Science Worksheets

44,627 subject resources
Grade 11 Science | Mendelian Patterns Worksheet (Answer Key) – BC Standards

Grade 11 Science | Mendelian Patterns Worksheet (Answer Key) – BC Standards

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Explain how alleles segregate and assort to produce predictable ratios in simple genetic crosses.
  • Identify dominant and recessive relationships between alleles and their influence on trait expression.
  • Analyze pedigrees to trace inheritance patterns across generations.

Grade 11Science

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9th Grade Science | Rock Transformations Worksheet (PDF + Answer Key)

9th Grade Science | Rock Transformations Worksheet (PDF + Answer Key)

Copper Leaf ClassroomCreated byCopper Leaf Classroom

Learning Objectives

  • Understand the processes involved in the rock cycle, including melting, crystallization, erosion, and metamorphism.
  • Identify examples of rock transformations such as basalt formation, sandstone deposition, and regional metamorphism.
  • Explain how rates, pressure-temperature conditions, and radiometric ages influence the sequencing of rock cycle events.
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9th Grade Science | Earth Interior Worksheet (PDF + Answer Key)

9th Grade Science | Earth Interior Worksheet (PDF + Answer Key)

Copper Leaf ClassroomCreated byCopper Leaf Classroom

Learning Objectives

  • Describe the layered structure of Earth's interior as understood through seismic, gravity, and heat-flow evidence.
  • Explain how seismic wave behavior and mantle temperature gradients inform models of Earth's internal processes.
  • Identify the relationships between core composition, mantle convection, and planetary thermal evolution.
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Grade 11 Science | Ionic & Covalent Bonding - Daily Reading Comprehension

Grade 11 Science | Ionic & Covalent Bonding - Daily Reading Comprehension

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Understand key concepts related to Science
  • Apply knowledge through practice questions
  • Demonstrate comprehension of the material

Grade 11Science45 Pages

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11th Grade Science | Electromagnetic Waves Worksheet (Printable PDF + Answer Key)

11th Grade Science | Electromagnetic Waves Worksheet (Printable PDF + Answer Key)

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Explain the oscillating electric and magnetic fields in electromagnetic waves.
  • Describe the orthogonal structure of electric and magnetic fields in wave propagation.
  • Understand wave speed in vacuum and how energy is transmitted via the Poynting vector.
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12th Grade Science | The Hardy-Weinberg Principle Reading Worksheet & Answer Key

12th Grade Science | The Hardy-Weinberg Principle Reading Worksheet & Answer Key

JCreated byJ.S Sheets

Learning Objectives

  • Understand the foundational concepts of the Hardy-Weinberg principle and its assumptions.
  • Interpret allele and genotype frequency relationships using p^2, 2pq, and q^2 formulas.
  • Analyze population data to detect deviations indicating evolutionary forces such as selection or migration.

Grade 12Science

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8th Grade Science | Mendelian Patterns Worksheet (PDF+ Answer Key)

8th Grade Science | Mendelian Patterns Worksheet (PDF+ Answer Key)

Copper Leaf ClassroomCreated byCopper Leaf Classroom

Learning Objectives

  • Explain how allele combinations determine observable traits through Mendelian inheritance.
  • Predict phenotypic ratios using Punnett squares for dominant and recessive alleles.
  • Interpret pedigrees to identify patterns of inheritance.

Grade 8Science

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8th Grade Science | Mendelian Patterns Reading Worksheet

8th Grade Science | Mendelian Patterns Reading Worksheet

JCreated byJ.S Sheets

Learning Objectives

  • Understand how allele combinations determine observable traits in Mendelian inheritance
  • Identify dominant and recessive alleles
  • Use Punnett squares to predict offspring genotypes and phenotypes

Grade 8Science

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Grade 6 Science | Particle Models Worksheet | California Standard

Grade 6 Science | Particle Models Worksheet | California Standard

Lumora LearningCreated byLumora Learning

Learning Objectives

  • Explain how particle models represent matter using atoms and molecules
  • Use particle models to predict how substances change when reactions occur
  • Connect particle arrangements to observable properties and evidence of chemical change

Grade 6Science10 Pages

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Grade 11 Science | Reaction Types Reading Worksheets (PDF + Answer Key)

Grade 11 Science | Reaction Types Reading Worksheets (PDF + Answer Key)

JCreated byJ.S Sheets

Learning Objectives

  • Understand the different patterns of chemical reactions such as synthesis, decomposition, and redox transformations.
  • Identify characteristic features of each reaction type based on atom rearrangements and energy profiles.
  • Use reaction classification to predict products and conservation laws.

