Grade 9 Worksheets

Learning Objectives

• Explain Newton’s first law using the relationship between net external force and changes in motion
• Distinguish between rest, constant velocity, and acceleration using balanced vs. unbalanced forces
• Use inertia and equilibrium to predict how objects behave on low-friction and everyday surfaces

Learning Objectives

• Identify the difference between a key claim and supporting details in an oral presentation.
• Use logical organization (order, evidence placement, and transitions) to help listeners follow reasoning.
• Evaluate whether conclusions follow the evidence presented, adjusting for clarity and brevity.

Learning Objectives

• Explain how cats’ relationships with humans evolved across different historical cultures
• Analyze how cultural beliefs about cats influenced care and treatment of animals
• Use historical evidence from a text to support claims about human-animal relationships

Learning Objectives

• Identify how transition words and phrases show relationships among ideas (sequence, contrast, cause-effect, comparison, and emphasis).
• Choose appropriate transitions to improve clarity and cohesion within paragraphs and between sections.
• Revise writing by strengthening transition placement to guide readers through complex ideas.

Learning Objectives

• Explain how human activities can reduce biodiversity through habitat conversion, pollution, extraction, invasive species, and greenhouse gas emissions.
• Describe how habitat fragmentation and changes in nutrient and chemical inputs can alter food webs and ecosystem processes.
• Connect biodiversity changes to ecosystem services such as pollination, water purification, and soil formation.+ Show more

Learning Objectives

• Understand how scientific evidence supports or challenges claims.
• Interpret data patterns to infer explanations.
• Evaluate alternative interpretations of evidence.+ Show more

Learning Objectives

• Understand the concepts of power and efficiency in energy transfer.
• Identify real-world examples of power and efficiency in engineering systems.
• Compare input power, useful work output, and energy losses to assess performance.+ Show more

Learning Objectives

• Understand how ice cores, tree rings, marine sediments, and speleothems serve as proxies for past climate conditions.
• Interpret isotopic ratios and growth increments in paleoclimate data.
• Relate proxy indicators to historical climate patterns and events.+ Show more

Learning Objectives

• Understand how series and parallel circuit elements combine to form complex networks.
• Learn methods for simplifying mixed circuits by identifying equivalent resistances.
• Trace current and voltage distribution in combined circuits to analyze load sharing.+ Show more

Learning Objectives

• Explain Mendelian inheritance using segregation and predictable dominant/recessive phenotypes
• Compare non-Mendelian inheritance patterns (incomplete dominance, codominance, multiple alleles, sex-linked, imprinting, mitochondrial)
• Describe how linkage and environmental interactions can change observed phenotypic ratios

Learning Objectives

• Define empirical evidence and understand its importance in scientific research.
• Identify observable and measurable data within scientific contexts.
• Recognize patterns in data that support scientific conclusions.+ Show more

Learning Objectives

• Explain how resources, infrastructure, and government policies contribute to regional development
• Analyze how geography creates constraints and opportunities for economic growth and settlement patterns
• Evaluate how regional development decisions can affect quality of life and inequality

Learning Objectives

• Explain how urbanization, deforestation, agriculture, and infrastructure alter watershed processes such as runoff, sediment transport, nutrient flux, and groundwater recharge.
• Describe how watershed changes can affect channel morphology, flood frequency, and aquatic ecosystem health.
• Use turbidity and discharge as indicators to interpret water-quality and flow changes in a watershed.

Learning Objectives

• Understand how acceleration relates to changes in speed over measured intervals.
• Interpret distance–time and speed–time data to identify patterns of acceleration.
• Differentiate between constant and changing acceleration based on data patterns.+ Show more

Learning Objectives

• Explain what a limiting reactant is and how it controls the maximum amount of product formed.
• Calculate theoretical yield from balanced mole ratios and molar masses.
• Distinguish actual yield from theoretical yield and compute percent yield.+ Show more

Learning Objectives

• Explain how appropriate scales, calibrated instruments, and consistent units affect measurement accuracy.
• Use significant figures and uncertainty ranges to report measurements with justified precision.
• Convert between units and record data consistently to support fair comparisons.

