Grade 9 Science Worksheets

Learning Objectives

• Explain how matter cycles among reservoirs in Earth systems using geologic and biological processes.
• Describe how water moves through evaporation, condensation, and precipitation while linking the atmosphere, surface, and groundwater.
• Analyze how carbon and nutrients move through interactions among air, oceans, organisms, and rocks.+ Show more

Learning Objectives

• Understand how water moves through evaporation, condensation, and precipitation
• Describe the processes linking the atmosphere, surface, and groundwater
• Recognize the importance of the water cycle in Earth's systems+ Show more

Learning Objectives

• Describe how water, carbon, and nutrients cycle through Earth's systems.
• Explain the processes of evaporation, condensation, and precipitation in water cycling.
• Identify the interactions among atmosphere, oceans, organisms, and rocks in nutrient cycles.+ Show more

Learning Objectives

• Explain how differences in air temperature create differences in air pressure that drive wind and atmospheric circulation.
• Describe how humidity and temperature determine whether water vapor condenses or evaporates to form clouds and precipitation.
• Compare radiation, conduction, and convection as mechanisms of heat transfer that influence weather at local and regional scales.+ Show more

Learning Objectives

• Explain how temperature differences create pressure gradients that drive wind and atmospheric circulation.
• Describe how water vapor changes phase to form clouds and produce precipitation.
• Compare energy transfer by radiation, conduction, and convection in shaping weather.+ Show more

Learning Objectives

• Explain how matter cycles through Earth’s reservoirs using geologic and biological processes.
• Describe how water, carbon, and nutrients move through the atmosphere, hydrosphere, biosphere, and geosphere.
• Use evidence-based reasoning and simple models to predict how changes in cycles can affect surface conditions and climate.

Learning Objectives

• Understand the concept of energy conservation within closed and open systems.
• Identify system boundaries and how energy bookkeeping applies to real-world examples.
• Analyze energy flow diagrams and model calculations for various processes.+ Show more

Learning Objectives

• Understand the relationships among displacement, velocity, and acceleration in straight-line motion.
• Interpret position–time and velocity–time graphs to analyze motion.
• Apply constant-acceleration equations to solve kinematic problems.+ Show more

Learning Objectives

• Describe the processes involved in energy transfer within the atmosphere and ocean.
• Interpret how differential heating influences circulation patterns and weather.
• Identify various energy fluxes using diagrams and tables, and relate them to climate indicators.

Learning Objectives

• Understand the concept of energy conservation within closed and open systems.
• Identify different forms of energy transfer and their representations.
• Apply mathematical models to analyze energy flow in electrical and chemical systems.+ Show more

Learning Objectives

• Compare sketch, CAD mockup, additive manufacturing, and scaled physical model approaches by fidelity and purpose.
• Describe how testing protocols and performance metrics guide iterative prototype refinement.
• Explain why documenting limitations helps teams improve future design cycles.

Learning Objectives

• Understand the principles of energy conservation within different systems.
• Identify energy transfer mechanisms and system boundaries.
• Apply mathematical representations and diagrams to analyze energy flow.+ Show more

Learning Objectives

• Understand the core relationships among displacement, velocity, and acceleration along a straight line.
• Interpret position–time and velocity–time graphs to analyze motion.
• Apply constant-acceleration equations to solve kinematic problems.+ Show more

Learning Objectives

• Explain how air temperature, air pressure, moisture, and wind interact to produce weather changes.
• Describe how heat transfer (radiation, conduction, and convection) drives atmospheric motion.
• Connect condensation/evaporation to cloud formation and precipitation.+ Show more

Learning Objectives

• Explain conservation of energy using system boundaries and energy transfers for closed and open systems.
• Use energy accounting (reservoirs and transfers) to reason about changes in total energy.
• Interpret energy flow ideas and apply them to electrical and chemical process examples.+ Show more

