Grade 9 Worksheets

Learning Objectives

• Explain how privacy settings control who can view, contact, and access personal information on digital platforms.
• Describe how app permissions and consent affect how data is collected, stored, and shared.
• Make informed decisions about what information to keep private and how to manage permissions.

Learning Objectives

• Understand different types of molecular arrangements in solids
• Identify properties associated with ionic, covalent, and molecular lattices
• Relate particle organization to material properties like melting point, conductivity, and hardness+ Show more

Learning Objectives

• Identify a controlling idea and explain how reasons support a claim
• Select evidence that directly connects to a stated reason
• Use transitions and paragraph structure to improve coherence+ Show more

Learning Objectives

• Understand the concept of inertia and objects that follow or resist change in motion.
• Identify examples of Newton's First Law in everyday life.
• Describe how objects tend to stay at rest or in uniform motion unless acted upon by an external force.

Learning Objectives

• Understand how the arrangement of particles affects the properties of different types of solids.
• Identify the differences between ionic lattices, covalent networks, and molecular solids based on their structure and properties.
• Analyze how electrical forces influence melting point, conductivity, hardness, and solubility in various materials.+ Show more

Learning Objectives

• Understand different sampling methods and their applications
• Calculate biases and interpret data from various samples
• Analyze the impact of sampling variability on data analysis+ Show more

Learning Objectives

• Compare and analyze different energy and mineral resource options, considering their environmental, economic, and social impacts.
• Evaluate trade-offs involved in resource extraction, management, and sustainability within regional and long-term contexts.
• Understand the life-cycle considerations and environmental trade-offs of fossil fuels and renewable energy sources.

Learning Objectives

• Explain how energy changes form in real systems while conserving total energy
• Describe efficiency and why some energy becomes less useful as thermal energy during conversions
• Identify examples of energy conversion systems such as generators, motors, batteries, and electrical devices

Learning Objectives

• Explain how topic sentences, supporting details, explanations, and concluding sentences work together to create paragraph unity.
• Revise a paragraph so all sentences support one focused idea connected to the thesis.
• Identify signals of paragraph unity (and lack of unity) when reading complex academic writing.

Learning Objectives

• Analyze the societal uses and benefits of common chemicals in household and industrial applications.
• Assess the potential risks and environmental impacts associated with chemical exposure and disposal.
• Investigate strategies for safe handling, regulation, and alternatives to hazardous chemicals.+ Show more

Learning Objectives

• Use correct subject-verb agreement in common sentence structures
• Maintain consistent and appropriate verb tense and mood
• Ensure pronouns clearly refer to the nouns they replace+ Show more

Learning Objectives

• Describe the key surface processes that influence landform development.
• Explain how climate, relief, and lithology affect surface process rates and patterns.
• Analyze the relationship between surface processes and geomorphic change over various time scales.+ Show more

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.+ 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

• Identify an author’s purpose (inform, persuade, analyze, or entertain) by examining details and emphasis in a text
• Explain how evidence, reasoning, and tone help readers interpret why information or events are included
• Analyze how audience considerations influence word choice, structure, and the balance of logic and emotion

Learning Objectives

• Understand key ethical issues related to genetic technology, including privacy, consent, and cultural perspectives.
• Analyze societal trade-offs involved in the development and application of genetic science.
• Evaluate the responsibilities of stakeholders and the role of policy in guiding ethical practices.+ Show more

Learning Objectives

• Explain how redshift and Hubble’s law connect to the expansion of the universe and its age over time.
• Describe how cosmic microwave background (CMB) measurements and anisotropies provide benchmarks for early-universe conditions.
• Connect primordial abundances of hydrogen, helium, and lithium to Big Bang nucleosynthesis and early cosmic timescales.

Learning Objectives

• Explain how social justice relates to equality, education access, and human dignity.
• Analyze short narratives inspired by Nelson Mandela’s advocacy to identify causes and impacts of injustice.
• Apply inclusive strategies that communities and students can use to promote fairness.

Learning Objectives

• Identify an author’s purpose (to inform, to persuade, to entertain, or a combination) in informational and literary nonfiction texts.
• Analyze how point of view and persuasive language affect tone, structure, and the selection of details.
• Use evidence from a text to explain why the author chose specific information and how it shapes interpretation.

Learning Objectives

• Understand the concepts of heat transfer and work in physical and chemical changes.
• Identify pathways of energy transfer during different processes.
• Explain how energy flows between a system and its surroundings through heat and work.+ Show more

Learning Objectives

• Identify observable evidence that indicates a chemical reaction has formed new substances.
• Explain how reaction evidence connects to atomic rearrangement and bonding changes.
• Distinguish chemical changes from physical changes using evidence such as gas, precipitate, color/temperature/odor changes.

Learning Objectives

• Explain how chemical reactions involve changes in potential energy and kinetic energy when bonds break and form
• Distinguish endothermic and exothermic processes using enthalpy change (ΔH) and energy diagrams
• Use bond strength ideas and example reactions (such as methane combustion) to justify whether energy is released or absorbed+ Show more

Learning Objectives

• Explain how carbon moves among the atmosphere, biosphere, oceans, and geosphere using major fluxes.
• Describe how processes such as photosynthesis, respiration, dissolution, sedimentation, and fossil fuel formation connect different carbon reservoirs.
• Use residence time and flux ideas to interpret how anthropogenic CO2 emissions perturb the natural carbon budget.

