Grade 9 Science Worksheets
6,485 worksheets
Grade 9 Science – Variation Mechanisms Worksheet(PDF + Answer Key)
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$3.00
Grade 9 Science – Molecules & Lattices Worksheet(PDF + Answer Key)
Learning Objectives
- Understand the structure of ionic lattices and how they differ from covalent networks and molecular solids.
- Identify the physical properties that reflect the arrangement of particles in different solid structures.
- Explain how electrical forces among particles influence melting points, electrical conductivity, hardness, and solubility.
$3.00
Grade 9 Science – Trophic Dynamics Daily Worksheet(PDF + Answer Key)
Learning Objectives
- Identify different trophic levels within food webs.
- Understand energy transfer and loss across trophic levels.
- Analyze the structure and functioning of ecological pyramids.
$3.00
Grade 9 Science – Phylogenetic Trees Daily Worksheet(PDF + Answer Key)
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$3.00
Grade 9 Science – Understanding Energy Changes Worksheet(PDF + Answer Key)
Learning Objectives
- Define endothermic and exothermic reactions based on energy flow.
- Describe how bond breaking and formation influence energy changes.
- Interpret energy diagrams to connect molecular interactions with observable phenomena.
$3.00
Grade 9 Science – Newtonian Motion Worksheet(PDF + Answer Key)
Learning Objectives
- Understand the basic forces involved in motion, such as gravity and applied force.
- Describe how forces affect the movement of objects using free-body diagrams.
- Analyze the relationship between net force and acceleration based on Newton's laws.
$3.00
Grade 9 Science – Earth's Interior Worksheet(PDF + Answer Key)
Learning Objectives
- Identify and describe the different layers of Earth's interior.
- Explain how seismic waves reveal information about Earth's internal structure.
- Understand the transfer of heat within Earth's layers and how it influences planetary processes.
$3.00
Grade 9 Science – Land Sustainability and Soil Conservation (PDF + Answer Key)
Learning Objectives
- Understand different methods of soil conservation
- Identify the impact of soil conservation on land health
- Recognize human activities affecting land and water interactions
$3.00
Grade 9 Science – Population Regulation in Ecology Worksheet(PDF + Answer Key)
Learning Objectives
- Understand the basic concepts of population growth and regulation
- Identify factors that influence population size
- Analyze how populations are controlled in ecosystems
Free
Graphing Motion Worksheet | Grade 9 Science Activities
Learning Objectives
- Interpret displacement–time, velocity–time, and acceleration–time graphs by using slope and area.
- Explain how changes in slope on a motion graph relate to changing acceleration.
- Choose correct axis labels and scales to compare different motion profiles accurately.
$5.00
Grade 9 Science | Integrated Case Worksheet | Alberta Standard
Learning Objectives
- Understand reproductive strategies and their impact on diversity.
- Trace inheritance mechanisms through chromosomes and Mendelian patterns.
- Examine the consequences of selection on adaptation in regional contexts.
$3.00
Planetary Origins Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how a rotating protoplanetary disk can lead to the formation of planets with different compositions.
- Interpret evidence from meteorite composition and isotopic radiometric dating to support a timeline for solar system formation.
- Connect angular momentum and volatile gradients to patterns in rocky inner planets versus gas giant outer planets.
$4.00
Grade 9 Science – Apparent Motion Worksheet (Ontario) (PDF)
Learning Objectives
- Explain the causes of apparent diurnal and annual motion of celestial objects as viewed from Earth.
- Describe how Earth's rotation and revolution create observable patterns in the sky over nights and seasons.
- Relate celestial coordinate concepts such as rising, setting, altitude, and azimuth to observational sky patterns.
$3.00
Orbital Motion Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how gravity produces orbital motion and describe the role of Kepler’s laws.
- Use relationships between orbital period, semi-major axis, and escape velocity to reason about orbits.
- Connect conservation of angular momentum to changes in speed and distance during orbital motion.
$4.00
Grade 9 Science – Understanding Orbital Motion Worksheet(PDF + Answer Key)
Learning Objectives
- Explain the basic concepts of gravity and how it influences orbital motion.
- Describe Kepler's laws of planetary motion.
- Understand the relationship between orbital period and semi-major axis.
$3.00
Grade 9 Science – Reaction Rates Daily Worksheet(PDF + Answer Key)
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$3.00
Integrated Physiology Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how molecular and cellular mechanisms can produce organ-level dysfunction using integrated physiology accounts.
- Construct evidence-based links between genetic variation, biochemical/histological findings, and organ function metrics.
- Interpret multi-level examples (e.g., cystic fibrosis, heart failure, metabolic syndrome) to describe emergent physiological properties.
$4.00
Particle Model Worksheet for Grade 9 Science | Alberta Standards
Learning Objectives
- Explain the particle model of matter and how particles behave in solids, liquids, and gases.
- Describe real-world examples of particle behavior, such as diffusion and pressure.
- Connect observable phenomena to particle arrangements and motion.