Learning Objectives

• Understand the concept of energy conservation in closed and open systems.
• Recognize how energy transfer is represented using diagrams and mathematical models.
• Analyze energy reservoirs and verify constancy of energy in isolated systems.+ Show more

Learning Objectives

• Understand the principles of energy conservation in closed and open systems.
• Analyze energy flow diagrams and quantify energy transfer and storage.
• Explain the concept of system boundaries and their importance in energy bookkeeping.+ Show more

Learning Objectives

• Identify different prototyping methods suitable for various stages of product development.
• Evaluate the advantages and limitations of sketching, CAD mockups, rapid prototyping, and scaled physical models.
• Apply measurement techniques to assess prototype performance and interpret test data.+ Show more

Learning Objectives

• Explain how matter cycles through Earth systems using reservoirs and processes such as evaporation, condensation, and precipitation
• Describe how carbon and nutrients move among the atmosphere, oceans, organisms, and rocks over time
• Use evidence and simple models to predict how changes in material cycles can affect surface conditions and climate

Learning Objectives

• Explain energy conservation using isolated, closed, and open system boundaries
• Identify energy reservoirs in mechanical and electrical systems
• Trace energy transfers using energy flow diagrams+ Show more

Learning Objectives

• Explain energy conservation using the idea of system boundaries for open and closed systems.
• Use an energy bookkeeping approach (reservoirs and transfers) to track energy changes quantitatively.
• Interpret and construct simple energy flow diagrams for mechanical and electrical (or chemical) processes.

Learning Objectives

• Understand the basic concept of energy conservation
• Identify system boundaries in energy systems
• Explain the importance of energy bookkeeping+ Show more

Learning Objectives

• Identify different prototyping methods used in scientific applications.
• Understand the purposes and appropriate selection of prototyping fidelity levels.
• Recognize materials suitable for various prototype types.+ Show more

Learning Objectives

• Understand the concept of energy conservation in closed and open systems.
• Identify and interpret energy flow diagrams and mathematical representations of energy transfers.
• Explain how energy reservoirs and system boundaries relate to total energy constancy.+ Show more

Learning Objectives

• Understand different prototyping methods and their appropriate applications.
• Identify materials and tools used in various prototyping approaches.
• Evaluate testing protocols and performance metrics for prototypes.+ Show more

Learning Objectives

• Explain the principles of energy conservation in closed and open systems.
• Identify system boundaries and perform energy bookkeeping calculations.
• Use energy flow diagrams to analyze energy transfer within systems.+ Show more

Learning Objectives

• Interpret position–time and velocity–time graphs to determine displacement and acceleration for one-dimensional motion
• Use constant-acceleration relationships to predict position and velocity from initial conditions
• Connect slopes and areas on kinematic graphs to physical quantities

Learning Objectives

• Recognize how air pressure influences weather patterns.
• Explain the relationship between temperature, humidity, and cloud formation.
• Identify key processes involved in atmospheric circulation and weather events.

Learning Objectives

• Understand the concept of energy conservation in different systems.
• Identify sources and flows of energy in closed and open systems.
• Interpret energy flow diagrams and model calculations related to energy transfers.+ Show more

Learning Objectives

• Explain how major cell organelles support metabolic pathways and cellular maintenance
• Connect internal membrane structures (cristae, thylakoid stacks, folded membranes) to the organelles’ key functions
• Interpret how compartmentation helps reactions happen efficiently by optimizing reaction rates and coordinating anabolic and catabolic processes

Learning Objectives

• Identify the major organelles in eukaryotic cells and their specific functions.
• Explain how organelle structures relate to their roles in cellular metabolism and maintenance.
• Compare differences between organelle internal membranes such as cristae, thylakoids, and folded membranes.+ Show more

Learning Objectives

• Explain how radiative balance, conduction, convection, and latent heat move energy through the atmosphere and oceans
• Interpret global energy budget ideas and flux comparisons to link differential heating with circulation patterns
• Connect energy partitioning to observable climate indicators such as surface temperature and sea surface temperature anomalies+ Show more

