Grade 9 Science Worksheets
6,485 worksheets
Grade 9 Science – Feedback Mechanisms & Human Physiology | Reading Worksheet
Learning Objectives
- Understand the concepts of negative and positive feedback in physiological processes.
- Identify examples of feedback mechanisms such as thermoregulation, blood glucose control, and osmoregulation.
- Describe how set points, sensors, and effectors interact in feedback loops.
$4.00
Grade 9 Science – Chemical Bonding & Properties | Daily Reading Worksheet
Learning Objectives
- Understand the basic concepts of ionic, covalent, and metallic bonding.
- Identify different bond types and their characteristics.
- Describe how atomic electron configurations relate to bonding and material properties.
$4.00
9th Grade Science | Work Calculations Worksheet (PDF + Answer Key)
Learning Objectives
- Understand the concept of work as the dot product of force and displacement, considering the angle between them.
- Calculate work done in various contexts including pulling at an angle, lifting against gravity, and spring work.
- Differentiate methods for calculating work with constant and variable forces, including the area under force–distance curves.
Free
Newton First Law Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Understand the statement of Newton's first law in terms of inertia.
- Explain the relationship between net external force and motion changes.
- Distinguish between objects at rest and in constant velocity.
$2.00
Work and Energy Worksheet for Grade 9 Science | Ontario Standards
Learning Objectives
- Define and explain the concept of mechanical work as the scalar product of force and displacement.
- Distinguish between kinetic and potential energy and their units.
- Understand energy transfer mechanisms such as lifting against gravity and accelerating objects.
$2.00
Grade 9 Mechanical Energy Worksheet | NGSS Science Activity & Notes
Learning Objectives
- Understand the concepts of kinetic and potential energy
- Learn how energy transforms and conserves in mechanical systems
- Identify examples of energy transfer such as in pendulums and roller coasters
$5.00
Population Regulation in Ecosystems Worksheet | Grade 9 NGSS Ecology
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$5.00
Grade 9 Cosmic Timescales Worksheet | NGSS Space Science Timeline Activity
Learning Objectives
- Understand the concept of the Big Bang as the origin of the universe.
- Explore evidence supporting the expansion of the universe.
- Learn about the cosmic microwave background and its significance.
$5.00
Grade 9 Atomic Structure Worksheet | NGSS Chemistry Science Activity
Learning Objectives
- Identify and describe the basic components of an atom: protons, neutrons, and electrons.
- Understand electron configurations and energy levels.
- Explain how the periodic table groups elements by valence electrons.
$5.00
Grade 9 Understanding Orbital Motion Worksheet | NGSS Space Science Activity
Learning Objectives
- Explain the basic principles of orbital motion
- Describe how gravity influences planetary and satellite trajectories
- Interpret Kepler's laws and Newton's law of universal gravitation
$5.00
Mendelian Patterns of Inheritance Worksheet | Grade 9 NGSS Genetics
Learning Objectives
- Understand the principles of dominant and recessive alleles.
- Describe how traits are inherited according to Mendel's laws.
- Use Punnett squares to predict genetic outcomes.
$5.00
Grade 9 Chemical Bonding Worksheet | NGSS Chemistry Science Activity
Learning Objectives
- Understand the concept of ionic bonding and electron transfer
- Identify properties of ionic compounds
- Differentiate between ionic and covalent bonds
$5.00
Grade 9 Energy Changes in Chemical Reactions Worksheet | NGSS Science
Learning Objectives
- Define endothermic and exothermic reactions.
- Describe how energy is transferred during bond breaking and forming.
- Interpret energy diagrams related to chemical reactions.
$5.00
Grade 9 Science Planetary Origins Worksheet | NGSS Space Science Activity
Learning Objectives
- Understand the formation of the solar system from a protoplanetary disk.
- Identify evidence supporting planetary formation theories.
- Describe the differences between inner rocky planets and outer gas giants.
$5.00
Grade 9 Molecules & Lattices in Materials Worksheet | NGSS Science Activity
Learning Objectives
- Understand the structure of ionic lattices and how ions are arranged
- Learn how electrical forces influence lattice strength and properties
- Differentiate between ionic, covalent, and molecular solids based on their structure and properties
$5.00
Energy Conservation in Science Worksheet | Grade 9 NGSS Activity
Learning Objectives
- Understand the concept of energy conservation and energy bookkeeping
- Identify different forms of energy within a system
- Explain system boundaries and energy transfer mechanisms
$5.00
Grade 9 Reaction Design in Chemistry Worksheet | NGSS Science Activity
Learning Objectives
- Understand the factors affecting chemical reaction rates and equilibrium.
