Grade 9 Worksheets

Learning Objectives

• Understand basic weather measurements such as temperature, humidity, wind, and pressure.
• Learn how weather data patterns can indicate atmospheric conditions.
• Recognize the relationship between atmospheric measurements and observable weather phenomena.+ Show more

Learning Objectives

• Describe the basic components of the cell membrane and their functions.
• Explain the fluid mosaic model and how it accounts for membrane permeability and signaling.
• Identify the roles of phospholipids, proteins, cholesterol, and carbohydrate chains in membrane structure.

Learning Objectives

• Explain how the heart and lungs work together to regulate oxygen and carbon dioxide levels in the blood.
• Describe the processes of pulmonary ventilation and systemic circulation.
• Identify how chemoreceptors monitor blood gases and influence respiratory and cardiac responses.+ Show more

Learning Objectives

• Identify different types of representation models (mathematical formulas, graphs, schematic diagrams, and computational approximations) and explain what each is best at capturing.
• Use criteria of representational fidelity, parsimony, and predictive scope to justify why a model is selected for a specific system.
• Explain how mapping model components to measurable observables helps interpret results and test assumptions with evidence.+ Show more

Learning Objectives

• Understand the criteria for evaluating the reliability of geographic sources and data.
• Identify factors such as provenance, currency, scale, and transparency that affect source credibility.
• Analyze examples of bias and error in different types of sources and their consequences.+ Show more

Learning Objectives

• Understand the geometric conditions that cause solar and lunar eclipses.
• Identify the relative positions of the Sun, Earth, and Moon during different eclipses.
• Describe how orbital inclinations affect eclipse frequency and visibility.+ Show more

Learning Objectives

• Understand the geological processes involved in mountain formation from plate convergence and collision.
• Identify different structures such as thrust faults, fold belts, and crustal shortening associated with mountain ranges.
• Explain how weathering and erosion shape mountain landscapes over time.+ Show more

Learning Objectives

• Understand how molecular, cellular, and organ-level interactions contribute to physiological properties.
• Identify links between genetic variations and system dysfunctions such as cystic fibrosis, heart failure, and metabolic syndrome.
• Interpret multi-level physiological data including biochemical assays, histology, and organ function metrics.+ Show more

Learning Objectives

• Apply geometric formulas to calculate area, volume, and surface area in various contexts.
• Select and justify appropriate formulas for different problem scenarios.
• Assess the accuracy of results through unit analysis and reasonableness checks.+ Show more

Learning Objectives

• Understand the basic tools and techniques used in geometric constructions.
• Apply compass and straightedge methods to construct angles, bisectors, and polygons.
• Interpret and verify geometric properties through construction and reasoning.+ Show more

Learning Objectives

• Explain how fitness relates to survival and reproduction in a specific environment
• Describe how natural selection depends on heritable traits and environmental conditions
• Analyze how changes in environment can change which traits increase fitness

Learning Objectives

• Describe the processes involved in the rock cycle and how they transform different types of rocks.
• Identify observable evidence of the rock cycle in the field, such as layering and textures.
• Explain the role of plate tectonics, energy sources, and processes like weathering and metamorphism in shaping rocks.+ Show more

Learning Objectives

• Describe the different types of plate boundaries and their surface expressions.
• Explain the mechanisms driving plate motions such as mantle convection and slab pull.
• Analyze global distribution of earthquakes and volcanic arcs as evidence for plate interactions.+ Show more

Learning Objectives

• Understand human impacts on watershed processes such as urbanization, deforestation, agriculture, and infrastructure.
• Identify consequences of watershed alterations including runoff, sediment load, nutrient fluxes, and groundwater recharge.
• Describe how changes in watersheds affect channel morphology, flood frequency, and aquatic ecosystems.+ Show more

Learning Objectives

• Describe the major carbon reservoirs in the atmosphere, biosphere, oceans, and geosphere.
• Explain the fluxes and processes that transfer carbon among different reservoirs, including photosynthesis, respiration, dissolution, sedimentation, and fossil fuel formation.
• Quantify basic exchanges and residence times of carbon in different parts of Earth's system.+ Show more