Learning Objectives

• Explain how impulse links force and time to the change in momentum, using the relationship J = FΔt
• Determine the direction of momentum change by analyzing whether the net impulse acts in the same or opposite direction as motion
• Apply impulse concepts to predict how changing stopping time affects peak force in real safety scenarios

Learning Objectives

• Define chemical properties as tendencies of matter to undergo specific chemical changes.
• Identify evidence of chemical change using observations such as gas production, precipitate formation, and permanent color change.
• Explain how examples like iron rusting and methane combustion show formation of new substances and energy exchange.

Learning Objectives

• Identify major eukaryotic organelles and describe their functions.
• Connect organelle structure and composition to their cellular roles.
• Understand how organelles collaborate within different tissue types.

Learning Objectives

• Explain how roads, railways, and waterways form transportation networks that connect regions
• Analyze how geography affects where transportation infrastructure is built and how it grows
• Evaluate how transportation networks influence regional economies and accessibility+ Show more

Learning Objectives

• Explain how tobacco products affect public health and individual well-being.
• Analyze how peer pressure and social expectations can influence decisions about smoking or vaping.
• Identify practical strategies to resist tobacco use and support healthy choices.

Learning Objectives

• Explain how range, interquartile range (IQR), variance, and coefficient of variation (CV) measure variability and what each metric reveals.
• Use variability metrics to compare datasets, interpret overlapping distributions, and evaluate confidence in estimates.
• Connect quantified variability to sampling design, heterogeneity across groups, and expectations from theoretical models.

Learning Objectives

• Use symptom descriptions, circuit topology, and measurements to infer likely electrical fault types (open, short, degraded components).
• Explain how voltage and current readings relate to fault conditions and circuit paths.
• Select and justify the most probable failure mode based on diagnostic evidence.

Learning Objectives

• Revise sentences to reduce confusion by making relationships between ideas explicit
• Check pronoun references so they point to the correct nouns
• Strengthen paragraph clarity by aligning topic statements with supporting details+ Show more

Learning Objectives

• Explain how impulse relates net force to a change in momentum
• Use the idea that impulse depends on both force and time duration to interpret safety design
• Describe how the direction of impulse determines the direction of momentum change

Learning Objectives

• Explain the components of an atom, including protons, neutrons, and electrons.
• Describe electron configurations and energy levels.
• Understand how the periodic table organizes elements based on valence electrons and properties.+ Show more

Learning Objectives

• Understand the differences between fossil fuel extraction and renewable energy sources.
• Analyze the causes and consequences of energy system changes on society and environment.
• Evaluate the significance of energy transition for national security and local economies.+ Show more

Learning Objectives

• Explain how natural selection acts on heritable traits over generations.
• Describe the role of selective pressure and fitness in changing populations.
• Identify an adaptive trade-off and give an example of camouflage or resilience.

Learning Objectives

• Describe how spreadsheets organize information using rows, columns, and cells.
• Use filters to find and sort relevant data in a spreadsheet.
• Create and interpret a simple spreadsheet layout for class or survey data.

Learning Objectives

• Understand how potential and kinetic energy change during chemical reactions.
• Differentiate between endothermic and exothermic processes.
• Interpret energy diagrams and relate them to molecular interactions.+ Show more

Learning Objectives

• Understand the concepts of slope and y-intercept in linear equations.
• Calculate the slope and y-intercept given a graph or equation.
• Apply the slope-intercept form to model real-world situations.+ Show more

Learning Objectives

• Assess how device ratings and load demands affect safe and effective electrical system choices.
• Identify appropriate protective measures (fuses, circuit breakers, grounding, and GFCI) for common electrical applications.
• Evaluate energy efficiency and environmental impact when selecting an electrical application for a given setting.

Learning Objectives

• Identify different perspectives in informational and narrative texts (narrator stance, speaker voice, and source perspective).
• Recognize signals of perspective such as modal verbs, loaded language, selective details, and framing devices.
• Explain how perspective can shape meaning, emphasis, and credibility, including when viewpoints conflict.

Learning Objectives

• Identify the key parts of an oral message: introduction, body, and conclusion
• Use signposting language to show how ideas connect in a speech
• Explain how structure improves audience comprehension+ Show more

Learning Objectives

• Understand the flow of energy across trophic levels in ecosystems.
• Distinguish between biomass distribution and energy transfer in food webs.
• Identify the concepts of ecological efficiency and trophic pyramids.+ Show more

Learning Objectives

• Identify how counterclaims strengthen an argument through fair and accurate representation of opposing views
• Explain whether a counterclaim is incomplete, misapplied, or limited by specific conditions using evidence and reasoning
• Use contrast language (e.g., however, although) to connect counterarguments back to a central claim

Learning Objectives

• Identify main claims in spoken discussions.
• Track supporting details presented during conversations.
• Practice attentive listening and note-taking skills.+ Show more

Learning Objectives

• Understand the basic properties of solids
• Describe how solids maintain shape and volume
• Identify examples of solids in the environment

Learning Objectives

• Explain how organelles coordinate transport of genetic information and proteins within a cell.
• Describe how mitochondria, lysosomes, and peroxisomes work together to support energy use and homeostasis.
• Use cause-and-effect reasoning to predict outcomes when specific organelle functions are disrupted.

Learning Objectives

• Identify citations and references within texts
• Understand the importance of proper source acknowledgment
• Differentiate between original writing and sourced material+ Show more

Learning Objectives

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