • Analyze how measurement uncertainty propagates through calculations.
  • Differentiate between systematic and random errors in experimental data.
$2.00
Periodic Trends Worksheet for Grade 12 Science | Printable PDF & Answer Key

Periodic Trends Worksheet for Grade 12 Science | Printable PDF & Answer Key

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand and analyze patterns of atomic radius, ionization energy, electron affinity, electronegativity, and metallic character across periods and down groups.
  • Explain periodic trends using concepts such as effective nuclear charge, shielding, and electron configuration.
  • Identify differences among alkali metals, transition metals, and halogens based on their properties and trends.
$2.00
Grade 10 Science Worksheet on One-Dimensional Motion | Ontario Standards

Grade 10 Science Worksheet on One-Dimensional Motion | Ontario Standards

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Define and interpret key kinematic quantities such as displacement, speed, velocity, and acceleration.
  • Apply algebraic equations to analyze uniform and non-uniform motion along a single axis.
  • Understand the concepts of average and instantaneous quantities in motion analysis.
$2.00
Atmospheric Interactions Worksheet for Grade 12 Science TEKS

Atmospheric Interactions Worksheet for Grade 12 Science TEKS

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Understand key atmospheric processes influencing climate and air quality.
  • Interpret observational datasets and emission inventories related to atmospheric chemistry.
  • Analyze radiative forcing and greenhouse gas interactions affecting the energy balance.
$2.00
Grade 9 Science | Sources of Error in Scientific Studies Worksheet (Printable PDF + Answer Key)

Grade 9 Science | Sources of Error in Scientific Studies Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Identify common sources of systematic and random errors in scientific research.
  • Describe methods used to detect and quantify errors, including cross-method comparison and residual analysis.
  • Understand how error contributes to overall uncertainty and interpret robustness of conclusions.
$2.00
Grade 10 Science | Signal Integration Worksheet & Answer Key (NGSS Aligned)

Grade 10 Science | Signal Integration Worksheet & Answer Key (NGSS Aligned)

Lumora LearningCreated byLumora Learning
ScienceGrade 10

Learning Objectives

  • Understand mechanisms of signal transduction in nervous and endocrine systems
  • Identify components of receptor specificity and amplification pathways
  • Explain examples of signal routing such as reflex arcs and hypothalamic–pituitary axis
$2.00
Grade 6 Science – Series Circuit Characteristics Worksheet for Mastery

Grade 6 Science – Series Circuit Characteristics Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 6

Learning Objectives

  • Explain the single-path configuration of series circuits and how current remains consistent through all components.
  • Describe how voltage divides among series-connected components and relate this to brightness in incandescent bulbs.
  • Analyze how adding resistances in series impacts overall circuit resistance and device operation.
$2.00
9th Grade Science | Communicating Uncertainty Worksheet (Printable PDF + Answer Key)

9th Grade Science | Communicating Uncertainty Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the conventions for conveying quantitative uncertainty in scientific communication.
  • Identify different methods such as interval estimates, effect sizes, and likelihood statements.
  • Interpret visualizations that portray variability and uncertainty in data.
$2.00
Grade 8 Science — Reaction Evidence Worksheet for Mastery | PDF + Answer Key

Grade 8 Science — Reaction Evidence Worksheet for Mastery | PDF + Answer Key

The Resource HubCreated byThe Resource Hub
ScienceGrade 8

Learning Objectives

  • Identify observable indicators of chemical reactions such as color change, gas evolution, precipitate formation, temperature change, and irreversible transformations.
  • Distinguish between chemical and physical changes based on observable evidence.
  • Explain how conservation concepts are involved in chemical reactions within closed systems.
$2.00
8th Grade Science | Tissue Types Worksheet & Answer Key (Printable PDF)

8th Grade Science | Tissue Types Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 8

Learning Objectives

  • Identify the four major types of tissues and their functions.
  • Describe the structural differences among epithelial, connective, muscle, and nervous tissues.
  • Explain how cellular arrangement and extracellular components influence tissue properties.
$2.00
Grade 12 Science Worksheet on Reasoned Claims TEKS Standard Practice PDF

Grade 12 Science Worksheet on Reasoned Claims TEKS Standard Practice PDF

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 12

Learning Objectives

  • Analyze scientific claims using evidence, warrants, and qualifiers.
  • Evaluate the strength of evidence and logical frameworks in argumentation.
  • Integrate multiple lines of inquiry to support scientific conclusions.
$2.00
9th Grade Science | Control Criteria Worksheet (Printable PDF + Answer Key)

9th Grade Science | Control Criteria Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Understand the key criteria used to establish control and comparability in causal inference.
  • Identify how variable isolation, replication, baseline characterization, and reference conditions influence causal interpretation.
  • Explain the impact of residual confounding and uncontrolled variation on the strength of causal claims.
$2.00
Grade 10 Science | Energy Changes Worksheet (Printable PDF + Answer Key)

Grade 10 Science | Energy Changes Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 10

Learning Objectives

  • Understand the different types of energy changes in chemical reactions, including endothermic and exothermic processes.
  • Describe the concepts of bond breaking and bond formation energetics and their relation to reaction heat.
  • Interpret simple potential energy diagrams to analyze reaction pathways and energy changes.
$2.00
Grade 11 Science — Cell Membrane Worksheet for Mastery