Grade 11Science

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Grade 9 Gene Expression Daily Reading Worksheet | TEKS Biology Science

Grade 9 Gene Expression Daily Reading Worksheet | TEKS Biology Science

BRIGHT PATH RESOURCESCreated byBRIGHT PATH RESOURCES

Learning Objectives

  • Identify the sequence of events in gene expression
  • Explain how transcription and translation convert genetic information into a polypeptide
  • Recognize the roles of mRNA, codons, and tRNA in building proteins
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Fossil Formation Worksheet | Science Practice for Grade 10 TEKS

Fossil Formation Worksheet | Science Practice for Grade 10 TEKS

JCreated byJ.S Sheets

Learning Objectives

  • Explain the main processes that lead to fossil formation, including mineralization and imprint preservation
  • Describe how fossil distribution and stratigraphic succession can be used for relative dating
  • Compare relative dating with radiometric dating of igneous layers to determine absolute ages

Grade 10Science10 Pages

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Grade 11 Science – Seismic Profiles Worksheet (PDF) | Earth Interior Concepts

Grade 11 Science – Seismic Profiles Worksheet (PDF) | Earth Interior Concepts

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Explain how seismic profiles reveal Earth's internal structure.
  • Identify differences between P-waves and S-waves in seismology.
  • Describe the significance of shadow zones in understanding Earth's core.

Grade 11Science

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10th Grade Science | Cell Organization Reading Worksheet (PDF + Answer Key)

10th Grade Science | Cell Organization Reading Worksheet (PDF + Answer Key)

JCreated byJ.S Sheets

Learning Objectives

  • Understand the structure and function of membrane-bound organelles in eukaryotic and prokaryotic cells
  • Compare cellular ultrastructures such as mitochondria, chloroplasts, endoplasmic reticulum, and nucleus
  • Explain how cellular compartmentalization relates to metabolic and genetic functions
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7th Grade Science | Earth Resources Reading Worksheet with Answer Key (PDF)

7th Grade Science | Earth Resources Reading Worksheet with Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Understand the distribution and types of natural resources on Earth, including freshwater, minerals, and groundwater.
  • Explain the processes involved in hydrologic systems such as aquifer recharge, soil formation, and mineral deposit formation.
  • Evaluate resource sustainability considering geological settings and processes.

Grade 7Science

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Grade 7 Science | Ecological Succession Patterns & Processes - Reading Practice

Grade 7 Science | Ecological Succession Patterns & Processes - Reading Practice

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Define ecological succession and distinguish between primary and secondary succession.
  • Identify the characteristic stages of succession.
  • Understand the factors that drive succession such as soil development, seed dispersal, competition, and facilitation.

Grade 7Science44 Pages

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Grade 8 Science | Understanding Thermal Changes Worksheet (NGSS PDF)

Grade 8 Science | Understanding Thermal Changes Worksheet (NGSS PDF)

Maple Path LearningCreated byMaple Path Learning

Learning Objectives

  • Understand the relationship between energy transfer and temperature change in different materials.
  • Explain the concept of specific heat capacity and how it affects thermal responses.
  • Apply calorimetric reasoning to quantify energy transfer and temperature change.
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Grade 7 Science Population Models Worksheet with Short Notes | PDF

Grade 7 Science Population Models Worksheet with Short Notes | PDF

Meadowlark WorksheetsCreated byMeadowlark Worksheets

Learning Objectives

  • Understand the differences between exponential and logistic population growth models.
  • Identify factors affecting population dynamics such as density-dependent and density-independent factors.
  • Interpret how models predict changes in populations over time in various ecosystems.
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7th Grade Science | Ecosystem Basics Reading Worksheet with Answer Key (PDF)

7th Grade Science | Ecosystem Basics Reading Worksheet with Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Understand the components and functions of ecosystems, including biotic and abiotic elements.
  • Identify trophic categories such as producers, consumers, and decomposers, and explain their roles in energy flow.
  • Recognize simple food chains in pond and forest environments and understand how matter cycles through these systems.
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11th Grade Science | Thermochemistry Reading Worksheet & Answer Key (PDF)

11th Grade Science | Thermochemistry Reading Worksheet & Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Explain energy changes during chemical reactions in terms of enthalpy.
  • Differentiate between endothermic and exothermic processes.
  • Calculate reaction enthalpy changes using bond energies and standard enthalpies of formation.

