Grade 9 Worksheets

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.+ Show more

Learning Objectives

• Explain the three laws of motion proposed by Sir Isaac Newton.
• Identify real-world examples that illustrate each of Newton's laws.
• Predict the motion of objects when forces act upon them based on Newton's principles.+ Show more

Learning Objectives

• Describe chemical properties as tendencies to undergo specific chemical changes.
• Identify evidence of chemical change, such as new substances, gas evolution, precipitate formation, and permanent colour change.
• Distinguish chemical changes from physical changes using reaction observations and product evidence.

Learning Objectives

• Identify different types of chemical reactions
• Understand the process of chemical transformation and energy exchange
• Recognize examples of reactions in daily life

Learning Objectives

• Explain how gases are exchanged at the alveolar–capillary interface.
• Identify factors that influence oxygen and carbon dioxide movement between alveoli and blood.
• Describe the mechanics of ventilation and the concept of dead space in breathing.+ Show more

Learning Objectives

• Explain how friction opposes relative motion and how it can convert kinetic energy into thermal energy
• Differentiate static friction and kinetic friction and describe how each affects motion
• Use the idea that friction depends on surface properties and normal force to predict net force and acceleration

Learning Objectives

• Understand the components of the water cycle and hydrologic fluxes.
• Quantify surface and subsurface water flows using water-budget frameworks.
• Relate precipitation, evapotranspiration, and human withdrawals to streamflow variability.+ Show more

Learning Objectives

• Identify key causes of migration including economic, environmental, and conflict-related factors.
• Analyze the effects of migration on urban and rural areas and societal composition.
• Trace the patterns and changes in migration waves over time.+ Show more

Learning Objectives

• Explain how to connect evidence to an interpretation using reasoning rather than repeating quotations.
• Identify patterns in text (tone, recurring language, shifts in meaning) and describe how they support a claim.
• Write short reasoning links that make the relationship between a detail and a broader theme or character motivation clear.+ Show more

Learning Objectives

• Define and explain the concept of work in physics and how it relates to force and displacement.
• Identify and distinguish between kinetic and potential energy.
• Calculate work done by constant forces in various scenarios.+ Show more

Learning Objectives

• Understand how gravity influences ocean tides
• Identify the roles of the Moon and Sun in tidal cycles
• Describe how gravitational differences cause tides+ Show more

Learning Objectives

• Explain how graphs and tables represent data and how axes, labels, and units affect interpretation.
• Identify qualitative trends and quantitative relationships in data displays, including spread and outliers.
• Use evidence from a representation tool to support cautious scientific conclusions.

Learning Objectives

• Explain how allosteric and covalent mechanisms regulate enzyme activity to control metabolic flux.
• Describe how compartment-specific regulation helps coordinate catabolism and anabolism.
• Use feedback inhibition and hormonal signaling to predict pathway responses to changing substrate levels.

Learning Objectives

• Explain how environmental chemical reactions can be analyzed using evidence, atomic/particulate explanations, and mass conservation.
• Apply system boundary ideas to track measurable mass flows in real environmental contexts (e.g., acid deposition, tailings chemistry, nutrient cycling).
• Use chemical and environmental vocabulary to describe how substances transform and where they go in an ecosystem.

Learning Objectives

• Understand the wave and photon descriptions of electromagnetic signals across the spectrum.
• Relate frequency to photon energy and interactions with matter.
• Identify characteristic phenomena such as atomic emission and absorption lines, and spectral attenuation.+ Show more

Learning Objectives

• Revise writing to remove ambiguity by clarifying vague references and pronouns.
• Strengthen coherence by ensuring each paragraph’s focus supports the central message.
• Improve clarity by tightening wordy phrasing and expanding incomplete explanations.

Learning Objectives

• Understand the concept of energy profiles and their role in chemical reactions.
• Identify the differences between exothermic and endothermic reactions based on energy changes.
• Interpret the significance of activation energy and transition states in reaction pathways.+ Show more

Learning Objectives

• Explain the concept of albedo feedback and how surface reflectivity influences climate.
• Identify the effects of melting ice and snow on regional warming.
• Analyze how vegetation shifts and cloud cover can affect climate feedbacks.+ Show more

Learning Objectives

• Draw and interpret free-body diagrams by identifying all forces acting on an isolated object
• Apply force-vector conventions (direction, labeled forces, points of application, and coordinate axes)
• Differentiate equilibrium from acceleration using net force and Newton’s second law+ Show more

Learning Objectives

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

Learning Objectives

• Understand the law of conservation of matter during chemical reactions
• Explain how atoms are rearranged during reactions without being created or destroyed
• Identify examples of conservation of atoms in chemical processes+ Show more

Learning Objectives

• Identify how additive, contrastive, causal, and sequential transitions signal relationships between ideas within and across paragraphs.
• Revise sentences and paragraph transitions to improve coherence and strengthen argument development.
• Evaluate whether a transition word or phrase accurately matches the relationship being described.

Learning Objectives

• Identify the four main tissue types and their functions.
• Describe tissue structure and how cell specialization influences organ properties.
• Explain how tissues work together at the organ level to perform specific functions.+ Show more

Learning Objectives

• Understand the purpose and types of scientific models.
• Differentiate between models, explanations, and theories.
• Recognize how scientific models are used to explain phenomena.

