Reading comprehension Worksheets

Learning Objectives

• Explain how anthropogenic pollutants enter ecosystems through key exposure pathways in aquatic and terrestrial environments.
• Describe how nutrients, hydrocarbons, and airborne pollutants can affect organism health and ecosystem chemistry.
• Connect pollutant sources to observable ecological effects such as food web changes and bioaccumulation risks.

Learning Objectives

• Distinguish mutualism, commensalism, and parasitism by the effects on both species.
• Explain how symbiosis types can influence population dynamics and community structure.
• Use examples to describe ecological consequences such as resource distribution and coevolution.

Learning Objectives

• Explain what solution concentration means and identify the roles of solute and solvent.
• Use mass percent and grams per litre to describe how concentrated a solution is.
• Predict how concentration can affect boiling point and freezing point.

Learning Objectives

• Explain how calorimetry uses temperature change to determine energy transfer.
• Apply the idea of energy conservation to heat gained or lost by substances.
• Use specific heat concepts to compare heating, cooling, melting, and thermal losses.

Learning Objectives

• Explain how birth rates, death rates, immigration, and emigration influence population size and distribution
• Describe how abiotic constraints and resource availability can limit population growth in different regions
• Use examples (prairies, boreal forests, disease outbreaks, and human land-use change) to predict how populations can fluctuate+ Show more

Learning Objectives

• Explain how wetlands provide hydrological, chemical, and biological functions in an ecosystem
• Describe how wetlands support water storage, nutrient cycling, and habitat for wildlife
• Compare functional roles of different wetland types (e.g., peatlands and marsh complexes)

Learning Objectives

• Explain equilibrium as the condition where net force is zero and motion does not change
• Distinguish static equilibrium from dynamic equilibrium using examples from structures and motion
• Identify balanced and unbalanced force pairs and describe how they affect safety and design

Learning Objectives

• Explain how beams bend, shear, and deflect when loads are applied
• Describe how span, support conditions, and load types affect beam performance
• Use span-to-depth ratio, material stiffness, and service load ideas to judge stability and comfort

Learning Objectives

• Explain how kinetic and potential energy are related to motion using elevation, mass, and speed.
• Describe energy transfer and conservation in mechanical systems without creating or destroying energy.
• Use qualitative reasoning to predict how changing height or speed affects mechanical energy.+ Show more

Learning Objectives

• Explain dynamic chemical equilibrium and how equal forward and reverse reaction rates lead to constant concentrations over time.
• Use Le Châtelier’s principle qualitatively to predict how changes in conditions shift an equilibrium position.
• Interpret the equilibrium constant (K) to determine whether reactants or products are favored.+ Show more

Learning Objectives

• Explain how push and pull interactions create forces that can change an object's motion
• Differentiate between contact forces and non-contact forces using examples
• Describe how net force influences acceleration (speeding up, slowing down, or changing direction)

Learning Objectives

• Explain how static and kinetic friction oppose relative motion and affect acceleration and stopping distance.
• Describe aerodynamic drag as a force that opposes motion through air and influences speed of moving objects.
• Connect surface texture and normal force to changes in the frictional coefficient and real-world movement outcomes.

Learning Objectives

• Interpret distance–time and speed–time graphs by relating graph features to motion in real situations.
• Explain how slope and area under a speed–time graph connect to instantaneous and average rates.
• Translate tabulated measurements into graphs and make quantitative conclusions from them.

Learning Objectives

• Distinguish classical Mendelian inheritance from extended inheritance models such as incomplete dominance, codominance, polygenic inheritance, and sex-linked traits
• Interpret genotype expectations from Punnett squares and explain how dominance, dominance hierarchies, and environmental effects can change outcomes
• Use pedigree patterns and linkage/recombination concepts to predict and evaluate trait transmission

Learning Objectives

• Explain key principles of research ethics, including integrity, informed consent, data stewardship, and conflicts of interest.
• Apply ethical norms to evaluate case studies involving misconduct and responsible research practices.
• Describe how reproducibility, peer review, and institutional review processes support trustworthy science.

Learning Objectives

• Explain why ethical review and research integrity protect participants, animals, and scientific trust.
• Identify common conflicts of interest and describe practical steps to manage them transparently.
• Apply norms for data management, authorship, reproducibility, and handling anomalous or negative results.