- Identify how temperature, pressure, concentration, and catalysts influence reaction outcomes.
- Apply principles of kinetics and equilibrium to real-world chemical processes.
$5.00
Grade 9 Stellar Evolution Worksheet | NGSS Space Science Activity & Notes
Learning Objectives
- Understand the different stages of star formation and evolution.
- Identify key features of the Hertzsprung-Russell diagram.
- Describe the processes leading to different stellar end states such as white dwarfs, neutron stars, and black holes.
$5.00
Power Analysis in Science Worksheet | NGSS Grade 9 Scientific Inquiry
Learning Objectives
- Differentiate between power and energy and understand their units.
- Identify how power ratings affect household energy consumption.
- Calculate energy demand over time using power ratings.
$5.00
Grade 9 Reaction Rates Worksheet | NGSS Science Activity & Student Notes
Learning Objectives
- Understand the factors that influence the speed of chemical reactions.
- Identify how temperature, concentration, and catalysts affect reaction rates.
- Describe the concepts of rate laws, reaction order, and activation energy.
$5.00
Grade 9 Reaction Stoichiometry Worksheet | NGSS Chemistry Science Activity
Learning Objectives
- Understand the concept of reaction stoichiometry and its basis in conservation of mass.
- Learn to interpret and balance chemical equations correctly.
- Apply mole conversions between mass, moles, and particle counts.
$5.00
Grade 9 Decision Modeling in Science NGSS Scientific Practices Worksheet
Learning Objectives
- Understand the role of systems and decision models in environmental science.
- Explore how scenario analysis, cost-benefit, and lifecycle assessments inform mitigation strategies.
- Analyze trade-offs among greenhouse gas reduction, health, and economic development.
$5.00
Grade 9 Cell Architecture and Function Worksheet | NGSS Biology Science
Learning Objectives
- Identify basic cell organelles such as nucleus, mitochondria, endoplasmic reticulum, and ribosomes.
- Understand the functions of different cell components and how they work together.
- Recognize how nucleic acid sequences influence protein structures and cellular functions.
$5.00
Grade 9 Cellular Metabolism and Energy Flow Worksheet | NGSS Science
Learning Objectives
- Understand the basic processes of cellular respiration, including glycolysis, the citric acid cycle, and electron transport chain.
- Identify the organelles involved in energy production, such as mitochondria and chloroplasts.
- Explain how ATP is generated and used as energy currency in cells.
$5.00
Grade 9 Energy Systems NGSS Science Worksheet | Energy Transfer & Forms
Learning Objectives
- Identify different types of energy sources.
- Understand the transition from fossil fuels to renewable energy.
- Explain concepts of decarbonization and greenhouse gas accounting.
$5.00
Evolutionary Evidence Fossil Record Worksheet | NGSS Grade 9 Science
Learning Objectives
- Understand the importance of fossils in tracing evolutionary history.
- Identify key examples of transitional fossils such as Tiktaalik.
- Analyze how comparative anatomy supports the theory of evolution.
$5.00
Grade 9 Feedback Mechanisms in Physiology Worksheet | NGSS Science Activity
Learning Objectives
- Understand the concept of negative and positive feedback in physiological processes.
- Identify examples of feedback mechanisms involved in thermoregulation, blood glucose control, and osmoregulation.
- Explain the roles of sensors, effectors, and set points in maintaining internal stability.
$5.00
Grade 9 Integrated Physiology Cellular Function Worksheet | NGSS Science
Learning Objectives
- Understand the basic functions of cells in the human body.
- Identify how molecular and cellular interactions contribute to organ system functions.
- Analyze clinical examples to connect molecular defects with physiological dysfunction.
$5.00
Grade 9 Hazard Assessment for Natural Disasters NGSS Science Worksheet
Learning Objectives
- Understand how earthquake risks are evaluated using historical and probabilistic methods.
- Identify key factors influencing earthquake hazard assessments, including occurrence, frequency, and impact.
- Analyze how hazard data and mapping inform community preparedness and mitigation strategies.
$5.00
Grade 9 Molecular Signaling Pathways Worksheet | NGSS Science Activity
Learning Objectives
- Identify basic mechanisms of molecular signaling
- Understand the role of receptor-ligand interactions
- Describe signal transduction cascades
$5.00
Producers & Consumers in Ecosystems Worksheet | Grade 9 NGSS Ecology
Learning Objectives
- Understand the process of photosynthesis and how it contributes to energy flow in ecosystems.
- Identify key factors affecting photosynthesis rates and biomass accumulation.
- Explain the importance of producers like plants and algae in cycling carbon and oxygen.
