Grade 9 Worksheets

Learning Objectives

• Explain the concept of motion in a plane using vectors
• Decompose displacement and acceleration into perpendicular components
• Describe projectile trajectories and predict their behavior+ Show more

Learning Objectives

• Understand the process of chemical reactions.
• Identify reactants and products in chemical equations.
• Learn how bonds break and form during reactions.+ Show more

Learning Objectives

• Define what carbon records are and their importance in climate science
• Identify sources and proxies used to measure past atmospheric carbon
• Understand how natural and human activities impact carbon levels in the atmosphere+ Show more

Learning Objectives

• Explain the process of electron transport in mitochondria and chloroplasts.
• Identify key components involved in electron transfer and ATP synthesis.
• Distinguish between mitochondrial and chloroplast electron transport pathways.

Learning Objectives

• Distinguish producers, consumers, and decomposers and explain their roles in energy transfer and nutrient cycling
• Interpret food chains and food webs to describe how energy flows through trophic levels
• Explain trophic efficiency and trophic cascades and how they affect biomass distribution and ecosystem productivity

Learning Objectives

• Understand the concepts of impulse and momentum
• Relate force, time, and change in momentum
• Recognize the importance of impulse in safety and motion+ Show more

Learning Objectives

• Identify the main steps involved in cellular respiration
• Describe the processes of glycolysis, the citric acid cycle, and electron transport chain
• Differentiate between aerobic and anaerobic respiration+ Show more

Learning Objectives

• Assess how chemical properties (volatility, reactivity, solubility) influence real-world risks and benefits.
• Explain how persistence and routes of exposure affect measurable environmental and health impacts.
• Evaluate trade-offs between utility and consequences using evidence-based reasoning and regulatory concepts.+ Show more

Learning Objectives

• Identify different surface process types and their effects on landscapes.
• Understand chemical and physical weathering mechanisms.
• Describe the roles of mass wasting and sediment transport in shaping landforms.+ Show more

Learning Objectives

• Explain how matter (such as carbon, nitrogen, and phosphorus) cycles through ecosystems among organisms and the physical environment.
• Distinguish the roles of respiration, decomposition, and nutrient uptake in matter cycling.
• Analyze how decomposers and detritivores help maintain ecosystem function.

Learning Objectives

• Interpret microscopy images using scale bars and understand how resolution limits affect what can be seen
• Use staining and contrast patterns to infer the likely location of cellular structures
• Distinguish biological signals from artifacts when comparing images across time or treatments+ Show more

Learning Objectives

• Identify the claim and counterclaim in an argumentative text
• Evaluate how well reasons and evidence support a position using relevance, specificity, and clarity
• Recognize how concluding statements summarize reasoning and manage the reader’s response

Learning Objectives

• Explain how the nervous and endocrine systems work together to maintain homeostasis.
• Compare the roles of neural signaling and hormonal signaling in short-term and long-term responses.
• Describe how feedback loops can adjust signaling to keep internal conditions stable.

Learning Objectives

• Select evidence (quotes and paraphrases) that directly supports a specific claim
• Integrate evidence smoothly by avoiding vague references and using clear introductions
• Explain how and why evidence proves a thesis through analysis and commentary

Learning Objectives

• Understand the hierarchy of biological organization from molecules to organisms.
• Identify key characteristics and functions at each level of organization.
• Explain how emergent properties develop at higher levels from lower levels.+ Show more

Learning Objectives

• Explain how net force (vector sum of forces) relates to acceleration and changes in motion
• Determine whether motion stays constant or speeds up/slows down based on balanced vs. unbalanced forces
• Use force directions and vector ideas to predict the direction of acceleration+ Show more

Learning Objectives

• Construct a scientific argument using a claim-evidence-reasoning (CER) structure with clear logical links.
• Evaluate scientific arguments by checking coherence, relevance, and how well evidence supports claims.
• Use quantitative evidence, model comparisons, and uncertainty/limitations to judge argument strength.+ Show more

Learning Objectives

• Identify major cell organelles and their functions
• Explain how cell structures contribute to cellular activities
• Recognize the importance of membranes, organelles, and cytoskeleton in cell health

Learning Objectives

• Explain how gravity provides the inward (centripetal) force that keeps planets and moons in curved orbits
• Describe how orbital paths are repeatable and how orbital period relates to time-based patterns in the sky
• Use qualitative reasoning to connect an object’s distance from a massive body to its orbital motion

Learning Objectives

• Understand the formation and movement of magma within Earth's crust.
• Identify different eruptive styles and their controlling factors.
• Analyze volcanic gas emissions and their impact on climate and environment.+ Show more

Learning Objectives

• Differentiate between models, explanations, and theories in science
• Explain how theories are supported by evidence and can change with new data
• Use scientific reasoning to connect observations to mechanisms through explanations

Learning Objectives

• Explain how waves transfer energy (and sometimes information) without transporting matter overall
• Relate frequency, wavelength, and amplitude to observable wave behavior and the energy a wave carries
• Use wave-property relationships to predict how changes in a wave affect its motion and signaling capability

Learning Objectives

• Understand the process of DNA replication and its semi-conservative nature.
• Identify key enzymes involved in DNA replication such as helicase, primase, and DNA polymerase.
• Explain the roles of leading and lagging strand synthesis and the significance of Okazaki fragments.+ Show more

Learning Objectives

• Understand the different types of motion graphs: position–time and velocity–time graphs
• Interpret the slope of position–time graphs as velocity
• Interpret the slope of velocity–time graphs as acceleration+ Show more