Learning Objectives

• Explain how natural selection, genetic drift, gene flow, and mutation generate biological diversity at the population level.
• Evaluate evidence for evolution using paleontology, comparative anatomy, and molecular homology.
• Apply concepts of phenotype fitness and selection pressures to predict changes in allele frequencies over time.

Learning Objectives

• Explain how photosynthetic light reactions and dark reactions convert energy and manage electron flow.
• Compare aerobic and anaerobic cellular respiration in terms of energy yield and end products.
• Describe how electron transport chains and chemiosmosis drive ATP synthesis across membranes.

Learning Objectives

• Explain how experimental evidence led to changes in atomic models from Dalton to Rutherford to Bohr.
• Relate cathode ray observations and gold foil scattering to the existence and location of subatomic particles.
• Connect discrete spectral lines to quantized energy levels and infer implications for electron structure.

Learning Objectives

• Explain how mitosis and meiosis produce different chromosome outcomes and support different biological roles
• Describe how chromosome segregation, homologous recombination, and cell-cycle checkpoints maintain genomic integrity
• Interpret karyotypes and nondisjunction consequences to predict changes in inheritance and phenotype

Learning Objectives

• Explain how scientific and technological decisions create benefits and harms that are distributed unevenly across society.
• Analyze public health, environmental, and economic trade-offs using evidence and clear criteria.
• Evaluate how risk perception and governance frameworks shape policy choices during technological change.

Learning Objectives

• Explain how inclined planes reduce the required input force by increasing the distance over which the force acts.
• Identify and interpret force components parallel to and perpendicular to the slope.
• Calculate and compare mechanical advantage using input force and load.

Learning Objectives

• Use integrated systems analysis to compare design options using mechanical advantage, materials, and structural safety.
• Connect force and motion data to machine function and structural evaluation in real-world scenarios (wind, snow, and load).
• Justify a design choice using evidence from mechanical calculations and safety criteria.

Learning Objectives

• Explain how a lever changes force and direction of a push or pull using fulcrum placement and lever arms.
• Describe how pulley systems can increase mechanical advantage and change the direction of force.
• Calculate and compare input (effort) and output (load) forces using simple mechanical advantage relationships.

Learning Objectives

• Calculate reaction enthalpy using standard enthalpies of formation and combustion data.
• Apply Hess’s law to combine enthalpy terms for a net chemical equation.
• Use bond enthalpies to make approximate energy estimates and compare reaction pathways.

Learning Objectives

• Describe motion using distance, time, and speed, including correct units
• Calculate average speed using distance and time and interpret results
• Identify common sources of measurement error and explain how they affect motion data+ Show more

Learning Objectives

• Draw and interpret free-body diagrams to represent forces acting on an object
• Determine net force direction and magnitude by combining perpendicular force components
• Identify how friction, normal force, and gravity affect motion on an incline

Learning Objectives

• Explain how simple machines change the magnitude or direction of a force to make work easier
• Describe the roles of levers, pulleys, wedges, screws, inclined planes, and wheel-and-axles in everyday tools
• Calculate mechanical advantage from input and output forces and interpret what the result means

Learning Objectives

• Explain how supports and foundations help buildings resist loads through load paths.
• Identify how compression, tension, and shear influence different structural members.
• Describe how stiffness, strength, and durability are used to judge structural safety under wind and snow loads.

Learning Objectives

• Explain how truss members form internal force paths of tension and compression
• Use the method of joints concept to reason about forces in individual truss members
• Compare common truss forms (e.g., king post, queen post, and Pratt) by their structural efficiency and redundancy+ Show more

Learning Objectives

• Explain how energy inputs, useful outputs, and losses can be traced in system models
• Use energy flow ideas (including waste heat) to discuss conservation of energy in real systems
• Interpret simple Sankey-style energy pathways and calculate or compare conversion efficiency

Learning Objectives

• Explain how seasonal solar energy input and surface properties (like snow cover) affect temperatures and energy budgets.
• Describe how energy transformations (radiative, sensible, and latent heat) drive freeze-thaw dynamics, snowpack insulation, and lake stratification.
• Interpret how energy storage and release during the seasons influences ecosystems in different regions.

