Science Worksheets

Learning Objectives

• Explain how Earth’s rotation about its axis causes alternation of daylight and darkness
• Describe how apparent daily motion of celestial objects is linked to Earth’s rotation
• Use the sequence of sunrise, solar noon, and sunset to connect time-of-day observations to Earth’s rotation

Learning Objectives

• Describe how growth rings form and how ring width and density can reflect environmental conditions.
• Explain how scientists use growth rings and dendrochronology to reconstruct past climate and disturbance events.
• Interpret growth-ring clues to make evidence-based claims about tree age, growth rates, and long-term forest health.

Learning Objectives

• Explain how river flow patterns and timing influence habitat suitability and primary productivity in floodplain and riparian ecosystems.
• Describe how wetlands regulate nutrient cycling and ecosystem services through water storage, filtering, and habitat complexity.
• Interpret how groundwater availability and seasonal water use affect plant communities and species distributions.

Learning Objectives

• Explain how grounding, insulation, and overload protection reduce electrical shock and fire risks.
• Describe how protective devices and correct component specifications support safe system design.
• Analyze environmental implications of electricity generation and electrical infrastructure impacts.

Learning Objectives

• Differentiate speed, velocity, and acceleration by identifying whether each is scalar or directional and what change rate it describes.
• Interpret motion from distance-time and velocity-time information, including changes in magnitude and direction.
• Calculate and compare kinematic quantities from tabulated distances and times in realistic contexts.

Learning Objectives

• Explain how latitude affects the angle of incoming sunlight and why this changes climate.
• Describe how greenhouse gases, ocean currents, and atmospheric circulation influence regional climate.
• Use evidence from radiation and heat-transfer ideas to predict how changes in drivers can shift climate.

Learning Objectives

• Choose appropriate graphical or tabular representations for different kinds of variables and questions.
• Interpret key features of graphs (labels, scales, trend direction, slope, intercepts, and error bars).
• Describe patterns using correct terminology and decide when interpolation or extrapolation is appropriate.+ Show more

Learning Objectives

• Explain how mechanical energy can be conserved in near-ideal systems by comparing gravitational potential energy and kinetic energy.
• Describe how friction and air resistance reduce mechanical energy by converting it into thermal energy.
• Use mgh and 1/2 mv^2 to account for energy changes and make comparative predictions about speeds and heights.

Learning Objectives

• Explain Newton’s First Law (inertia) and predict how objects respond to changes in net force.
• Use Newton’s Second Law to relate net force, mass, and acceleration in qualitative and quantitative ways.
• Describe Newton’s Third Law (action–reaction) and identify forces that occur in pairs in real situations.

Learning Objectives

• Describe how temperature, concentration, surface area, and catalysts affect reaction rates using collision ideas.
• Use the concepts of collision frequency and activation energy to explain differences in observable time scales of chemical changes.
• Interpret and explain evidence from classroom-relevant examples such as rusting and effervescence.

Learning Objectives

• Distinguish heterogeneous and homogeneous mixtures using observable properties
• Explain how solutions form, including the roles of solute, solvent, and solubility
• Describe saturation and predict what happens when more solute is added to a solution+ Show more

Learning Objectives

• Explain how genetic variation and selective pressures can produce microevolutionary change over generations.
• Interpret patterns in trait distributions and fitness comparisons to predict evolutionary outcomes.
• Use evidence such as fossils and comparative anatomy to support ideas about lineage divergence and speciation.+ Show more

Learning Objectives

• Evaluate scientific claims by analyzing evidence quality and study methods.
• Distinguish correlation from causation and identify logical gaps or fallacies.
• Consider alternative explanations and confounding variables when interpreting data.+ Show more

Learning Objectives

• Explain how insulin and glucagon regulate blood glucose using negative feedback during fasting and after eating.
• Compare insulin and glucagon effects on the liver, muscle, and adipose tissue to maintain energy homeostasis.
• Use cause-and-effect reasoning to describe what happens to blood glucose when one hormone is increased or decreased.

Learning Objectives

• Explain how multiple organ systems coordinate to maintain homeostasis during dynamic challenges such as exercise, dehydration, and infection.
• Describe feedback mechanisms (positive and negative feedback) that regulate key variables like blood pressure, blood pH, and fluid balance.
• Analyze emergent outcomes that arise from system-level interactions rather than single-organ responses.