$2.00
Grade 9 Science – Ethical Considerations Worksheet (Alberta Standards) PDF
Learning Objectives
- Explain ethical concerns related to genetic technologies, including privacy, consent, and potential harms
- Evaluate how policy and public dialogue can guide responsible use of genetic science
- Compare stakeholder responsibilities and ethical frameworks when benefits and risks affect different communities
$5.00
Cell Architecture Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how nucleic acid sequences can encode amino acid sequences and lead to specific protein structures.
- Describe how protein structure relates to cellular architecture and function in ribosomes, endoplasmic reticulum, and mitochondria.
- Use evidence to connect macromolecular structure to mechanical and catalytic roles in specialized cells.
$4.00
Grade 9 Science – Collision Safety in Engineering Worksheet(PDF + Answer Key)
Learning Objectives
- Understand the concept of impulse and its role in collision safety.
- Analyze force-time graphs to evaluate impact forces.
- Describe engineering strategies like crumple zones and airbags to reduce injury during collisions.
$3.00
Comparative Evaluation Worksheet | NGSS Grade 9 Science Assessment PDF
Learning Objectives
- Use quantitative and qualitative criteria to compare competing engineering design solutions.
- Evaluate trade-offs among efficiency, durability, cost, and safety using a structured decision framework.
- Incorporate life-cycle cost, manufacturability, and environmental impact into a comparative matrix.
$4.00
Grade 9 Science – Electromagnetic Spectrum Worksheet(PDF + Answers)
Learning Objectives
- Identify parts of the electromagnetic spectrum and understand their relative frequencies.
- Explain how photon energy relates to wave frequency.
- Understand phenomena such as atomic emission and absorption lines.
$3.00
Grade 9 Science – Cosmic Timescales Daily Worksheet(PDF + Answer Key)
Learning Objectives
- Understand the concept of cosmic expansion and how it is measured.
- Interpret observational evidence such as redshift and cosmic microwave background.
- Learn how astronomers determine the age of the universe using various measurements.
$3.00
Grade 9 Science – Organelle Function Daily Reading Worksheet + Answer Key
Learning Objectives
- Identify the structure and function of mitochondria
- Explain how mitochondria produce energy in cells
- Understand the significance of mitochondrial structure in energy synthesis
$3.00
Signal Encoding Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Understand how source signals are mapped onto carrier waves using amplitude, frequency, and phase modulation.
- Compare different encoding schemes such as pulse-code modulation and amplitude modulation in terms of bandwidth, fidelity, and noise susceptibility.
- Evaluate practical examples like fiber-optic pulse trains and radio modulation formats for channel capacity and signal integrity.
$5.00
Grade 9 Science – Atomic Structure Fundamentals Worksheet(PDF + Answer Key)
Learning Objectives
- Identify protons, neutrons, and electrons in atoms
- Describe the structure of an atom
- Understand electron configurations and energy levels
$3.00
Newtonian Motion Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain Newton’s three laws and relate net force, mass, and acceleration for objects moving under a constant mass assumption.
- Use vector reasoning and free-body diagrams to determine net force from multiple forces and their components.
- Solve quantitative problems by predicting acceleration and motion when forces act in different directions.
$4.00
Grade 9 Science – Patterns of Mendelian Inheritance Worksheet(PDF + Answer Key)
Learning Objectives
- Identify dominant and recessive traits in Punnett squares
- Understand Mendel's laws of segregation and independent assortment
- Analyze genetic crosses to predict genotype and phenotype ratios
$3.00
Reaction Quantities Worksheet for Grade 9 Science Alberta Standards
Learning Objectives
- Understand the concept of proportional relationships among reactants and products in chemical equations.
- Interpret coefficients in balanced equations to relate amounts of substances.
- Calculate mass relationships and conserved quantities in chemical reactions.
$2.00
Field Dynamics Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how electric and magnetic fields are represented using field lines and how superposition affects net fields.
- Predict the direction of electric force and magnetic force on moving charges using vector relationships and field-line reasoning.
- Determine how charged particles curve in uniform magnetic fields and how this leads to measurable deflections in devices.
$4.00
Science Worksheet for Grade 9 | Rock Transformations Assessment NGSS
Learning Objectives
- Explain the rock cycle by tracing how igneous, sedimentary, and metamorphic rocks transform through melting, crystallization, erosion, compaction, and metamorphism.
- Describe how pressure and temperature conditions affect metamorphism and mineral formation.
- Use clues from radiometric ages and process rates to infer the likely sequence of events in rock histories.
$4.00
Force Laws Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Understand the inverse-square relationship in gravitational and electrostatic forces.
- Use quantitative formulas to calculate force magnitudes and directions.
- Apply force concepts to planetary attraction, charged particles, and scaled systems.
$5.00
Grade 9 Science – Energy Systems Daily Worksheet(PDF + Answer Key)
Learning Objectives
- Understand different types of renewable energy sources
- Learn about the role of energy transition in reducing greenhouse emissions
- Explore the concepts of energy storage, grid capacity, and carbon sequestration
$3.00
Prototyping Methods Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Compare prototyping methods by selecting appropriate fidelity levels for a design problem.