Learning Objectives

• Describe the main processes involved in energy transfer within the atmosphere and oceans.
• Interpret diagrams and tables illustrating the global energy budget and fluxes.
• Explain how differential heating influences atmospheric circulation and climate patterns.+ Show more

Learning Objectives

• Explain how energy transfers such as radiation, conduction, and convection move heat through the atmosphere and oceans.
• Interpret global energy budget ideas to predict how differential heating drives circulation and weather variability.
• Connect energy partitioning to observable climate indicators like surface temperature patterns and sea surface temperature anomalies.

Learning Objectives

• Explain the biochemical pathways involved in cellular respiration and photosynthesis.
• Describe the role of ATP in energy transfer within cells.
• Analyze how organelles like mitochondria and chloroplasts contribute to metabolism.+ Show more

Learning Objectives

• Identify the major organelles involved in cellular processes and their specific functions.
• Explain how the structure of organelles relates to their roles in metabolism and cellular maintenance.
• Compare different organelles and understand how compartmentation enhances reaction efficiency and pathway integration.

Learning Objectives

• Explain how constraints affect engineering designs and limit achievable performance.
• Identify common types of constraints (materials, cost, power, regulations, and environmental conditions) in a real system.
• Use constraint-informed reasoning to propose feasible design choices for a given engineering problem.

Learning Objectives

• Define and interpret displacement along a straight line.
• Differentiate between displacement, distance, and position.
• Analyze position-time graphs to determine displacement.+ Show more

Learning Objectives

• Understand how Earth's radiative balance influences climate.
• Identify different energy transfer processes such as conduction, convection, and radiation.
• Analyze how differential heating drives atmospheric circulation and weather variability.+ Show more

Learning Objectives

• Describe the main processes involved in atmospheric and oceanic energy transfer.
• Interpret global energy budget diagrams and flux tables to understand climate variability.
• Relate energy partitioning to observable climate indicators such as surface temperature and sea surface temperature anomalies.+ Show more

Learning Objectives

• Identify the mitochondria and explain their role in energy production.
• Understand the internal structure of mitochondria, including cristae and matrix.
• Describe how mitochondria are involved in the cellular process of ATP synthesis.

Learning Objectives

• Compare prototype types by purpose and fidelity
• Select suitable prototype materials and testing protocols
• Interpret prototype test data for design refinement+ Show more

Learning Objectives

• Compare prototyping methods by fidelity level and purpose.
• Select appropriate materials and testing protocols for a tangible engineering prototype.
• Use test data to guide iterative refinement and document prototype limitations.

Learning Objectives

• Describe the different energy transfer processes that influence atmospheric and oceanic dynamics.
• Interpret global energy budget diagrams and flux tables to understand climate variability.
• Relate energy partitioning to observable climate indicators such as surface temperature distributions and sea surface temperature anomalies.+ Show more

Learning Objectives

• Explain the main processes involved in energy transfer in Earth's atmosphere and oceans.
• Identify the different types of energy transfer such as radiation, conduction, convection, and latent heat.
• Interpret diagrams showing Earth's energy budget and flux tables related to climate variability.+ Show more

Learning Objectives

• Understand how solar radiation heats Earth's surface and atmosphere
• Identify key energy transfer processes such as radiative balance, conduction, latent heat, and convection
• Interpret energy flux diagrams and their influence on weather and climate patterns+ Show more

Learning Objectives

• Understand different prototyping methods and their appropriate applications.
• Identify materials and techniques used in various prototyping approaches.
• Analyze test data to iteratively improve prototypes.+ Show more

Learning Objectives

• Interpret position-time graphs to analyze motion along a straight line.
• Understand the basic concepts of displacement, velocity, and acceleration.
• Connect algebraic equations with graphical representations of motion.+ Show more