Learning Objectives

• Explain how energy enters ecosystems through sunlight and moves through trophic levels.
• Describe how energy transfer losses limit biomass and population sizes at higher trophic levels.
• Use food chains and food webs to interpret energy flow and ecosystem constraints.

Learning Objectives

• Describe the layers of Earth (crust, mantle, outer core, inner core) and explain how their properties differ.
• Use seismic waves and mantle convection as evidence for Earth’s internal structure and plate motion.
• Explain how density, buoyancy, and heat transport relate to lithospheric behavior and geothermal gradients.+ Show more

Learning Objectives

• Identify major eukaryotic cell organelles (nucleus, mitochondria, chloroplasts, and cell membrane) and describe their primary functions.
• Explain how organelle specialization supports cell survival and contributes to tissue and organ performance in multicellular organisms.
• Connect cellular energy capture in producers (photosynthesis) versus consumers (cellular respiration) to larger-scale ecological interactions.

Learning Objectives

• Analyze how technology can create short-term and long-term social, economic, and environmental impacts.
• Evaluate trade-offs using cost-benefit reasoning and identify unintended consequences.
• Explain how policy responses and ethical considerations can help mitigate harm from technological change.

Learning Objectives

• Explain how the rock cycle preserves evidence of Earth’s past surface changes in rocks and fossils.
• Use sedimentary stratigraphy, index fossils, and radiometric decay to determine relative and absolute ages.
• Interpret depositional environments, climates, and tectonic settings from rock and fossil assemblages.

Learning Objectives

• Explain how freshwater reservoirs and watersheds influence water availability using key hydrologic ideas.
• Describe how groundwater moves through aquifers and how porosity and permeability affect flow and recharge.
• Connect soil formation and mineral deposits to Earth processes and depositional or igneous settings.+ Show more

Learning Objectives

• Identify producers, consumers, and decomposers and describe what each role does in a food chain
• Determine trophic levels (primary, secondary, tertiary) and explain how energy transfers between levels
• Compare linear food chains with networked food webs and explain why energy loss affects population size and stability

Learning Objectives

• Compare solids, liquids, and gases using particle arrangement and relative motion.
• Describe macroscopic traits such as shape retention and compressibility for each state of matter.
• Use everyday examples (ice, liquid water, water vapor) to connect state changes with density and molecular spacing.+ Show more

Learning Objectives

• Differentiate between heat and temperature using particle motion and energy transfer
• Explain how temperature and heat are affected by the amount of material (mass/size of container)
• Use warming/cooling patterns to describe the direction of energy flow

Learning Objectives

• Compare mitosis and meiosis in terms of chromosome behavior, division steps, and resulting ploidy.
• Explain how homologous recombination (crossing over) increases genetic variation.
• Analyze how nondisjunction and chromosome segregation errors lead to aneuploidy and altered phenotypes.+ Show more

Learning Objectives

• Compare genome organization and gene expression strategies in prokaryotes versus eukaryotes.
• Explain how operons, introns, and chromatin packaging affect transcription and regulation.
• Connect genetic system differences to gene regulation complexity and responses to environmental signals.

Learning Objectives

• Explain how meiosis produces gametes with half the chromosome number
• Describe how crossing over and independent assortment create genetic diversity
• Connect meiotic processes to variation in allele combinations and evolutionary outcomes

Learning Objectives

• Explain that energy can change forms through energy transformations while total energy is conserved.
• Identify common energy forms (mechanical, chemical, electrical, thermal) and trace how they transform in real systems.
• Use energy transformation ideas to interpret examples such as hydroelectric power, wind turbines, and fuel combustion.

Learning Objectives

• Explain how percent efficiency, EROI, COP, and LCOE quantify different kinds of energy or system performance.
• Interpret efficiency metrics by identifying assumptions, boundaries, and time scales used in the calculations.
• Compare technologies by using multiple metrics and accounting for trade-offs such as emissions, land use, and reserve requirements.

Learning Objectives

• Explain projectile motion using independent horizontal and vertical components under gravity
• Apply kinematics relationships to determine time of flight, range, and maximum height
• Interpret and evaluate statements about projectile motion concepts and assumptions

Learning Objectives

• Interpret chemical equations by identifying reactants, products, and the arrow that shows the reaction direction.
• Use coefficients and state symbols to explain relative amounts and physical phases in chemical reactions.
• Apply conservation of matter to predict what must be balanced in a chemical equation.+ Show more

Learning Objectives

• Identify independent, dependent, and controlled variables in investigation scenarios.
• Select appropriate controls to design fair tests and improve reproducibility.
• Explain how procedural and instrumentation constraints affect measurement and documentation.

