Grade 9 Science Worksheets

Learning Objectives

• Compare energy and mineral resource options based on environmental, economic, and social criteria.
• Analyze the impacts of resource extraction methods like mountaintop removal and hydraulic fracturing.
• Evaluate sustainable practices and life-cycle trade-offs in resource management.+ Show more

Learning Objectives

• Understand how systems and decision models are applied to evaluate mitigation and adaptation strategies.
• Analyze trade-offs among environmental, social, and economic variables using scenario analysis.
• Evaluate policy instruments such as carbon pricing and land-use planning for sustainable development.

Learning Objectives

• Explain the difference between homogeneous and heterogeneous mixtures.
• Describe physical methods used to separate mixture components based on their physical properties (filtration, distillation, magnetic separation, decanting).
• Identify examples of mixtures such as saltwater, soil, and air, and relate them to separation principles.+ Show more

Learning Objectives

• Explain the purpose of a design cycle and the role of criteria and constraints in engineering solutions
• Identify steps in the design cycle and describe how testing evidence leads to refinement
• Apply design-cycle thinking to a real-world protective device by predicting improvements and trade-offs

Learning Objectives

• Explain how incoming solar radiation drives Earth’s energy cycle across the atmosphere, hydrosphere, geosphere, and biosphere
• Describe how energy returns to space through outgoing infrared radiation and how energy balance affects long-term temperature patterns
• Differentiate heat-transfer processes (conduction, convection, and latent heat during phase changes) and give examples

Learning Objectives

• Describe how solids, liquids, and gases differ in structure and properties (lattice arrangement, fluidity, and compressibility).
• Explain phase changes using temperature/pressure changes and energy transfer (heating and cooling).
• Use particle ideas to predict how matter behaves during freezing, melting, evaporation, condensation, and sublimation.

Learning Objectives

• Analyze societal and ethical dimensions of genetic technologies.
• Evaluate the responsibilities of stakeholders in genetic science.
• Discuss the role of policy, public dialogue, and ethical frameworks in responsible innovation.+ Show more

Learning Objectives

• Understand the application of systems and decision models in evaluating climate mitigation and adaptation strategies.
• Analyze how economic, environmental, and social variables influence policy decisions using scenario analysis and assessment approaches.
• Evaluate trade-offs among greenhouse gas reduction, public health, and economic development through cost-benefit and lifecycle assessments.+ Show more

Learning Objectives

• Understand the transition pathways of energy systems and their decarbonization strategies.
• Analyze life-cycle greenhouse gas emissions of different energy technologies.
• Evaluate the trade-offs in energy system decisions related to reliability, affordability, and environmental impact.+ Show more

Learning Objectives

• Evaluate different energy and mineral resource options considering environmental impacts, costs, and sustainability.
• Analyze how resource extraction methods affect ecosystems, land use, and water resources in regional contexts.
• Compare the life-cycle trade-offs of renewable and nonrenewable resources including environmental, economic, and social factors.+ Show more

Learning Objectives

• Explain how historical atmospheric carbon dioxide records and land-use changes illustrate human impacts on the climate.
• Identify key evidence linking fossil fuel combustion, deforestation, and urbanization to climate change and ecosystem disruption.
• Analyze observed indicators such as the Keeling Curve and satellite data to understand anthropogenic effects on the biosphere and hydrosphere.

Learning Objectives

• Understand the main principles of cell theory and their historical development.
• Differentiate between prokaryotic and eukaryotic cells and their structures.
• Explain the concept of unicellular versus multicellular organisms and specialization of cells.+ Show more

Learning Objectives

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

Learning Objectives

• Describe the sources of energy within Earth systems, including solar radiation and geothermal heat.
• Explain how energy is transferred through conduction, convection, and radiation.
• Analyze how energy gradients drive atmospheric and oceanic circulation, weathering, and tectonic processes.+ Show more

Learning Objectives

• Understand how resource extraction affects ecosystems and landforms.
• Identify the environmental consequences of mining, fossil fuel use, and water withdrawal.
• Evaluate criteria for assessing the sustainability of resource use.+ Show more

Learning Objectives

• Understand how orbital parameters such as eccentricity, axial tilt, and precession influence seasonal insolation and climate variability.
• Explain the gravitational effects of the Moon and Sun in terms of tidal forces and resonance phenomena.
• Connect orbital dynamics to observable effects like changes in day length, tidal range, and long-term climate modulation.

Learning Objectives

• Describe the different lunar phases and the geometric arrangements of Earth, Moon, and Sun that produce them.
• Distinguish between partial, total, and annular solar and lunar eclipses based on observational conditions.
• Explain the factors, such as node alignment and orbital inclination, that influence eclipse occurrence.+ Show more

Learning Objectives

• Describe the processes involved in the rock cycle, including melting, crystallization, weathering, erosion, deposition, and metamorphism.
• Explain how plate tectonics influence the formation and transformation of rocks over geological time.
• Identify observable evidence such as foliated textures, sedimentary layering, and igneous intrusions that support the understanding of the rock cycle.+ Show more

Learning Objectives

• Understand the main drivers of climate change, including greenhouse gases, albedo changes, aerosol effects, and land-use feedbacks.
• Explain how radiative transfer concepts influence Earth's energy budget and surface temperature regulation.
• Analyze connections between human emissions, the carbon cycle, and projected climate responses.+ Show more

Learning Objectives

• Describe the mechanisms and surface expressions of plate tectonics including divergent, convergent, and transform boundaries.
• Explain how mantle convection and slab pull drive plate movements and produce geological features such as volcanism and mountain ranges.
• Analyze the distribution of earthquakes and volcanic arcs as evidence for plate interactions and understand the rates and consequences of plate motion over geological time.