Grade 11Science

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Grade 10 Science – Rock Cycle Worksheet (Ontario) (PDF)

Grade 10 Science – Rock Cycle Worksheet (Ontario) (PDF)

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Explain the processes involved in the formation and transformation of rocks within the rock cycle.
  • Identify the physical and chemical drivers that influence rock transformation over geological timescales.
  • Describe how plate tectonics and surface processes influence the rock cycle.

Grade 10Science

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Grade 9 Science — Work and Machines Worksheet MCQ for Mastery

Grade 9 Science — Work and Machines Worksheet MCQ for Mastery

The Resource HubCreated byThe Resource Hub

Learning Objectives

  • Understand the concept of work as energy transfer by force and displacement.
  • Identify how simple machines change the magnitude or direction of applied forces.
  • Explain the relationships among force, distance, work, and mechanical advantage in practical contexts.
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Grade 9 Science | Cell Architecture Worksheet with Answer Key (PDF)

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

Lumora LearningCreated byLumora Learning

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.
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Grade 10 Science – Balancing Equations Reading Worksheet | Ontario Standards

Grade 10 Science – Balancing Equations Reading Worksheet | Ontario Standards

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Understand the concept of conservation of mass in chemical reactions
  • Recognize unbalanced chemical equations
  • Learn how to assign coefficients to balance equations correctly
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Grade 9 Science — Worksheet MCQ Paper for Mastering System Coordination

Grade 9 Science — Worksheet MCQ Paper for Mastering System Coordination

The Resource HubCreated byThe Resource Hub

Learning Objectives

  • Describe how feedback loops contribute to multi-system coordination in the body.
  • Explain the roles of neural, hormonal, and local signals in mediating organism responses.
  • Analyze how disruptions in one component of system coordination can cascade to affect overall homeostasis.
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Grade 9 Science — Worksheet MCQ Paper for Mastering Homeostasis

Grade 9 Science — Worksheet MCQ Paper for Mastering Homeostasis

The Resource HubCreated byThe Resource Hub

Learning Objectives

  • Define homeostasis and understand its significance in maintaining internal body conditions.
  • Identify the roles of sensors, integrating centers, and effectors in feedback mechanisms.
  • Describe how various body systems contribute to homeostasis, including respiratory, circulatory, endocrine, renal, and nervous systems.
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6th Grade Science | Measuring Electricity Reading Worksheet & Answer Key (PDF)

6th Grade Science | Measuring Electricity Reading Worksheet & Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Understand the key electrical quantities: current, voltage, and power.
  • Learn how to quantify energy transfer in electrical circuits.
  • Recognize how measurements reveal energy dissipation and efficiency.

Grade 6Science

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Organelle Roles Worksheet | Grade 9 Science Activities

Organelle Roles Worksheet | Grade 9 Science Activities

Prism Point LearningCreated byPrism Point Learning

Learning Objectives

  • Identify major eukaryotic organelles and describe their specific functions
  • Explain how organelle structure and molecular composition support cellular tasks
  • Connect organelle roles to how different tissues carry out specialized activities
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Membrane Structure Worksheet | Grade 9 Science Activities

Membrane Structure Worksheet | Grade 9 Science Activities

Prism Point LearningCreated byPrism Point Learning

Learning Objectives

  • Explain how the phospholipid bilayer creates a selective barrier using hydrophobic and hydrophilic regions.
  • Describe how integral and peripheral proteins support transport, signaling, and structure in membranes.
  • Connect membrane fluidity and selective permeability to cholesterol and the fluid mosaic model.
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Grade 9 Science – Regulatory Mechanisms Worksheet (Answer Key) | TEKS Aligned

Grade 9 Science – Regulatory Mechanisms Worksheet (Answer Key) | TEKS Aligned

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Explain how genes are regulated through promoter, enhancer, silencers, and transcription factors.
  • Describe epigenetic modifications such as DNA methylation and histone acetylation and their effects on gene expression.
  • Analyze how regulatory networks and feedback loops respond to developmental and environmental signals.
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Grade 9 Science – Genetic Data Analysis Worksheet (PDF) | TEKS-Aligned Practice