Learning Objectives

• Describe the structure and composition of Earth's lithosphere and asthenosphere.
• Explain the mechanisms driving tectonic plate movements, such as mantle convection, slab pull, and ridge push.
• Identify the different types of plate boundaries and the landforms and seismic activities associated with each.+ Show more

Learning Objectives

• Understand how inclined planes decompose gravitational forces into components parallel and perpendicular to the surface.
• Identify the effects of mechanical advantage on applied force and displacement when using inclined planes.
• Analyze the role of friction and slope angle in determining net acceleration and energy transfer during motion.+ Show more

Learning Objectives

• Use end punctuation (period, question mark, exclamation point) correctly in different sentence types.
• Apply comma rules for introductory phrases, nonessential information, and items in a series.
• Use apostrophes for contractions and possession, and use quotation marks for direct text.+ Show more

Learning Objectives

• Explain how physical geography influences land use patterns.
• Analyze how economic factors and government policies affect where people build and work.
• Evaluate how conservation goals and planning decisions shape regional development.

Learning Objectives

• Understand how molecular, cellular, and organ-level interactions contribute to physiological functions and health.
• Analyze clinical and natural exemplars such as cystic fibrosis, heart failure, and metabolic syndrome to understand system dysfunction.
• Construct explanatory accounts connecting genetic variation to cellular responses and organ system performance.+ Show more

Learning Objectives

• Evaluate the credibility and relevance of research sources by examining authorship, evidence, and purpose.
• Identify bias and determine how it affects the usefulness of a source for a specific claim.
• Integrate sources in evidence-based writing by synthesizing ideas and using citations to attribute borrowed information.

Learning Objectives

• Explain how passive diffusion, facilitated transport, and active transport move substances across membranes using gradients and energy sources
• Use concentration differences and permeability ideas to predict transport direction and relative rate in simple scenarios
• Describe how membrane composition and transport proteins influence osmotic balance and electrochemical gradients+ Show more

Learning Objectives

• Identify and describe the three main types of plate boundaries: divergent, convergent, and transform.
• Explain the surface features and geological processes associated with each boundary type.
• Analyze evidence such as seafloor age patterns, paleomagnetic stripes, and earthquake distributions to understand plate movements.+ Show more

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+ Show more

Learning Objectives

• Understand the fundamental scalar and vector measures of motion, including speed, velocity, and acceleration.
• Learn how to perform unit conversions and apply sign conventions in different regional contexts.
• Analyze real-world examples of kinematic measures such as highway speed limits, river currents, and skiing descents.+ Show more

Learning Objectives

• Describe how particle behavior differs in solids, liquids, and gases
• Identify evidence in a text that matches each state of matter to its particle model
• Explain phase changes using energy and particle motion

Learning Objectives

• Explain how an inclined plane changes gravity into components parallel and perpendicular to the surface.
• Predict how friction and slope angle affect acceleration down an incline.
• Relate mechanical advantage to the tradeoff between force and distance using work ideas.

Learning Objectives

• Understand the different states of matter: solid, liquid, and gas.
• Explain phase changes such as melting, vaporization, sublimation, and condensation.
• Describe how energy transfer affects particle motion during phase transitions.+ Show more

Learning Objectives

• Analyze the processes of coastal erosion, sediment transport, and shoreline response to natural forces.
• Evaluate the impact of sea-level change and human activities on coastal morphology and habitats.

Learning Objectives

• Explain how atoms are rearranged in chemical reactions while remaining conserved.
• Use particle-level reasoning to connect reactant quantities to possible product quantities.
• Describe how mass is conserved in a closed system during chemical reactions.

Learning Objectives

• Define clear, realistic health goals and explain why specificity and measurability matter.
• Apply a simple goal-setting plan (action steps, timelines, and monitoring) to improve physical activity or sleep habits.
• Use reflection to evaluate results and adjust strategies to support sustained healthy choices.

Learning Objectives

• Understand different types of chemical bonds: ionic, covalent, and metallic.
• Describe how bond energies, polarity, and lattice structures influence material properties.
• Interpret Lewis structures, electron sharing, and electron transfer models to explain molecular geometry.+ Show more

Learning Objectives

• Understand how inclined planes decompose gravitational force into components that affect motion.
• Explain the concept of mechanical advantage and its effects on applied force and distance traveled.
• Analyze the roles of friction and slope angle in determining net acceleration and energy transfer during motion.+ Show more

Learning Objectives

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

Learning Objectives

• Explain how net force and direction determine an object’s acceleration when forces do not balance
• Use force reasoning to predict how changes in net force affect both the magnitude and direction of motion
• Differentiate between balanced and unbalanced forces using examples and real-world scenarios

Learning Objectives

• Explain how protons determine the identity of an element and how electrons influence chemical behavior
• Differentiate atomic mass and isotopes by relating them to protons and neutrons
• Use the atom model (nucleus and electron energy regions) to predict basic properties and bonding patterns

Learning Objectives

• Calculate force changes using inverse-square distance relationships
• Compare force magnitudes across different separation distances
• Identify attractive and repulsive electrostatic force directions+ Show more

Learning Objectives

• Understand the conventions and components of free-body diagrams for isolated objects.
• Identify and represent the fundamental forces acting on objects, such as weight, normal force, tension, and friction.
• Apply free-body diagrams to analyze scenarios involving inclined planes and hanging masses.+ Show more

Learning Objectives

• Identify evidence (quotations, paraphrases, and concrete details) that directly supports a claim about theme or meaning.
• Explain how chosen evidence clarifies an interpretation by connecting the detail to the reasoning that follows.
• Evaluate evidence quality by checking specificity and alignment with the claim.