- Explain how materials and manufacturing choices affect prototype performance and limitations.
- Interpret test data to refine a prototype iteratively and document results for future design cycles.
$4.00
Hydrologic Change Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how runoff, discharge, and sediment load influence erosion, transport, and deposition over time
- Interpret hydrologic data (discharge records and sediment measurements) to make evidence-based claims about channel or shoreline change
- Describe how different time scales (storms vs. long-term evolution) affect landscape form
$4.00
Land Sustainability Worksheet | NGSS Grade 9 Science Assessment
Learning Objectives
- Explain how land-use choices affect infiltration, runoff, groundwater recharge, and water quality.
- Identify soil conservation and irrigation practices that reduce erosion, salinization, and nutrient loss.
- Analyze watershed-scale impacts using sustainability indicators and trade-offs among food, biodiversity, and ecosystem health.
$4.00
9th Grade Science | Electromagnetic Radiation Worksheet (PDF + Answer Key)
Learning Objectives
- Understand the spectrum of electromagnetic radiation and its relationship with photon energy.
- Explain how different types of electromagnetic waves interact with matter, including phenomena like atomic emission and absorption.
- Apply Planck’s relation to compare energies and wavelengths across the electromagnetic spectrum.
$5.00
Grade 9 Science | Heat Quantification Worksheet (NGSS-Aligned, PDF)
Learning Objectives
- Understand the concepts of heat transfer via conduction, convection, and radiation.
- Apply mathematical formulas involving specific heat capacity, mass, and temperature change to calculate thermal energy transfer.
- Identify sign conventions and their significance in heat flow and energy changes within closed systems.
$3.00
Grade 9 Science | Resource Impacts Worksheet (AP Standard) – Science 1 (PDF)
Learning Objectives
- Interpret resource trends using indicators such as extraction rates, groundwater levels, and land-use changes.
- Evaluate the consequences of resource depletion, including subsidence and soil erosion.
- Assess sustainability implications through dataset comparisons and ratio-based measures.
$3.00
Grade 9 Science | One-Dimensional Motion Worksheet (AP Standards) PDF
Learning Objectives
- Understand the relationships among displacement, velocity, and acceleration in straight-line motion.
- Interpret position–time and velocity–time graphs.
- Apply constant-acceleration equations to solve motion problems.
$3.00
Grade 9 Science – Variability Metrics Worksheet (Answer Key) – AP Standards
Learning Objectives
- Understand measures of dispersion such as variance, interquartile range, range, and coefficient of variation.
- Interpret how each variability measure informs confidence in estimates and decision-making.
- Relate variability to sampling design, heterogeneity across groups, and model expectations.
$3.00
Grade 9 Science | Two-Dimensional Motion Worksheet (AP Standards) PDF
Learning Objectives
- Understand how motion in a plane can be described using vector components.
- Analyze projectile trajectories and predict range, maximum height, and time of flight.
- Translate between component equations and combined two-dimensional motion.
$3.00
Grade 9 Science | Balancing Equations Worksheet (PDF) – Standard BC
Learning Objectives
- Understand the importance of balancing chemical equations to reflect conservation of atoms.
- Learn how to identify and use coefficients to balance equations correctly.
- Recognize the significance of proper symbolic representation including state indicators and stoichiometry.
$3.00
Grade 9 Science – Measurement Fundamentals Worksheet (Answer Key) | AP Standards
Learning Objectives
- Understand the principles of metric measurement and instrument resolution.
- Recognize the importance of calibration in achieving reliable data.
- Connect raw measurements to tables and graphs for data analysis.
$3.00
Grade 9 Science | Seafloor Spreading Worksheet (Answer Key) – BC Standards
Learning Objectives
- Understand the process of seafloor spreading at mid-ocean ridges.
- Identify evidence supporting the theory of plate tectonics, including magnetic striping and age progression.
- Explain how oceanic crust is created and recycled in earth's lithosphere.
$3.00
Grade 9 Science – Decision Modeling in Sustainability(Answer Key) | NGSS-Aligned
Learning Objectives
- Understand how decision models incorporate economic, environmental, and social variables.
- Analyze trade-offs involved in mitigation and adaptation strategies for climate resilience.
- Evaluate policy instruments and their impacts across multiple scales using scenario analysis.
$3.00
Grade 9 Science | Membrane Transport Worksheet (Ontario Standard) (PDF)
Learning Objectives
- Describe mechanisms of molecular movement across cellular membranes such as diffusion, osmosis, and active transport.
- Explain the role of electrochemical gradients and membrane potential in facilitating transport.
- Differentiate between paracellular and transcellular pathways in epithelial layers.
$3.00
About Grade 9 Science Worksheets
Find Science worksheets built for Grade 9. All 6,485 cover core skills, practice, and review, each an instant PDF download.
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