Learning Objectives

• Explain the causes of apparent diurnal and annual motion of celestial objects as observed from Earth.
• Describe how Earth's rotation and revolution produce observable changes in the night sky over nights and seasons.
• Use celestial coordinate concepts such as rising, setting, altitude, and azimuth to relate observed positions of celestial objects.+ Show more

Learning Objectives

• Describe the basic mechanisms of climate forcing including greenhouse gases, albedo changes, and aerosols.
• Explain the concept of radiative transfer and how Earth's energy budget influences surface temperature.
• Analyze the links between human emissions, the carbon cycle, and climate change projections.+ Show more

Learning Objectives

• Explain the sources of energy within Earth's systems, including solar radiation and geothermal heat
• Describe how energy transfer occurs through conduction, convection, and radiation
• Analyze how energy gradients influence atmospheric and oceanic circulation and geological processes+ Show more

Learning Objectives

• Describe the geometric conditions that lead to lunar phases, solar, and lunar eclipses.
• Differentiate between partial, total, and annular eclipses and identify their observational characteristics.
• Explain the importance of node alignment and orbital inclination in eclipse occurrence.+ Show more

Learning Objectives

• Understand the types and propagation characteristics of seismic waves.
• Explain how earthquake focal mechanisms reveal fault types and stress orientations.
• Relate seismic wave travel times to Earth's interior structure and methods for locating epicentres.+ Show more

Learning Objectives

• Understand how resource extraction influences landforms, ecosystems, and material cycles.
• Evaluate sustainability criteria related to resource use—including renewability, environmental effects, and reclamation potential.
• Analyze the trade-offs between societal needs and ecosystem integrity in resource management.

Learning Objectives

• Understand how orbital parameters such as eccentricity, axial tilt, and precession affect seasonal insolation and climate patterns.
• Explain tidal forces caused by the Moon and Sun through gravitational gradients and relative geometry.
• Describe resonance effects and tidal locking phenomena in celestial mechanics.+ Show more

Learning Objectives

• Identify and describe diagnostic physical and chemical properties of common rock-forming minerals.
• Explain how mineral composition relates to formation environments and stability under various conditions.
• Connect mineral assemblages to petrogenetic histories and distinguish ore minerals from gangue in economic contexts.

Learning Objectives

• Understand the structure and composition of Earth's concentric layers: crust, mantle, and core.
• Explain the differences between the lithosphere and asthenosphere in mechanical behavior.
• Describe how variations in density, temperature, and pressure with depth influence material phases and planetary processes.+ Show more

Learning Objectives

• Understand the process of fertilization as fusion of gametes leading to zygote formation.
• Differentiate between internal and external fertilization strategies with examples.
• Describe early embryonic stages, cell differentiation, and morphogenesis in animal development.+ Show more

Learning Objectives

• Understand the processes of mitosis and meiosis and their roles in growth, repair, and reproduction.
• Identify key events such as chromosome pairing, segregation, and errors like nondisjunction.
• Explain the implications of cell division errors on heredity and agriculture.+ Show more

Learning Objectives

• Understand Mendelian inheritance patterns including dominant and recessive alleles.
• Differentiate between genotypes and phenotypes in genetic traits.
• Apply Punnett square logic to predict offspring ratios.+ Show more

Learning Objectives

• Understand the structure of DNA and its double-helix composition.
• Identify how chromosomes organize genetic information within the cell.
• Differentiate between nuclear and organelle genomes and their roles.+ Show more

Learning Objectives

• Understand different mechanisms of asexual reproduction such as binary fission, budding, spore formation, and vegetative propagation.
• Identify ecological advantages and disadvantages of asexual reproduction methods.
• Recognize Alberta-specific examples of asexual reproduction like aspen root suckers and horticultural practices.+ Show more

Learning Objectives

• Understand the differences between sexual and asexual propagation and their effects on genetic diversity.
• Trace inheritance patterns of traits through chromosomes and Mendelian principles.
• Examine the ecological and societal implications of selection and breeding practices.+ Show more

Learning Objectives

• Understand the role of sex chromosomes in determining sex-linked traits.
• Describe inheritance patterns of X-linked recessive conditions in mammals.
• Explain mechanisms such as hemizygosity and dosage compensation in sex-linked inheritance.+ Show more