Learning Objectives

• Explain how human use of land, water, and air can change Earth systems.
• Describe cause-and-effect relationships between resource use and environmental outcomes.
• Use evidence from text to identify impacts of extraction, pollution, and land conversion.

Learning Objectives

• Explain how filtration and sieving separate mixtures using particle size and a barrier or screen
• Identify the correct method for separating different mixtures (sand-water, flour-grain sorting)
• Describe how the design of a filter or sieve affects what passes through and what gets trapped

Learning Objectives

• Model how seafloor spreading and subduction zones drive changes in Earth’s surface and seafloor features.
• Explain how volcanic arc systems and mountain belt uplift result from crustal deformation and faulting.
• Use evidence such as seafloor magnetic anomaly patterns and geologic cross-sections to support plate tectonics.

Learning Objectives

• Explain how changes in surface albedo can either amplify or reduce climate warming through feedback loops.
• Use cause-and-effect reasoning to describe how melting ice and snow influence the amount of solar energy absorbed by Earth.
• Analyze how clouds and vegetation can create additional albedo-related feedbacks at regional scales.+ Show more

Learning Objectives

• Explain how energy transfers through conduction, convection, and radiation
• Use temperature gradients to predict the direction and relative rate of heat flow
• Relate specific heat and phase changes to observable temperature and energy changes

Learning Objectives

• Explain how scientific evidence is used to inform policy decisions about complex societal problems.
• Describe how risk assessment and uncertainty affect decision-making choices.
• Use cost-benefit reasoning and stakeholder values to justify a policy or response strategy.+ Show more

Learning Objectives

• Explain average power and instantaneous power and distinguish between the two.
• Use power relationships (including work-energy connections) to solve physics problems.
• Apply the idea that instantaneous power depends on changing forces or speeds in real systems.

Learning Objectives

• Explain how primary producers convert energy into organic matter and support food webs
• Describe factors that influence primary productivity, including light and soil nutrients
• Compare land producers (grasses, shrubs, boreal trees) and aquatic producers (algae) in Alberta food chains+ Show more

Learning Objectives

• Explain how momentum depends on both mass and velocity and predict momentum changes in interactions.
• Apply the law of conservation of momentum to isolated systems during collisions and recoil events.
• Compare elastic and inelastic collisions in terms of momentum conservation and kinetic energy transfer.+ Show more

Learning Objectives

• Explain how isotopes differ by neutron count and why they keep the same chemical identity while changing atomic mass.
• Interpret relative atomic mass on the periodic table in terms of isotopic abundance.
• Describe how ions form when atoms gain or lose electrons and predict charges and particle differences.+ Show more

Learning Objectives

• Explain how energy from the Sun drives changes in water state, including evaporation and cloud formation
• Describe how gravity influences the movement and accumulation of water and sediment on slopes
• Connect energy to Earth material cycling, including weathering rates and how sediments and soils change over time

Learning Objectives

• Explain how net force is found by combining forces with vector direction using sign conventions in one dimension
• Interpret free-body diagrams to determine the direction and magnitude of net force for real systems (elevator, tug-of-war, cart on a ramp)
• Describe what it means for a system to be in equilibrium and predict motion when net force is zero or nonzero

Learning Objectives

• Explain how habitat alteration, pollution, resource extraction, and invasive species change ecosystems
• Analyze how anthropogenic drivers affect biodiversity, food web integrity, and ecosystem services
• Evaluate trade-offs between economic, social, and ecological priorities in real-world decisions+ Show more

Learning Objectives

• Explain how catabolic and anabolic pathways connect to meet an organism’s energy needs across tissues
• Describe how hormonal and nutrient signals redirect metabolic intermediates toward ATP production, storage, or biosynthesis
• Compare immediate post-translational control with longer-term changes in enzyme expression and organelle activity

Learning Objectives

• Explain how meiosis produces gametes with half the chromosome number.
• Describe how random alignment of homologous chromosomes during meiosis increases genetic diversity.
• Connect fertilization to the restoration of the full chromosome set and the inheritance of allele combinations.+ Show more

Learning Objectives

• Explain how natural selection increases the frequency of heritable traits that improve reproductive success in a specific environment.
• Describe selective pressure, fitness, and adaptive trade-offs using examples from Alberta.
• Compare artificial selection in agriculture with natural selection and infer how adaptation can accumulate over generations.