Learning Objectives

• Understand the orbital motions of Earth, Moon, and Sun and their observable effects.
• Explain the concepts of day-night cycles, Earth's rotation, and relative orbital parameters.
• Describe how gravitational interactions influence tidal phenomena and orbital stability.+ Show more

Learning Objectives

• Understand the concept of impulse and how it relates to force during collisions.
• Analyze force‑time graphs to evaluate impact mitigation strategies.
• Identify and compare methods like crumple zones, airbags, helmets, and padding for collision safety.+ Show more

Learning Objectives

• Understand the different types of chemical reactions and their characteristic features.
• Identify examples of synthesis, decomposition, displacement, and combustion reactions.
• Learn to classify reactions based on reactant patterns and products.+ Show more

Learning Objectives

• Understand the causes and types of lunar and solar eclipses.
• Identify the alignments needed for different eclipse events.
• Learn how orbital inclination affects eclipse frequency and visibility.+ Show more

Learning Objectives

• Explain how scientific knowledge changes when new evidence, better measurements, or improved models become available.
• Describe how assumptions, limitations, and technology can affect observations and interpretations in science.
• Evaluate how peer review and transparency improve the reliability of scientific conclusions.

Learning Objectives

• Explain how electron transport chains transfer electrons through sequential carriers in mitochondria and chloroplasts
• Describe how exergonic electron transfer can be coupled to proton pumping to build an electrochemical gradient
• Connect chemiosmosis and ATP synthase activity to cellular energy production and the role of oxygen availability in aerobic systems

Learning Objectives

• Explain the overall purpose of glycolysis and its main products.
• Describe the stepwise energy changes during glycolysis, including ATP investment and ATP payoff.
• Compare what happens to pyruvate under aerobic versus anaerobic conditions.+ Show more

Learning Objectives

• Distinguish catabolic and anabolic pathways based on energy use and product outcomes
• Explain how regulation (feedback, compartmentalization, and substrate availability) controls metabolic pathway flux
• Describe how interconnected enzyme-catalyzed reactions enable ATP synthesis and balanced biosynthesis and breakdown

Learning Objectives

• Explain how momentum depends on mass and velocity and identify momentum units.
• Apply the idea that total momentum of a system is conserved when only internal forces act.
• Compare elastic and inelastic collisions by focusing on momentum conservation versus kinetic energy behavior.

Learning Objectives

• Understand the principle of conservation of mass in closed systems during chemical reactions.
• Explain how mass is conserved despite apparent changes during chemical processes.
• Identify examples of mass conservation in real-world chemical reactions.+ Show more

Learning Objectives

• Describe how electrons are distributed among energy levels and orbitals in an atom.
• Explain the significance of valence electrons in chemical reactions and bonding.
• Understand the principles of shell filling and how they produce periodic trends.+ Show more

Learning Objectives

• Explain how heritable traits that affect survival and reproduction can change allele frequencies over generations.
• Describe how environmental conditions shape which traits are advantageous and lead to adaptation.
• Use models and reasoning to predict how phenotype proportions may shift under natural selection.

Learning Objectives

• Explain how heritable traits can change survival and reproduction in a given environment
• Describe how natural selection can shift phenotype frequencies over multiple generations
• Use population-level patterns to connect trait variation with evolutionary change

Learning Objectives

• Understand the inverse-square relationship in gravitational and electrostatic forces.
• Apply mathematical formulas to calculate the magnitude of forces between objects.
• Analyze the direction of forces in vector form and predict interactions in various scenarios.+ Show more

Learning Objectives

• Explain the relationship between net external forces and changes in an object's motion using Newtonian dynamics.
• Interpret and analyze force diagrams and free-body diagrams to determine forces acting on objects.
• Calculate acceleration resulting from different force interactions in scenarios such as inclined planes and tension systems.+ Show more

Learning Objectives

• Describe the main components and processes involved in biogeochemical cycles.
• Explain the roles of key elements like carbon, nitrogen, and phosphorus in ecosystems.
• Understand how fluxes and reservoir sizes influence ecosystem responses to environmental changes.+ Show more

Learning Objectives

• Understand the differences between sexual and asexual reproduction
• Identify examples of reproductive strategies in Alberta species
• Analyze ecological trade-offs related to reproduction

Learning Objectives

• Understand the structure of DNA and how it forms the double helix.
• Identify the organization of chromosomes within cells.
• Differentiate between nuclear and organelle genomes.+ Show more

Learning Objectives

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

Learning Objectives

• Understand different reproductive methods and their effects on genetic diversity
• Trace inheritance of traits through chromosomes and Mendelian patterns
• Analyze the adaptive consequences of selective breeding+ Show more

Learning Objectives

• Define and describe binary fission, budding, spore formation, and vegetative propagation.
• Identify examples of asexual reproduction in Alberta flora and bacterial populations.
• Analyze the ecological contexts favoring asexual versus sexual reproduction.

Learning Objectives

• Understand Mendelian inheritance patterns including dominance and recessiveness.
• Differentiate between genotype and phenotype.
• Use Punnett squares to predict offspring traits.+ Show more

Learning Objectives

• Understand the process of fertilization in animal reproduction.
• Differentiate between internal and external fertilization strategies.
• Identify factors influencing successful embryonic development.+ Show more

Learning Objectives

• Understand the principle of momentum conservation in isolated systems.
• Differentiate between elastic and inelastic collisions and their energy behaviors.
• Apply the conservation of momentum to analyze collision scenarios.+ Show more

Learning Objectives

• Understand how unbalanced forces produce acceleration in the direction of the net force.
• Explain the relationship between force, mass, and acceleration as described by Newton's second law.
• Recognize how changing force magnitude or duration affects velocity and acceleration.+ Show more

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