Learning Objectives

• Explain how radiant transfer moves energy using electromagnetic waves without needing matter contact.
• Describe how solar radiation intensity, surface absorptivity, and emissivity affect net radiative heating and cooling.
• Apply emissivity and absorptivity ideas to predict daytime warming and nocturnal cooling of landscapes and buildings.

Learning Objectives

• Use specific heat, mass, and temperature change to quantify energy transfer in Joules and kilojoules.
• Explain how thermal energy calculations connect to practical situations and energy budgets.
• Interpret basic claims about heating, melting, and energy units using quantitative reasoning.

Learning Objectives

• Explain how average particle kinetic energy is related to temperature.
• Describe how thermal energy depends on both particle motion and number of particles.
• Use the particle model to connect microscopic motion to pressure and thermal changes.

Learning Objectives

• Explain how thermal conductivity and specific heat capacity affect heat flow through common building materials
• Use material properties such as density and porosity to predict how moisture and temperature change in building assemblies
• Compare trade-offs between insulation performance and structural considerations for Alberta climates

Learning Objectives

• Use an energy budget to connect conduction, convection, and radiation to system energy performance
• Apply conservation of energy to compare net heat gain and required fuel energy in building or district heating systems
• Interpret how storage and conversion losses affect predicted temperature responses

Learning Objectives

• Explain how insulation reduces heat transfer between inside and outside environments.
• Relate R-value, thickness, and construction details to thermal resistance and comfort.
• Describe how thermal bridges and air leaks can increase heat flow even when insulation is present.+ Show more

Learning Objectives

• Explain the meaning of specific heat capacity and how it relates to thermal energy changes.
• Use the heat equation Q = m c ΔT with correct units (grams, degrees Celsius, Joules or kilojoules).
• Convert between Joules and kilojoules and interpret temperature-change measurements.

Learning Objectives

• Identify observable evidence that a chemical change has occurred.
• Explain, using a particle-level model, how bonds can break and form during a chemical change.
• Distinguish chemical changes from physical changes based on whether new substances form.

Learning Objectives

• Explain how building orientation, the thermal envelope, and mechanical systems affect heat flow and seasonal energy use.
• Identify design strategies that improve comfort and reduce thermal bridges in cold Alberta climates.
• Describe trade-offs between upfront materials and ongoing energy/comfort needs.

Learning Objectives

• Explain how convection transports heat through fluid motion caused by temperature and density differences.
• Distinguish natural convection from forced convection and describe real-world examples.
• Use boundary-layer and buoyancy ideas to predict how heat transfer patterns can change with conditions.

Learning Objectives

• Explain how conduction transfers kinetic energy in solids through particle-to-particle collisions
• Compare how different materials conduct heat using conductivity ideas
• Describe how interfaces, material contact, and contact resistance influence heat flow and temperature gradients+ Show more

Learning Objectives

• Explain how solubility depends on the nature of the solute and solvent.
• Describe how temperature, pressure (for gases), and surface area affect dissolving.
• Connect particle size and agitation to the rate and extent of dissolution.

Learning Objectives

• Explain how physical properties (particle size, solubility, magnetism, boiling point) can be used to separate mixtures without changing chemical identity
• Match common separation techniques to the physical property differences they exploit
• Interpret separation efficiency by linking observations (what remains vs. what is removed) to the type of material in a mixture

Learning Objectives

• Use mass conservation to build simple mass budgets for closed or near-closed science systems.
• Explain how reaction stoichiometry and waste/environmental accounting apply conservation of mass.
• Analyze measured versus expected masses and suggest plausible reasons for differences.

Learning Objectives

• Explain what it means for a solution to be saturated at a specific temperature and pressure
• Describe how solubility limits determine whether solute stays dissolved or forms a solid
• Differentiate saturated and supersaturated conditions and predict what happens when conditions change+ Show more

Learning Objectives

• Identify common observable indicators of chemical reactions, such as gas production, heat exchange, colour changes, and precipitate formation.
• Describe reaction evidence using clear scientific language and connect observations to possible particle interactions and mass changes.
• Interpret qualitative evidence to make reasonable predictions about reaction types and the extent of a reaction.