Grade 9 Science – Genetic Data Analysis Worksheet (PDF) | TEKS-Aligned Practice

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Interpret molecular and phenotypic data to infer inheritance patterns.
  • Compare observed genotype and phenotype frequencies with expected ratios.
  • Identify variants through PCR-based markers, single nucleotide variants, and sequencing reads.
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Grade 9 Science | DNA Replication Worksheet (Answer Key) – TEKS-Aligned

Grade 9 Science | DNA Replication Worksheet (Answer Key) – TEKS-Aligned

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Describe the semi-conservative nature of DNA replication.
  • Identify key enzymes involved in DNA replication and their functions.
  • Explain the differences between leading and lagging strand synthesis.
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Grade 9 Science | Complex Inheritance TEKS-Aligned Worksheet (PDF)

Grade 9 Science | Complex Inheritance TEKS-Aligned Worksheet (PDF)

Bright Mind ResourcesCreated byBright Mind Resources

Learning Objectives

  • Understand the concepts of polygenic traits, epistasis, and pleiotropy.
  • Identify how variable penetrance and expressivity influence phenotype expression.
  • Explain how linkage reduces independent assortment and the role of environmental factors.
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10th Grade Science | Variable Isolation Worksheet (PDF + Answer Key)

10th Grade Science | Variable Isolation Worksheet (PDF + Answer Key)

Copper Leaf ClassroomCreated byCopper Leaf Classroom

Learning Objectives

  • Understand the concept of variable isolation in experimental design.
  • Analyze the effects of multiple factors and interactions in complex experiments.
  • Evaluate design trade-offs such as complexity versus interpretability.

Grade 10Science

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Energy Transformations Worksheet | Grade 7 Science printable PDF NGSS

Energy Transformations Worksheet | Grade 7 Science printable PDF NGSS

Learning Objectives

  • Explain how light energy is converted into chemical energy during photosynthesis.
  • Describe how organisms harvest energy from food through cellular respiration.
  • Connect processes in chloroplasts and mitochondria related to energy flow in autotrophs and heterotrophs.
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Grade 8 Science | Energy Conservation Worksheet (Answer Key) – NGSS Aligned

Grade 8 Science | Energy Conservation Worksheet (Answer Key) – NGSS Aligned

Lumora LearningCreated byLumora Learning

Learning Objectives

  • Understand how changes in an object's kinetic energy relate to energy transfer in closed systems.
  • Identify examples of energy transfer through work and heat during physical processes.
  • Differentiate between elastic and inelastic collisions and their effects on energy conservation.
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Grade 9 Science | Relative Motion Worksheet | Alberta Standards

Grade 9 Science | Relative Motion Worksheet | Alberta Standards

Lumora LearningCreated byLumora Learning

Learning Objectives

  • Explain how observed speed and direction depend on the reference frame.
  • Describe scenarios illustrating vector addition of velocities in relative motion.
  • Analyze how frame choices impact calculations of displacement, speed, and acceleration.
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Biotech Applications Grade 12 Biology Worksheet Alberta Curriculum

Biotech Applications Grade 12 Biology Worksheet Alberta Curriculum

Evergreen Desk EducationCreated byEvergreen Desk Education

Learning Objectives

  • Explain how biotechnology supports agricultural innovation, diagnostic testing, and bioremediation in Alberta contexts.
  • Analyze how genetic improvement and molecular detection methods work and why they are chosen.
  • Evaluate ethical, regulatory, and socioeconomic considerations involved in responsible biotech deployment.

Grade 12Science17 Pages

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8th Grade Science | Earth Materials Worksheet & Answer Key for Classroom Use

8th Grade Science | Earth Materials Worksheet & Answer Key for Classroom Use

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Describe the processes involved in Earth's rock cycle and material transfer.
  • Explain how mantle convection and surface interactions influence Earth’s surface features.
  • Identify energy sources such as Earth's internal heat and gravity that drive geological processes.

