Science Worksheets

Learning Objectives

• Explain what current, voltage, and power measure and how their units relate to electrical behavior.
• Use equations for power and energy to interpret how much electrical energy is transferred over time.
• Describe how measurements help identify where energy is dissipated in circuits and how efficient devices are.

Learning Objectives

• Identify independent, dependent, and controlled (constant) variables in a science investigation.
• Select appropriate control groups and explain why they are necessary for valid comparisons.
• Describe how replication, randomization, and blocking reduce confounding influences.+ Show more

Learning Objectives

• Explain how geologic and atmospheric indicators are used to characterize the origin, frequency, and potential impacts of natural hazards.
• Analyze spatial patterns and triggering mechanisms to describe why some places experience higher hazard and risk.
• Evaluate how recurrence intervals and paleoevidence support risk assessment for human and ecological systems.

Learning Objectives

• Describe how atomic models evolved from indivisible-particle ideas to quantum mechanical models.
• Explain the roles of protons, neutrons, and electrons, including their relative masses and charges.
• Use quantum numbers and orbital concepts to justify why electrons occupy discrete energy levels.

Learning Objectives

• Explain how genetic diversity within and among populations supports adaptation to changing conditions.
• Describe how mutation, gene flow, population size, genetic drift, and natural selection shape genetic variation.
• Predict how low genetic diversity can increase disease vulnerability, inbreeding depression, and extinction risk.+ Show more

Learning Objectives

• Explain how efficiency is calculated from useful output energy (or work) and total input energy.
• Distinguish between transferred energy and energy losses (such as heat dissipation) in energy-flow models.
• Use efficiency and constraints to justify why real devices cannot convert all input energy into useful work.+ Show more

Learning Objectives

• Explain how dipole–dipole interactions arise from polarity and molecular orientation.
• Predict how dipole interactions affect physical properties such as boiling point and miscibility.
• Connect dipole interactions to solution behavior in real contexts (atmospheric gases and refinery processes).

Learning Objectives

• Explain how producers capture energy and how consumers obtain energy in a food web.
• Identify primary, secondary, and higher-level consumers and describe their roles.
• Describe how energy transfer limits affect ecosystem productivity and stability.

Learning Objectives

• Decompose two-dimensional projectile motion into independent horizontal and vertical components.
• Use kinematic equations to predict horizontal motion, vertical motion, and key trajectory features (range, maximum height, and time of flight).
• Explain how initial speed and launch angle determine projectile outcomes using symmetry of parabolic flight.

Learning Objectives

• Explain what one mole means using Avogadro’s number and relate it to particle counts
• Convert between mass, moles, number of particles, and (where applicable) gas volume using mole relationships
• Apply mole concepts to interpret stoichiometric relationships in chemical reactions

Learning Objectives

• Explain how mechanical and chemical digestion work together to break food into absorbable molecules
• Describe how tissue specialization (microvilli and enzyme-secreting cells) improves digestion and absorption
• Connect digestive processes to circulatory transport of nutrients for cellular energy, growth, and repair

Learning Objectives

• Explain how planetesimals and accretion can lead to planets forming in the early solar system.
• Compare terrestrial planets and gas giants using properties such as size, surface or atmospheric characteristics, and moons.
• Describe how orbital eccentricity and phases relate to how we observe planets from Earth.+ Show more

Learning Objectives

• Explain how habitat fragmentation and edge effects can change conditions for native species
• Analyze how land use (agriculture, urban development, infrastructure) alters hydrology, soil properties, and connectivity
• Use cause-and-effect reasoning to predict how fragmentation may isolate populations and reduce gene flow+ Show more

Learning Objectives

• Explain the difference between a habitat and a niche using examples
• Describe how overlapping niches can cause competition and limit population growth
• Analyze how resource partitioning can support species coexistence+ Show more

Learning Objectives

• Explain how scientific inquiry uses observations and questions to build evidence-based explanations
• Identify appropriate methods for investigating a question and describe how to record results carefully
• Use evidence to decide whether a new explanation fits existing knowledge or needs revision

Learning Objectives

• Explain how scientific questions lead to testable hypotheses and investigations.
• Distinguish correlation from causation using evidence and reasoning.
• Evaluate alternative explanations and identify limits of what evidence can justify.+ Show more

Learning Objectives

• Explain what reaction rate means in terms of how quickly reactants become products
• Identify how concentration, temperature, surface area, and catalysts affect the frequency and energy of particle collisions
• Connect changes in reaction rate to observable evidence such as gas production, colour change, and heat release

Learning Objectives

• Explain how habitat fragmentation, pollution, land-use change, nonnative species, and resource extraction can affect community composition and population viability.
• Describe how human impacts can reduce genetic diversity and change species distribution and ecological balance.
• Evaluate mitigation strategies such as conservation and restoration for supporting long-term persistence of native communities.