Learning Objectives

• Understand how different organ systems communicate through feedback mechanisms
• Identify examples of feedback loops in physiological processes
• Explain the role of redundancy and cross-regulation among body systems+ Show more

Learning Objectives

• Explain the conservation of mass principle in closed chemical systems using atomic reasoning
• Use mass measurements and particle conservation ideas to interpret chemical reactions (including gas and combustion scenarios)
• Apply conservation of mass to simple material-balance situations relevant to real-world resource processing

Learning Objectives

• Trace the historical roots of April Fools' Day across different civilizations.
• Understand the cultural significance and social functions of pranks and humor.
• Reflect on the ethics and respect involved in playful interactions.+ Show more

Learning Objectives

• Identify key structural differences between prokaryotic and eukaryotic cells
• Describe the functions of various cell components
• Understand how cell structure relates to biological roles and evolution

Learning Objectives

• Explain how major organelles in eukaryotic cells are structured for specific functions.
• Connect membrane folding and compartmentalization to rates of metabolism and efficient exchange.
• Describe how the nucleus, endoplasmic reticulum, Golgi apparatus, mitochondria, ribosomes, and cytoskeleton work together.

Learning Objectives

• Explain how computational models use assumptions, variables, and parameters to predict system behavior.
• Use algebraic performance objective functions to compare design scenarios and justify parameter choices.
• Describe and interpret results from sensitivity analysis to understand how outputs change with inputs.

Learning Objectives

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

Learning Objectives

• Identify the basic parts of a cell.
• Describe the functions of different cell organelles.
• Understand how cell structure relates to its function.

Learning Objectives

• Explain how epithelial tissue structure supports protection and selective exchange
• Describe how connective tissue extracellular matrix and blood support transport and strength
• Connect muscle and nervous tissue microscopic organization to their physiological roles

Learning Objectives

• Understand how iteration uses test evidence to refine solutions.
• Explain the connection between the design cycle and iterative improvements.
• Identify examples of modifications made during iterative testing to improve performance.+ Show more

Learning Objectives

• Explain the importance of defining problems in engineering design
• Identify key criteria and constraints for designing solutions
• Understand how scientific principles guide design choices+ Show more

Learning Objectives

• Evaluate how transitions between energy systems affect greenhouse gas emissions using life-cycle and scenario thinking.
• Compare reliability, affordability, and emissions-reduction trade-offs when integrating renewables and storage.
• Explain how grid capacity and air-quality considerations change with shifting electricity mixes.

Learning Objectives

• Explain how evidence chains link observations, quantitative analysis, and models to explanatory claims.
• Evaluate whether evidence is sufficient and consistent using multiple representations (graphs, summaries, diagrams).
• Identify how to handle competing explanations by comparing the full chain of inference.

Learning Objectives

• Explain how environmental chemical changes can be interpreted using observable evidence and particle/atomic ideas.
• Apply the idea of mass conservation and clear system boundaries to environmental chemical problems.
• Relate chemistry concepts to Alberta-relevant contexts such as acid deposition, tailings chemistry, and nutrient cycling.

Learning Objectives

• Identify practical self-care strategies that support emotional resilience.
• Explain how sleep, mindfulness, and healthy habits can reduce stress.
• Compare different self-care traditions and choose a personalized routine.

Learning Objectives

• Explain how occurrence, frequency, and consequences are used to assess natural hazard risk.
• Interpret hazard information using concepts such as exposure, vulnerability, and cascading system effects.
• Connect historical records and return periods to probabilistic hazard reasoning.+ Show more

Learning Objectives

• Explain how India’s independence connects to religious harmony and respect for diverse communities.
• Analyze how national and religious observances can promote empathy, tolerance, and civic pride.
• Use evidence from a text to describe the role of unity in diversity in social cohesion.

Learning Objectives

• Explain how greenhouse gases affect the flow of energy in Earth’s atmosphere by absorbing and re-emitting infrared radiation.
• Describe how energy balance depends on absorption, re-emission, and the altitude where radiation escapes to space.
• Use evidence from the greenhouse effect to predict how changing greenhouse gas concentrations can change global temperature trends.

Learning Objectives

• Explain how dominant and recessive alleles affect observable traits
• Distinguish genotype from phenotype using Mendelian inheritance examples
• Use simple Punnett square logic to predict trait segregation and probabilities

Learning Objectives

• Explain how the Moon and Sun create tidal forces on Earth’s oceans.
• Describe the difference between spring tides and neap tides.
• Predict how local geography and ocean basin features can change tidal range and currents.

Learning Objectives

• Differentiate divergent, convergent, and transform plate boundaries by describing key processes and landforms.
• Relate boundary types to patterns of earthquakes, volcanism, and crustal deformation.
• Use diagrams or descriptions of plate motion to predict likely geologic features over time.

Learning Objectives

• Explain how insulin and glucagon respond to changes in blood glucose using negative feedback
• Identify the roles of beta cells, alpha cells, target tissues, set points, and effectors in glucose regulation
• Describe how glycogenolysis and gluconeogenesis help restore blood glucose when it drops

Learning Objectives

• Understand how the sun's energy heats the Earth's atmosphere unevenly
• Identify how temperature differences create wind and weather patterns
• Describe the role of the hydrosphere in weather formation+ Show more

Learning Objectives

• Explain how friction and drag act as opposing forces that reduce or change motion
• Use the idea of relative motion to predict how friction and drag affect acceleration
• Connect surface condition and normal force to friction, and speed to drag