Learning Objectives

• Understand the ecological, economic, and health risks associated with genetic technologies.
• Evaluate potential consequences such as gene flow, resistance development, and market impacts.
• Identify mitigation strategies, long-term monitoring needs, and the uncertainties involved in risk assessment.+ Show more

Learning Objectives

• Understand key ethical issues in the application of genetic technologies.
• Analyze societal impacts of genetic science on different stakeholders.
• Evaluate the role of policy, consent, and public dialogue in responsible genetics development.+ Show more

Learning Objectives

• Understand the major genetic technologies used in biotechnology such as selective breeding, hybridization, genetic modification, and gene editing.
• Recognize the applications of these technologies in agriculture and livestock breeding.
• Identify mechanisms of trait introduction and alteration at molecular and population levels.+ Show more

Learning Objectives

• Understand the differences between sexual and asexual reproduction.
• Identify examples of reproductive strategies in Alberta species.
• Compare ecological trade-offs associated with different reproductive modes.+ Show more

Learning Objectives

• Understand the process of natural selection and how it leads to adaptation in populations.
• Identify examples of selective pressure and adaptive traits in Alberta species.
• Differentiate between natural selection and artificial selection mechanisms.+ Show more

Learning Objectives

• Understand key principles of population genetics including allele frequency and Hardy-Weinberg equilibrium.
• Identify and explain mechanisms like genetic drift, bottlenecks, and founder effects.
• Evaluate the impact of small population size and isolation on genetic diversity.+ Show more

Learning Objectives

• Identify common symbols associated with Memorial Day and explain what each symbol communicates
• Analyze how symbols create emotional and cultural meaning for communities and families
• Use evidence from a text to support reflections about respect and remembrance

Learning Objectives

• Interpret earthquake waveforms, travel-time curves, and epicenter maps to analyze subsurface structures.
• Distinguish between P- and S-wave arrivals, waveform amplitudes, and frequency content to identify shallow versus deep seismic events.
• Connect seismicity patterns to tectonic environments and surface hazard phenomena such as tsunamis using instrument-based records.+ Show more

Learning Objectives

• Understand the principle of conservation of linear momentum within isolated systems.
• Distinguish between elastic and inelastic collisions using quantitative analysis.
• Apply vector sum calculations to determine total momentum before and after interactions.+ Show more

Learning Objectives

• Explain how the Sun influences Earth's climate.
• Identify key factors like solar flux, albedo, and greenhouse gases.
• Describe the Earth's energy budget and surface-atmosphere interactions.

Learning Objectives

• Understand the relationship between mass and acceleration when a net force is applied.
• Distinguish between inertial mass and gravitational effects.
• Apply the force–acceleration law to predict how changing mass influences acceleration.+ Show more

Learning Objectives

• Explain how accurate measurements depend on appropriate scales, calibrated instruments, and consistent units.
• Use significant figures to represent the precision justified by a measuring device.
• Convert between units and record data consistently to reduce misinterpretation.

Learning Objectives

• Understand the types of species interactions that shape community structure.
• Explain the roles of keystone species and ecosystem engineers.
• Analyze how species interactions influence energy flow and matter cycling.+ Show more

Learning Objectives

• Describe magmatic systems, eruptive styles, and volcanic gas emissions based on compositional controls and tectonic settings.
• Compare effusive shield volcanism and explosive stratovolcano behavior, linking magma viscosity and volatile content to eruptive energy.
• Identify petrologic indicators, eruption chronologies, and volcanic gas data to explain landscape modifications and climate influences.

Learning Objectives

• Understand how molecular data such as DNA, RNA, and protein sequences are used to infer evolutionary relationships.
• Identify the significance of conserved gene sequences and molecular clocks in determining divergence times.
• Explain how comparative genomics helps clarify lineage relationships and evolutionary processes.

Learning Objectives

• Understand how DNA, RNA, and protein sequences are compared to infer evolutionary relationships.
• Identify the significance of homologous genes and conserved sequences in evolutionary history.
• Describe how sequence divergence rates serve as molecular clocks to estimate divergence times.+ Show more

Learning Objectives

• Explain how text synthesis combines ideas from multiple sources to respond to a prompt.
• Identify similarities and differences across texts and connect them using evidence.
• Write a synthesized response that goes beyond summary by showing relationships among ideas.