Learning Objectives

• Differentiate between contact forces and noncontact forces, with examples involving gravity, friction, and normal force.
• Explain how balanced and unbalanced forces affect changes in motion (start/stop, speed up/slow down, and direction).
• Describe the idea of net force qualitatively using everyday situations without vector calculations.

Learning Objectives

• Explain how ionic bonding results from electron transfer and the formation of oppositely charged ions.
• Relate ionic lattice structure to properties such as high melting point, brittleness, and conductivity.
• Use ion charges and lattice-energy ideas to predict ionic compound formulas and stability trends.

Learning Objectives

• Explain speed as distance divided by time and identify appropriate units
• Distinguish constant speed from average speed using distance-time reasoning
• Use proportional reasoning to predict how changes in distance, speed, or time affect the others+ Show more

Learning Objectives

• Compare DNA and RNA structural features, including strand structure, sugar type, and base composition
• Explain how complementary base pairing and strand directionality relate to replication and transcription
• Describe how structural differences influence the stability and functions of DNA and RNA

Learning Objectives

• Distinguish criteria from constraints in engineering design problems using qualitative and quantitative language
• Translate broad goals into measurable performance targets that can guide decision-making
• Identify common constraint categories (cost, space, safety, materials, environmental limits) in real-world scenarios

Learning Objectives

• Explain how births, deaths, immigration, and emigration change population size and distribution
• Describe carrying capacity and limiting factors and how they affect population growth
• Compare exponential and logistic growth patterns using real population examples+ Show more

Learning Objectives

• Explain the kinetic particle model using particle spacing, particle motion, and intermolecular forces.
• Predict how changes in temperature or applied force can affect diffusion, thermal expansion, density, pressure response, and compressibility.
• Connect micro-scale particle behavior to measurable macro-scale trends in experiments.

Learning Objectives

• Define molar concentration (molarity) and interpret its units in chemical contexts.
• Convert between mass, moles, and molar concentration using correct algebraic relationships.
• Use dilution relationships to connect concentration, volume, and moles for solutions from stocks.+ Show more

Learning Objectives

• Explain how plate convergence and continental collision produce mountain building through folding, thrust faulting, and crustal shortening.
• Identify key tectonic processes (magmatic intrusion and isostatic rebound) and describe how they change rock structure and elevation.
• Use rock types, structural patterns, and timing clues to infer tectonic history and reconstruct past plate motions.

Learning Objectives

• Explain how different types of biotic interactions affect survival and reproduction in an ecosystem
• Distinguish between mutualism, commensalism, parasitism, predation, and competition using examples
• Analyze how human actions can disrupt biotic relationships and change community structure

Learning Objectives

• Differentiate kinetic energy and gravitational potential energy in terms of motion and position
• Explain how height and speed affect potential and kinetic energy in everyday systems like roller coasters
• Use reference levels and energy transfer ideas to interpret energy changes during motion

Learning Objectives

• Distinguish ionic from covalent bonding using particle-level evidence and bonding patterns.
• Relate bonding type to macroscopic properties such as melting point, solubility, and electrical conductivity.
• Construct simple binary ionic salts and molecular compounds using empirical formulas.

Learning Objectives

• Explain how structural changes in cells support specialized functions in the body
• Compare how different cell types are specialized for tasks such as movement, absorption, and communication
• Use examples to describe how features like increased surface area, shape, and organelle abundance improve performance

Learning Objectives

• Explain how forces (pushes and pulls) can change an object's motion.
• Describe net force and how balanced vs. unbalanced forces affect acceleration, speed, and direction.
• Use everyday examples (bicycle, skateboard, friction) to predict changes in motion.