Learning Objectives

• Explain how nursing training and public health needs shaped the profession over time.
• Describe how nurses contribute during major health crises and everyday care.
• Identify key nursing values such as empathy, service, and patient-centered support.+ Show more

Learning Objectives

• Understand the concept of power and how it is measured in mechanical systems.
• Learn the definition of efficiency and how it compares useful output to input energy.
• Recognize the common ways energy is lost in real systems, affecting efficiency.+ Show more

Learning Objectives

• Understand how urbanization influences watershed processes.
• Identify human activities that impact water flow and sediment load.
• Explain consequences of watershed alterations on ecosystems and flood regimes.+ Show more

Learning Objectives

• Explain how scale models help connect observable features of the night sky to real distances and sizes in the solar system.
• Describe how perspective affects apparent motion and brightness of planets as Earth orbits the Sun.
• Use relative reasoning about orbital periods and repeating patterns to interpret sky observations.

Learning Objectives

• Explain how forces can change an object’s motion through push or pull effects
• Distinguish between contact forces and non-contact forces using real-world Alberta examples
• Describe how force magnitude and direction combine to predict qualitative motion

Learning Objectives

• Explain how resource extraction can create economic benefits and employment while also causing environmental harm
• Describe social consequences of extraction, including community displacement and impacts on Indigenous rights
• Analyze how technology and regulation can create continuity and change in extraction outcomes over time+ Show more

Learning Objectives

• Explain how multiple types of evidence (fossil, anatomical, and molecular) support common ancestry.
• Describe how transitional fossils, homologous structures, and DNA/molecular sequences help build evolutionary explanations.
• Use dating methods and biogeographic patterns to connect evidence to time and diversification.

Learning Objectives

• Define and distinguish between models, explanations, and theories in science.
• Explain how models represent phenomena at different levels of detail.
• Understand the role of theories in scientific frameworks and their openness to revision.+ Show more

Learning Objectives

• Differentiate ionic, covalent, and metallic bonding based on electron behavior
• Connect bond type to observable properties such as melting point, conductivity, and solubility
• Use bond type vocabulary to explain why materials behave the way they do

Learning Objectives

• Select evidence that is relevant to a specific claim and purpose.
• Evaluate whether sources are credible by checking author, publication, and accuracy signals.
• Use evidence efficiently by avoiding redundancy and ensuring sources fit the scope and length of a text.+ Show more

Learning Objectives

• Synthesize how reproduction type affects genetic diversity in breeding programs
• Explain how inheritance mechanisms (chromosomes and Mendelian patterns) determine trait outcomes
• Analyze how selection changes variation and connects to ecological and ethical consequences

Learning Objectives

• Identify key human rights ideas shown in a short story about justice and equality.
• Explain how international agreements help protect dignity and freedom.
• Apply human-rights values to real-life situations by analyzing choices and outcomes.+ Show more

Learning Objectives

• Describe how a dilation scales distances from a fixed center using a scale factor
• Find the image of points under a dilation using coordinates and the scale factor
• Use dilation properties to reason about proportional segments, preserved angles, and parallel lines

Learning Objectives

• Describe key events and ideas that led to the Declaration of Independence.
• Explain how revolutionary ideals such as liberty, equality, and self-governance shaped American identity.
• Identify important concepts and civic values connected to early U.S. independence.