Grade 11 Science — Cell Membrane Worksheet for Mastery

The Resource HubCreated byThe Resource Hub
ScienceGrade 11

Learning Objectives

  • Understand the structure and functions of the cell membrane, including its composition of phospholipids, proteins, and cholesterol.
  • Identify and explain various transport mechanisms such as diffusion, facilitated diffusion, and active transport.
  • Describe vesicular processes like endocytosis and exocytosis and their roles in bulk transport.
$2.00
9th Grade Science | Climate Trends Worksheet (Printable PDF + Answer Key)

9th Grade Science | Climate Trends Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Analyze spatial and temporal climate datasets to identify trends and anomalies.
  • Apply statistical methods such as trend analysis and composite mapping to climate data.
  • Interpret potential climate drivers by comparing datasets with forcings like greenhouse gases and volcanic aerosols.
$2.00
Grade 11 Science | Model Validation Techniques Worksheet (Printable PDF + Answer Key)

Grade 11 Science | Model Validation Techniques Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 11

Learning Objectives

  • Understand different methods for evaluating model credibility, including cross-validation and residual analysis.
  • Identify and analyze the assumptions and limitations inherent in model validation procedures.
  • Compare model performance across independent datasets to assess robustness and overfitting.
$2.00
Grade 10 Science | Balancing Chemical Equations Worksheet (Answer Key) – Ontario Standards

Grade 10 Science | Balancing Chemical Equations Worksheet (Answer Key) – Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 10

Learning Objectives

  • Understand the concept of balancing chemical equations based on conservation of mass.
  • Differentiate between coefficients and subscripts in chemical formulas.
  • Apply systematic strategies to balance multi-step chemical equations.
$2.00
Grade 9 Science | Respiratory Pathways Worksheet (Printable PDF + Answer Key)

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

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe the main stages and components of cellular respiration including glycolysis, the citric acid cycle, and electron transport chain.
  • Differentiate between aerobic and anaerobic respiration and their ATP yields.
  • Explain how enzyme regulation and substrate availability influence metabolic pathway flux.
$2.00
Grade 10 Science | Microbe Diversity Worksheet (PDF) – Ontario Standard

Grade 10 Science | Microbe Diversity Worksheet (PDF) – Ontario Standard

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 10

Learning Objectives

  • Describe major groups of microorganisms and their cellular organization.
  • Identify differences in genetic material and reproduction strategies among microbes.
  • Explain the ecological roles of bacteria, archaea, viruses, fungi, and protists.
$2.00
Biotech Applications Science Worksheet for Grade 9 | TEKS Aligned

Biotech Applications Science Worksheet for Grade 9 | TEKS Aligned

Coral Reef LearningCreated byCoral Reef Learning
ScienceGrade 9

Learning Objectives

  • Describe common molecular techniques used in biotechnology.
  • Identify various applications of biotechnology in medicine, agriculture, and forensics.
  • Understand ethical, legal, and societal considerations related to biotech advancements.
$2.00
Grade 8 Science | Scale and Patterns in the Solar System Worksheets (PDF)

Grade 8 Science | Scale and Patterns in the Solar System Worksheets (PDF)

Lumora LearningCreated byLumora Learning
ScienceGrade 8

Learning Objectives

  • Understand and interpret scale relationships among solar system objects using quantitative data.
  • Compare diameters, distances, and orbital periods of planets, dwarf planets, and moons.
  • Use astronomical units and relative scaling to analyze spatial and temporal patterns.
$2.00
Grade 8 Science | Flotation Stability Worksheet (PDF ) - Ontario Standard

Grade 8 Science | Flotation Stability Worksheet (PDF ) - Ontario Standard

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 8

Learning Objectives

  • Understand how the positions of the center of gravity and center of buoyancy affect the stability of floating bodies.
  • Explain how hull shape and loading influence righting moments and capsizing thresholds.
  • Apply quantitative methods to calculate stability margins and buoyancy shifts during loading changes.
$2.00
Grade 11 Science – Oxidative Phosphorylation – Ontario Standards

Grade 11 Science – Oxidative Phosphorylation – Ontario Standards

Prism Point LearningCreated byPrism Point Learning
ScienceGrade 11

Learning Objectives

  • Describe the components and sequence of the electron transport chain complexes involved in oxidative phosphorylation.
  • Explain the mechanism of proton-motive force generation and ATP synthesis via chemiosmotic coupling.
  • Identify the roles of electron donors and acceptors, including the function of oxygen as the terminal acceptor.
$2.00
Grade 6 Science – Electric Current Worksheet for Mastering Fundamentals

Grade 6 Science – Electric Current Worksheet for Mastering Fundamentals

The Resource HubCreated byThe Resource Hub
ScienceGrade 6

Learning Objectives

  • Explain how electric current is an organized movement of charges through a conductor.
  • Differentiate between conventional current direction and electron flow.
  • Describe potential difference as the driving force behind current.
$2.00
Grade 8 Science | Energy Relationships Worksheet & Answer Key (NGSS Aligned)

Grade 8 Science | Energy Relationships Worksheet & Answer Key (NGSS Aligned)

Lumora LearningCreated byLumora Learning
ScienceGrade 8

Learning Objectives

  • Understand the quantitative relationships between kinetic and potential energy and how they depend on mass, speed, and position.
  • Interpret graphical displays relating kinetic energy to mass and the square of speed.
  • Analyze energy interchange in systems such as pendulums and roller-coaster models.
$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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