Science Worksheets

Learning Objectives

• Understand the factors that influence the speed of chemical reactions.
• Identify how temperature, concentration, and catalysts affect reaction rates.
• Describe the concepts of rate laws, reaction order, and activation energy.+ Show more

Learning Objectives

• Explain how physical properties such as particle size, solubility, volatility, magnetism, and movement with a solvent can be used to separate mixtures.
• Match common separation techniques (filtration, decanting, evaporation, crystallization, magnetic separation, chromatography, and distillation) to the properties of the mixture.
• Choose a separation method for a given scenario and justify why it works.

Learning Objectives

• Explain how mechanical energy can be dissipated into less useful forms such as thermal energy due to friction, inelastic deformation, and air resistance.
• Describe how energy efficiency relates input energy to useful output energy in mechanical systems.
• Identify real-world examples of energy dissipation and predict how they affect motion and efficiency.+ Show more

Learning Objectives

• Understand what constitutes a mixture and recognize different types of mixtures.
• Identify observable properties that distinguish mixtures from pure substances.
• Learn different separation techniques based on mixture properties.+ Show more

Learning Objectives

• Understand how position–time graphs represent motion and interpret their slopes.
• Analyze velocity–time graphs to determine acceleration and displacement.
• Identify different types of motion such as uniform velocity, constant acceleration, and instantaneous events from graphs.+ Show more

Learning Objectives

• Describe how to relate acceleration to velocity-time graphs for braking scenarios.
• Use net-force reasoning to connect forces to changes in motion.
• Apply the work-energy idea to predict how stopping distance changes with slope and friction.

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

• Identify independent, dependent, and controlled variables in an experiment design.
• Select measurable data-collection outcomes that match the research question.
• Use control variables to reduce confounding and improve fairness when comparing groups.+ Show more

Learning Objectives

• Explain what a keystone species is and why its impact is disproportionate to its abundance
• Describe how removing a keystone species can cause trophic cascades and change ecosystem structure
• Identify keystone species using evidence from food webs and species interactions+ Show more

Learning Objectives

• Explain how body systems coordinate to maintain homeostasis
• Identify feedback responses that restore internal set points
• Match homeostasis vocabulary with accurate system definitions+ Show more

Learning Objectives

• Explain how different biotic interactions (predation, competition, mutualism, commensalism, and parasitism) affect survival and reproduction.
• Describe how changes to one species can spread through a community and alter biodiversity.
• Predict how human actions (habitat alteration, overharvesting, and species introductions) may disrupt ecological relationships.

Learning Objectives

• Explain how food availability and breeding needs can drive migration patterns.
• Identify timing cues and energetic demands that influence when animals migrate.
• Describe how migratory connectivity links ecosystems across habitats and provinces.

Learning Objectives

• Identify major parts of a tree: roots, trunk, branches, leaves, buds, and bark
• Understand the roles of different tree structures in support, transport, storage, and protection
• Recognize examples of tree adaptations in Alberta habitats+ Show more

Learning Objectives

• Explain the steps of a risk assessment framework: hazard identification, exposure assessment, consequence evaluation, and risk communication.
• Describe how governance tools (laws, policies, and decision frameworks) shape environmental and public health decisions in Alberta.
• Evaluate how transparent evidence synthesis supports balancing technological benefits with environmental protection and community concerns.

Learning Objectives

• Understand the different types of population interactions: competition, predation, and mutualism.
• Identify how resource use and niche partitioning influence community stability.
• Explain mechanisms that allow species to coexist and how interactions affect biodiversity.+ Show more

Learning Objectives

• Understand how insulin and glucagon regulate blood glucose levels.
• Describe the role of pancreatic hormones in metabolic homeostasis.
• Explain the interplay between liver, muscle, and adipose tissues in glucose regulation.+ Show more

Learning Objectives

• Explain how radioactive decay follows quantitative laws using half-life and activity.
• Apply conservation of nucleon number to interpret nuclear reactions.
• Relate nuclear reaction energetics to energy release and safety considerations.

Learning Objectives

• Explain what a pure mixture is and how mixtures combine two or more substances without forming a new single substance
• Compare uniform (homogeneous) and nonuniform (heterogeneous) mixtures using observable patterns
• Connect visible differences in components to appropriate separation techniques

Learning Objectives

• Explain how Earth's axial tilt and orbital eccentricity influence seasons and climate patterns.
• Describe the lunar phases and their predictable cycle.
• Understand how gravitational forces between Earth, Moon, and Sun create tides.+ Show more

Learning Objectives

• Identify different lines of evidence supporting evolutionary history.
• Understand how fossil, anatomical, and molecular evidence contribute to the study of evolution.
• Analyze how multiple evidence types reinforce scientific conclusions about population changes over time.

Learning Objectives

• Define electric current, voltage, and resistance using correct SI units and symbols
• Compare typical magnitudes of current, voltage, and resistance in household and farm equipment contexts
• Use relationships between voltage, current, and resistance to interpret measurements and select appropriate components

Learning Objectives

• Explain how waves transfer energy without permanently moving matter.
• Differentiate transverse and longitudinal waves using particle motion and wave patterns.
• Relate amplitude and wavelength to the energy and spacing of a wave pattern.

Learning Objectives

• Explain how invasive (non-native) species can disrupt native biodiversity and ecosystem balance
• Describe how invasive species can change energy pathways and nutrient cycles within food webs
• Identify pathways that allow invasive species to spread and predict ecosystem-level consequences+ Show more

Learning Objectives

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

Learning Objectives

• Explain the concept of London dispersion forces and their role in molecular interactions.
• Describe how dispersion forces depend on molecular size and shape.
• Link the microscopic nature of dispersion forces to macroscopic phenomena such as melting points and phase behavior of nonpolar substances.+ Show more

Learning Objectives

• Explain how DNA, RNA, and protein sequence comparisons can reveal evolutionary relationships.
• Describe how molecular clocks use sequence divergence rates to estimate divergence times.
• Evaluate how comparative genomics and gene duplication patterns complement fossil and morphological evidence.