Learning Objectives

• Explain how variance, standard deviation, range, and interquartile range measure spread in data
• Use the coefficient of variation to compare variability across measurements with different units or scales
• Interpret how overlapping distributions and quantified variability affect the strength of evidence in sampling and hypothesis comparisons

Learning Objectives

• Identify common causes of conflict and explain how misunderstandings can escalate disagreements.
• Apply constructive conflict-resolution strategies such as open communication, respectful listening, and collaborative problem-solving.
• Analyze emotional responses during conflict and choose actions that reduce stress and support fair outcomes.+ Show more

Learning Objectives

• Identify relevant evidence within a text.
• Explain how evidence supports an interpretation or claim.
• Develop analytical writing that incorporates textual evidence.+ Show more

Learning Objectives

• Explain how coefficients in chemical equations represent relative particle amounts
• Balance simple chemical equations using conservation of matter
• Interpret what a balanced equation implies about reactants and possible products+ Show more

Learning Objectives

• Explain how lithospheric plate motion creates divergent, convergent, and transform boundaries
• Describe how subduction and continental collision build features such as ocean basins and mountain ranges
• Use earthquake and volcanic patterns to infer plate interactions+ Show more

Learning Objectives

• Understand the differences between mean, median, and mode and their appropriate use cases.
• Explain how skewness, outliers, and multimodal distributions influence the choice of a measure of central tendency.
• Connect the selection of a central tendency to assumptions about data distribution and underlying processes.+ Show more

Learning Objectives

• Explain how inherited traits and alleles can influence survival and reproduction in specific environments
• Describe how natural selection changes allele frequencies at the population level
• Use examples such as camouflage and feeding efficiency to connect adaptations to fitness

Learning Objectives

• Identify common organizational patterns in explanatory writing (compare/contrast, process, and problem/solution).
• Connect thesis statements and topic sentences so each paragraph directly supports the main claim.
• Use transitions and logically chosen evidence to keep an explanation clear and focused.+ Show more

Learning Objectives

• Explain how genes (DNA segments) can determine protein production and influence observable traits (phenotypes).
• Describe the basic steps of gene expression: transcription and translation.
• Identify how gene regulation and environmental factors can change protein amounts or functions, leading to phenotypic variation.

Learning Objectives

• Explain how individual forces combine to determine net force, including both magnitude and direction
• Predict the direction and presence of acceleration when forces oppose each other
• Distinguish between balanced and unbalanced forces using the net force being zero or nonzero+ Show more

Learning Objectives

• Explain how fitness relates to survival and reproduction in a specific environment
• Describe how heritable traits can change in frequency through natural selection
• Analyze how changing environments can alter which traits are most advantageous+ Show more

Learning Objectives

• Analyze and compare the accuracy of different algebraic and graphical models in real-world problems.
• Apply criteria such as simplicity, fit, and interpretability to evaluate models.
• Use mathematical reasoning to justify the choice of a model based on data and context.+ Show more

Learning Objectives

• Identify signs of chemical change such as color shifts, gas evolution, precipitate formation, temperature change, and irreversibility.
• Recognize real-world examples of chemical changes in environmental and industrial contexts.
• Understand how observable markers indicate the formation of new substances in chemical reactions.

Learning Objectives

• Apply correct end punctuation (period, question mark, exclamation mark) to match a sentence’s purpose.
• Use commas to separate coordinating and subordinating structures without causing comma splices.
• Use apostrophes correctly for contractions and possession.+ Show more

Learning Objectives

• Understand the role of ATP as the main energy currency in cells.
• Describe the basic processes of cellular respiration and photosynthesis.
• Identify the electron transport chains in mitochondria and chloroplasts.+ Show more

Learning Objectives

• Interpret patterns in data using graphs and tables, focusing on direction, spread, and outliers.
• Choose appropriate axes, scales, and labels to align claims with evidence.
• Evaluate statements about data representation tools using accurate reasoning.

Learning Objectives

• Define neurodiversity and recognize its importance in society.
• Identify strengths and challenges faced by individuals on the autism spectrum.
• Use vocabulary related to neurodevelopmental differences, advocacy, and acceptance.+ Show more

Learning Objectives

• Explain how different paleoclimate proxies (ice cores, tree rings, marine sediments, and speleothems) record past climate conditions
• Use proxy indicators (isotopic ratios, growth increments, microfossil assemblages) to infer past variability and climate cycles
• Describe how age models and uncertainty help connect proxy signals to temporal climate patterns and possible forcings