Grade 8Science

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Grade 7 Science Worksheet on Variable Control | Ontario Standards Practice

Grade 7 Science Worksheet on Variable Control | Ontario Standards Practice

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Understand the roles of independent, dependent, and controlled variables in experiments.
  • Explain the importance of operational definitions and fair test design for valid causal conclusions.
  • Identify sources of confounding and how to minimize bias in sampling and experimentation.

Grade 7Science

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12th Grade Science | Newtonian Dynamics Reading Worksheet & Answer Key (PDF)

12th Grade Science | Newtonian Dynamics Reading Worksheet & Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Understand Newton's three laws of motion and their application in real-world scenarios.
  • Identify and interpret free-body diagrams for complex force systems.
  • Calculate net forces and predict the resulting acceleration of objects.
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Grade 10 Science | Ecosystem Roles Reading Worksheet & Answer Key (PDF)

Grade 10 Science | Ecosystem Roles Reading Worksheet & Answer Key (PDF)

JCreated byJ.S Sheets

Learning Objectives

  • Understand how microorganisms contribute to ecosystem processes such as decomposition and nutrient cycling.
  • Identify microbial interactions like nitrogen fixation and symbiosis that support primary production.
  • Explain how microbial community composition affects ecosystem services and resilience.
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Grade 10 Science | Cellular Respiration Reading Worksheet (PDF & Answer Key)

Grade 10 Science | Cellular Respiration Reading Worksheet (PDF & Answer Key)

JCreated byJ.S Sheets

Learning Objectives

  • Describe the sequence of pathways involved in cellular respiration.
  • Explain the role of mitochondria in energy production.
  • Differentiate between aerobic respiration and anaerobic fermentation in terms of efficiency and oxygen dependence.
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Grade 10 Science | Membrane Transport Reading Worksheets (PDF & Rubric)

Grade 10 Science | Membrane Transport Reading Worksheets (PDF & Rubric)

JCreated byJ.S Sheets

Learning Objectives

  • Describe the structure of the plasma membrane based on the fluid mosaic model.
  • Differentiate between types of transport proteins such as channels, carriers, and pumps.
  • Explain passive transport mechanisms including diffusion, facilitated diffusion, and osmosis.
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7th Grade Science | Active Transport Worksheet & Answer Key (Printable PDF)

7th Grade Science | Active Transport Worksheet & Answer Key (Printable PDF)

Coral Reef LearningCreated byCoral Reef Learning

Learning Objectives

  • Explain the concept of active transport and how it moves molecules against concentration gradients.
  • Describe the role of the sodium-potassium pump in maintaining cellular function.
  • Identify different types of vesicular transport and their purposes within cells.

Grade 7Science

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Grade 7 Science Worksheet | Active Transport & Cell Movement (BC Standards) (PDF)

Grade 7 Science Worksheet | Active Transport & Cell Movement (BC Standards) (PDF)

Evergreen Desk EducationCreated byEvergreen Desk Education

Learning Objectives

  • Explain how active transport moves substances against a concentration gradient using cellular energy and membrane proteins.
  • Describe the sodium-potassium pump and its role in maintaining electrochemical gradients for nerve and muscle function.
  • Compare active transport with passive diffusion and identify examples of vesicular transport (endocytosis and exocytosis).

Grade 7Science14 Pages

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Grade 9 Science – Integrated Physiology Worksheet (NGSS) PDF

Grade 9 Science – Integrated Physiology Worksheet (NGSS) PDF

Maple Path LearningCreated byMaple Path Learning

Learning Objectives

  • Explain how molecular, cellular, and organ-level interactions produce emergent physiological properties.
  • Analyze how genetic variations can lead to system dysfunction in conditions such as cystic fibrosis, heart failure, and metabolic syndrome.
  • Interpret data from biochemical assays, histology, and organ function metrics to assess organismal health and disease pathways.
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Grade 9 Science | Motion Graphs Reading Worksheet PDF

Grade 9 Science | Motion Graphs Reading Worksheet PDF

JCreated byJ.S Sheets

Learning Objectives

  • Interpret position–time and velocity–time graphs in the context of motion.
  • Understand how the slope of a position–time graph indicates velocity and how the slope of a velocity–time graph indicates acceleration.
  • Recognize that the area under a velocity–time graph corresponds to displacement.
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About Science Worksheets

Find Science worksheets spanning core skills, practice, and review. All 44,627 resources are instant PDF downloads for the classroom or home.

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.