$5.00
Grade 9 Science Worksheet | NGSS Aligned Printable Activity + Answer Key
Learning Objectives
- Identify the basic structures of cells and tissues.
- Differentiate between various tissue types and their functions.
- Describe how tissues combine to form organs and organ systems.
$5.00
Grade 9 Human Influence on the Environment NGSS Science Worksheet
Learning Objectives
- Understand the significance of the Keeling Curve in tracking atmospheric CO2 levels.
- Analyze how human activities impact carbon dioxide concentrations.
- Evaluate evidence linking atmospheric CO2 changes to climate variability.
$5.00
Natural Selection Worksheet | Grade 9 NGSS Evolution and Biology Activity
Learning Objectives
- Understand the basic concept of natural selection
- Identify mechanisms that generate variation in populations
- Explain how heritable traits influence survival and reproduction
$5.00
Grade 9 Understanding Center Stability Worksheet | NGSS Science Activity
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$5.00
Grade 9 Collision Safety & Impulse Analysis Worksheet | NGSS Science Activity
Learning Objectives
- Understand the concept of impulse and its relation to force and time during collisions.
- Interpret force-time graphs to analyze impact forces and interaction durations.
- Evaluate different safety features (crumple zones, airbags, helmets) in reducing peak forces during collisions.
$5.00
Grade 9 Land Sustainability Soil Conservation & Erosion NGSS Worksheet
Learning Objectives
- Understand the causes and effects of soil erosion
- Identify methods of soil conservation
- Recognize human impacts on land degradation
$5.00
Grade 9 Field Dynamics Worksheet | NGSS Physical Science Forces Activity
Learning Objectives
- Understand the concept of electric field lines and how they represent force directions.
- Identify the use of field lines to determine field strength and direction.
- Analyze how magnetic fields influence moving charges and current-carrying conductors.
$5.00
Grade 9 Force Laws in Science Worksheet | NGSS Forces & Motion Activity
Learning Objectives
- Understand the concepts of gravitational and electrostatic forces
- Interpret and analyze inverse-square law relationships
- Calculate forces between celestial bodies and charged particles
$5.00
Grade 9 Resource Choices Worksheet | Energy & Mineral Options | NGSS Science
Learning Objectives
- Understand different energy sources and their environmental impacts
- Compare fossil fuels and renewable energy options
- Analyze trade-offs in resource extraction and sustainability
$5.00
Introduction to Phylogenetic Trees Worksheet | Grade 9 NGSS Biology
Learning Objectives
- Understand the basic concept of phylogenetic trees and their purpose in biology.
- Learn how to interpret branching diagrams showing evolutionary relationships.
- Identify shared derived characters used to construct phylogenetic trees.
$5.00
Grade 9 Understanding Momentum Conservation Worksheet | NGSS Physics Activity
Learning Objectives
- Define linear momentum and explain its significance in physics.
- Describe the principle of conservation of momentum in isolated systems.
- Distinguish between elastic and inelastic collisions using examples.
$5.00
Grade 9 Newtonian Motion Worksheet | NGSS Forces & Motion Science Activity
Learning Objectives
- Understand the basic concepts of Newton's first and second laws
- Analyze free-body diagrams and force components
- Relate net force to acceleration in constant mass systems
$5.00
Grade 9 Electromagnetic Radiation Worksheet | NGSS Science Waves Activity
Learning Objectives
- Identify different types of electromagnetic radiation and their positions in the spectrum.
- Describe the characteristics of electromagnetic waves, including frequency and wavelength.
- Explain how photons relate to electromagnetic wave energy and matter interactions.
$5.00
Grade 9 Earth's Energy Budget Worksheet | NGSS Climate Science Activity
Learning Objectives
- Explain how solar energy enters Earth's atmosphere
- Describe the processes by which Earth loses energy
- Identify the factors affecting Earth's surface temperatures
$5.00
Trophic Dynamics in Food Webs Worksheet | Grade 9 NGSS Ecology Activity
Learning Objectives
- Understand the flow of energy through trophic levels in an ecosystem
- Identify the structure and components of food webs
- Describe concepts of biomass distribution, production-to-biomass ratios, and ecological efficiency
$5.00
Grade 9 Earth Interior Worksheet | Earth's Layers NGSS Science Activity
Learning Objectives
- Understand key concepts related to Science
- Apply knowledge through practice questions
- Demonstrate comprehension of the material
$5.00
Grade 9 Signal Encoding in Science Worksheet | NGSS Communication Systems
Learning Objectives
- Understand the basic concepts of signal encoding and modulation.
- Identify different encoding schemes such as amplitude, frequency, and phase modulation.
- Compare modulation techniques like pulse-code modulation and analog amplitude modulation.
$5.00
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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