Learning Objectives

• Analyze how external and internal forces interact in a multi-body mechanical system using Newton’s laws and net force ideas
• Predict motion changes by determining the direction and magnitude of net force for linked components
• Use energy accounting to track where energy transfers and where it is dissipated (e.g., heat/sound) during collisions or mechanical events+ Show more

Learning Objectives

• Explain how forces affect an object’s motion by changing acceleration and/or velocity
• Differentiate contact forces from field forces and give examples of each
• Use vector ideas (magnitude and direction) to describe forces and combine multiple forces conceptually

Learning Objectives

• Explain how genetic information stored in DNA is organized into chromosomes and expressed through genes
• Describe how gene information is converted into functional proteins or RNA products
• Interpret how DNA variation and inheritance lead to observable traits

Learning Objectives

• Explain how the water cycle moves water through Earth systems (atmosphere, land, oceans, and organisms).
• Use cause-and-effect reasoning to describe how temperature and energy influence evaporation and precipitation.
• Compare natural water pathways (runoff and infiltration) with human impacts on local water availability.

Learning Objectives

• Explain how plant root architecture, xylem, phloem, and stomata work together as an integrated system.
• Connect plant organ function to environmental responses such as water stress and changing light conditions.
• Relate plant system understanding to crop health decisions relevant to Alberta grasslands and foothill forests.

Learning Objectives

• Explain how energy moves through ecosystems from sunlight to producers and then to consumers and decomposers
• Describe why energy transfer efficiency decreases at each trophic level and how this limits the number of trophic levels
• Use net primary productivity (NPP) to interpret energy capture as biomass and connect energy flow to population and food-web patterns

Learning Objectives

• Explain how carbon and nitrogen move through environmental reservoirs using pathway and mass-balance reasoning
• Apply steady-state and reservoir-exchange-rate concepts to interpret flux measurements
• Evaluate how human activities alter carbon fluxes and nitrogen inputs and predict system-level consequences (e.g., eutrophication)

Learning Objectives

• Explain how stratigraphy and relative dating principles are used to order geologic events.
• Analyze how cross-cutting features and unconformities reveal gaps and changes in Earth’s history.
• Evaluate how fossil assemblages and succession support relative age and environmental reconstruction.

Learning Objectives

• Explain how amplitude, frequency, wavelength, and phase describe wave behavior in both transverse and longitudinal waves.
• Use the wave speed relationship v = fλ to solve problems involving sound, string waves, and water-wave scenarios.
• Apply sinusoidal reasoning to predict how interference and standing waves form from superposition and reflections.

Learning Objectives

• Explain how genetic information flows from DNA to RNA to proteins.
• Describe how protein structure determines protein function in cells.
• Use DNA mutations to predict possible effects on protein sequences and cell traits.

Learning Objectives

• Explain what the Henderson–Hasselbalch equation represents in buffer chemistry
• Use the Henderson–Hasselbalch equation to calculate pH from buffer components
• Predict how changing acid/base ratio affects buffer pH+ Show more

Learning Objectives

• Explain how limiting factors control population growth and distribution in ecosystems
• Distinguish abiotic limiting factors (nonliving) from biotic limiting factors (living)
• Use evidence from scenarios to predict how changes in limiting factors affect survival and reproduction+ Show more

Learning Objectives

• Use metric prefixes and scientific notation to express measurements with appropriate units and precision.
• Calibrate common instruments (balance and graduated cylinder) and record measurements correctly using the correct number of significant digits.
• Use repeating trials to estimate variability and describe uncertainty in quantitative observations.+ Show more

Learning Objectives

• Explain how effective nuclear charge and electron shielding drive periodic trends in atomic size, ionization energy, and ionic formation.
• Predict how elements form typical ions based on valence electrons and periodic group position.
• Use periodic patterns to justify bonding tendencies and common ion charges for representative elements.

Learning Objectives

• Explain how mitochondria convert chemical energy into ATP using oxidative phosphorylation and electron transport
• Describe how chloroplasts convert light energy into chemical energy through the light reactions and the Calvin cycle
• Compare the structure and function of mitochondria and chloroplasts and relate them to cellular energy demands+ Show more

Learning Objectives

• Explain how cells communicate using chemical and electrical signals.
• Describe how receptor proteins and signal pathways can change metabolism and gene expression.
• Compare gap junctions and plasmodesmata as direct cell-to-cell connections.+ Show more