Learning Objectives

• Explain how mechanical energy changes between kinetic and potential forms through work interactions
• Describe how non-conservative forces like friction convert mechanical energy into thermal energy
• Use energy bookkeeping to predict feasible speeds and heights for real situations+ Show more

Learning Objectives

• Explain how voltage, current, and resistance are proportionally related
• Calculate missing circuit quantities using voltage and resistance
• Predict current changes when resistance changes at fixed voltage+ Show more

Learning Objectives

• Describe how temperature influences the kinetic energy of particles and solvent–solute interactions.
• Explain why solids dissolve more readily at higher temperatures and why gas solubility decreases with increasing temperature.
• Apply qualitative thermodynamic reasoning to analyze solubility and reaction rate trends with temperature.+ Show more

Learning Objectives

• Explain how temporary induced dipoles arise in nonpolar molecules
• Describe how dispersion force strength changes with molar mass
• Compare dispersion forces using molecular size, shape, and surface contact+ Show more

Learning Objectives

• Explain how predator–prey interactions affect population size and behavior over time
• Describe how refuges and compensatory mechanisms can reduce or change predator impacts
• Use functional response ideas to predict how predator consumption can change with prey density+ Show more

Learning Objectives

• Describe the processes involved in the formation, transformation, and destruction of rocks across geologic time.
• Explain how plate tectonics influence metamorphism, magma generation, and sedimentation.
• Interpret stratigraphic columns and tectonic cross-sections to understand material pathways.+ Show more

Learning Objectives

• Distinguish when to use mean, median, and mode as measures of central tendency in different data contexts
• Explain how skewness, outliers, and multimodal distributions affect each central tendency measure
• Connect assumptions about an underlying data-generating process to the choice of a summary statistic+ Show more

Learning Objectives

• Understand molecular tools used in species classification, including DNA barcoding and phylogenetic trees.
• Compare genetic markers with morphological keys in identifying species.
• Explain how molecular evidence can reveal cryptic species and inform taxonomy.+ Show more

Learning Objectives

• Define power in physical systems.
• Differentiate between average and instantaneous power.
• Describe how power relates to energy transfer over time.+ Show more

Learning Objectives

• Understand the properties used to classify materials such as density, solubility, hardness, and viscosity.
• Learn how to construct simple property tables for materials.
• Compare numerical property values to group substances effectively.+ Show more

Learning Objectives

• Distinguish systematic error from random error and identify how each affects measurements.
• Recognize common sources of error, including instrument bias, sampling limitations, confounding, and model mis-specification.
• Use evidence such as residual patterns, cross-method comparisons, and sensitivity analyses to detect bias.+ Show more

Learning Objectives

• Understand how temperature influences reaction rates through molecular energy distribution.
• Explain the connection between average kinetic energy and collision success in chemical reactions.
• Analyze energy profiles to understand how modest temperature changes impact reaction rates.+ Show more

Learning Objectives

• Understand the origin and significance of atomic spectra in identifying elements and electronic structures.
• Describe the principles of spectral line formation, including selection rules and line broadening.
• Interpret spectroscopic data to support applications in environmental monitoring, resource assessment, and laboratory analysis.+ Show more

Learning Objectives

• Explain how reaction energy profiles illustrate activation energy, transition states, and energy changes.
• Compare uncatalyzed and catalyzed reaction pathways in terms of activation energy and reaction rate.
• Justify why catalysts increase rate without changing the overall energy difference between reactants and products.+ Show more

Learning Objectives

• Explain how a claim, evidence, and reasoning work together in CER argumentation.
• Use appropriate scientific evidence (measurements, trends, comparisons) to support a claim.
• Write reasoning that connects evidence to a claim using scientific principles and clear cause logic.+ Show more

Learning Objectives

• Understand the differences between sexual and asexual reproduction.
• Identify examples of reproductive strategies used by organisms in Alberta.
• Compare ecological trade-offs related to reproductive methods.+ Show more

Learning Objectives

• Explain the three primary mechanisms of speciation: allopatric, sympatric, and parapatric.
• Describe reproductive barriers, including prezygotic and postzygotic, and their roles in speciation.
• Identify how geographic, ecological, and environmental factors contribute to reproductive isolation.+ Show more

Learning Objectives

• Explain how natural selection acts on heritable variation within populations.
• Identify different types of selection: directional, stabilizing, and disruptive.
• Describe how environmental factors influence selective regimes and drive adaptation.+ Show more

Learning Objectives

• Describe how carbon cycles between air, organisms, and soils.
• Explain the roles of bacteria in the nitrogen cycle.
• Trace how phosphorus moves through water, soil, and organisms.+ Show more

Learning Objectives

• Apply Ohm’s law and Kirchhoff-style reasoning to analyze simple DC circuits with series and parallel resistive elements.
• Use circuit algebra to determine current, voltage, resistance, and power dissipation in equivalent circuit representations.
• Connect energy transfer rates in circuits (electrical power) to broader mechanical and thermal energy ideas.

Learning Objectives

• Understand the relationship between voltage, current, and resistance in electrical circuits.
• Learn to perform basic calculations connecting measurable circuit quantities.
• Apply proportional reasoning to predict how changes in resistance affect current in a fixed potential difference.+ Show more

Learning Objectives

• Understand the electrostatic attraction between ions in ionic bonds
• Describe how ions are arranged in a crystal lattice
• Explain the transfer of electrons leading to charged ions+ Show more