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Free 9th Grade Science Worksheets

Download 158 free 9th Grade science worksheets. Printable PDFs for science practice — tracing, writing, problem-solving and more.

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ScienceObservationInquiryCells, macromolecules and energyHome PracticeDNA, protein synthesis and inheritanceEvolution, evidence and ecosystems

9th Grade Science Worksheets(158)

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Cell Structure

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Organelles

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Photosynthesis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Cellular Respiration

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — DNA Structure

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Punnett Squares

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Pedigree Analysis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Vocabulary Builder — Transport Across Membranes

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Reading Comprehension — Protein Synthesis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Reading Comprehension — Mendelian Inheritance

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Reading Comprehension — Punnett Squares

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Cell Structure

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Organelles

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Transport Across Membranes

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Photosynthesis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Cellular Respiration

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Mitosis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Meiosis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — DNA Structure

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Replication

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Protein Synthesis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Mendelian Inheritance

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Punnett Squares

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Observation Log — Pedigree Analysis

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Cell Structure — Review

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Organelles — Review

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Photosynthesis — Review

Science9th GradeAges 14–15

Grade 9 Biology — Cells & Genetics — Cellular Respiration — Review

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Atomic Structure

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Periodic Table

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Balancing Chemical Equations

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Types Of Reactions

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Safe Laboratory Practice

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Vocabulary Builder — Naming Compounds

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Reading Comprehension — Electron Configuration

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Reading Comprehension — Naming Compounds

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Reading Comprehension — Balancing Chemical Equations

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Reading Comprehension — Types Of Reactions

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Atomic Structure

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Isotopes

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Electron Configuration

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Periodic Table

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Periodic Trends

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Ionic

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Covalent Bonding

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Naming Compounds

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Writing Formulas

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Balancing Chemical Equations

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Types Of Reactions

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Observation Log — Safe Laboratory Practice

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Atomic Structure — Review

Science9th GradeAges 14–15

Grade 9 Chemistry — Atoms & the Periodic Table — Periodic Table — Review

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Reading Comprehension — Forces

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Observation Log — Waves

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Observation Log — Electricity

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Reading Comprehension — Atoms

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Diagram — Cells

Science9th GradeAges 14–15

Grade 9 Complete Science Curriculum — Observation Log — Genetics

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Algorithms

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Flowcharts

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Variables

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Data Types

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Debugging Strategies

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Reading Comprehension — Variables

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Reading Comprehension — Functions

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Algorithms

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Flowcharts

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Variables

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Data Types

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Input

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Output

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Conditionals

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Loops

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Lists

Science9th GradeAges 14–15

Grade 9 Computer Science — Introduction to Python — Observation Log — Strings

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Wave Properties

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Electromagnetic Spectrum

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Parallel Circuits

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Reading Comprehension — Wave Properties

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Reading Comprehension — Electromagnetic Spectrum

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Reading Comprehension — Sound

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Reading Comprehension — Resistance

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Reading Comprehension — Parallel Circuits

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Kinetic

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Potential Energy

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Conservation Of Energy

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Heat Transfer By Conduction

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Convection

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Radiation

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Wave Properties

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Electromagnetic Spectrum

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Sound

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Light Behaviour

Science9th GradeAges 14–15

Grade 9 Science — Energy, Waves & Electricity — Observation Log — Current

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Nutrition

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Reading Food Labels

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Components Of Fitness

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Personal Fitness Planning

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — First Aid Basics

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Goal Setting With Weekly Trackers

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Reading Comprehension — Mental Health

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Reading Comprehension — First Aid Basics

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Reading Comprehension — Goal Setting With Weekly Trackers

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Nutrition

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Energy Balance

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Components Of Fitness

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Personal Fitness Planning

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Sleep

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Stress Management

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Mental Health

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Help-seeking

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — First Aid Basics

Science9th GradeAges 14–15

Grade 9 Health, Wellness & Fitness — Observation Log — Digital Wellbeing

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Dependent Variables

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Controls

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Measurement

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Recording Data In Tables

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Graphing Results

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Writing A Full Lab Report

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Engineering Practices

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Reading Comprehension — Asking Testable Questions

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Reading Comprehension — Dependent Variables

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Asking Testable Questions

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Independent

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Dependent Variables

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Controls

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Fair Testing

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Measurement

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Significant Figures

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Recording Data In Tables

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Graphing Results

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Choosing The Right Graph

Science9th GradeAges 14–15

Grade 9 Lab Skills & the Scientific Method — Observation Log — Error

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Speed

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Free-body Diagrams

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Momentum

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Laboratory Investigations With Data Tables

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Reading Comprehension — Acceleration

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Reading Comprehension — Motion Graphs

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Reading Comprehension — Friction

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Reading Comprehension — Momentum

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Reading Comprehension — Mechanical Advantage

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Distance

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Displacement

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Speed

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Velocity

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Acceleration

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Motion Graphs

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Newton's Three Laws

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Friction

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Air Resistance

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Momentum

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Collisions

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Power

Science9th GradeAges 14–15

Grade 9 Physical Science — Motion & Forces — Observation Log — Mechanical Advantage

Science9th GradeAges 14–15

Cells, macromolecules and energy — Take-Home — 9th Grade

Science9th GradeAges 14–15

DNA, protein synthesis and inheritance — Take-Home — 9th Grade

Science9th GradeAges 14–15

Evolution, evidence and ecosystems — Take-Home — 9th Grade

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