Reading comprehension Worksheets

Learning Objectives

• Explain how energy is converted and conserved across mechanical motion and electrical circuits in integrated systems.
• Analyze work-energy and kinematic relationships to predict changes in speed, height, or motion in real technologies.
• Use electromagnetic conversion ideas to trace energy flow from generators or motors to usable electrical power, including losses.

Learning Objectives

• Explain how temperature, concentration, surface area, and catalysts affect reaction rates using collision theory and activation energy.
• Interpret qualitative cause-and-effect relationships between rate factors and observable real-world changes.
• Apply rate-factor concepts to describe how industrial and environmental conditions can speed up or slow down chemical reactions.

Learning Objectives

• Identify and describe major forms of energy (kinetic, potential, thermal, chemical, radiant, and nuclear) and where they are found.
• Explain how energy transfers and transforms during common real-world processes such as heating, movement, and respiration.
• Use energy form reasoning to interpret questions about stored energy, energy in motion, and energy release.

Learning Objectives

• Explain how organelle composition varies across specialized cell types and how that supports specific functions
• Use examples (muscle, secretory cells, red blood cells) to connect cellular structure to organism-level outcomes
• Describe how specialized cells work together to form tissues and contribute to organ system functions

Learning Objectives

• Explain how mutations create genetic variation that can affect traits through changes in DNA and gene regulation.
• Differentiate between neutral, harmful, and beneficial mutations and relate them to environmental conditions.
• Connect mutation-driven variation to evolution and natural selection in populations.

Learning Objectives

• Explain how engineering solutions communicate design choices using criteria, constraints, and expected performance.
• Interpret models and diagrams that represent relationships among subsystems in a complex system.
• Use technical language to justify trade-offs and clarify assumptions in an engineering design.

Learning Objectives

• Explain momentum as a vector quantity and use it to analyze isolated systems.
• Apply conservation of momentum to collisions using equal and opposite forces/impulses.
• Distinguish elastic and inelastic collisions in terms of kinetic energy and internal energy changes.+ Show more

Learning Objectives

• Explain how incomplete dominance and codominance produce phenotypes that differ from simple dominant–recessive patterns.
• Interpret how multiple alleles and polygenic inheritance lead to continuous variation in traits.
• Describe how pleiotropy, variable penetrance/expressivity, and environment modify genetic phenotypes.

Learning Objectives

• Explain the overall purpose of photosynthesis and its key inputs and outputs.
• Describe how light-dependent reactions and the Calvin cycle work together to make glucose.
• Interpret how chlorophyll and electron transfer support energy conversion in photosynthesis.+ Show more

Learning Objectives

• Explain how competition, predation, and symbiosis affect survival and reproduction in ecosystems.
• Analyze how species interactions can influence community composition over time.
• Use ecological terminology to describe real-world examples of interactions among organisms.

Learning Objectives

• Explain how reproductive isolation leads to speciation by preventing gene flow between populations.
• Compare geographic, ecological, and temporal isolation mechanisms and describe how each limits interbreeding.
• Describe how accumulated genetic changes (mutation and natural selection) can eventually produce reduced fitness in hybrids.+ Show more

Learning Objectives

• Use the VSEPR model to predict molecular shapes from bonding pairs and lone pairs around a central atom.
• Identify how electron-pair geometry differs from molecular geometry and how each affects molecular properties.
• Explain connections between molecular geometry and polarity, dipole moments, and intermolecular forces.

Learning Objectives

• Explain how evidence and data support or challenge scientific explanations
• Evaluate evidence for relevance, precision, reliability, and reproducibility
• Distinguish what is known from what is uncertain and determine what additional evidence is needed

Learning Objectives

• Explain why scientific models and explanations are revised when new evidence or improved methods reveal gaps.
• Use the model-revision process: compare predictions to evidence, identify mismatches, and update assumptions or structure.
• Distinguish model revision from starting over in science by describing how accumulated findings reshape models.

Learning Objectives

• Explain how industrialization and globalization change employment, industry, and trade
• Analyze cause-and-effect relationships between economic policy shifts and real-world outcomes
• Evaluate how interdependence among nations influences national development strategies

Learning Objectives

• Explain how inherited variation, environmental pressures, and differential survival/reproduction drive natural selection
• Use the idea of fitness to predict how traits become more or less common over generations
• Describe how populations change through time and relate adaptation to current environmental conditions

Learning Objectives

• Identify observable evidence that indicates a chemical reaction is forming new substances
• Explain how reaction evidence connects to atom rearrangement and bonding changes
• Distinguish chemical changes from physical changes using specific clues such as gas, precipitate, color, temperature, and odor

Learning Objectives

• Explain how natural selection changes trait frequencies in a population over many generations.
• Describe the difference between heritable traits and traits gained during an individual’s lifetime.
• Use examples (such as antibiotic resistance) to identify variation, selection, survival, and reproduction.

Learning Objectives

• Explain how measurable data can support a scientific claim.
• Distinguish direct observations from interpretations in evidence-based reasoning.
• Use units, scales, and comparable methods to evaluate the reliability of conclusions.

Learning Objectives

• Identify signs of physical changes using evidence such as phase transitions, shape changes, dissolution, and consistent mass in closed systems.
• Explain how particle rearrangement and energy changes can cause observable changes without changing chemical identity.
• Distinguish physical change indicators from signs that would suggest a chemical change.

Learning Objectives

• Identify how competition, predation, and mutualism affect population sizes and community composition
• Explain how resource use overlap can lead to competitive exclusion and how niches allow coexistence
• Use examples to predict likely outcomes for population trajectories under different interaction types

Learning Objectives

• Explain how gravity and water-driven forces contribute to mass wasting and coastal erosion.
• Describe how heavy rain and slope stability affect the likelihood of landslides.
• Identify how waves and storm surge reshape coastlines over time.

Learning Objectives

• Explain how mitochondria convert energy in cells through cellular respiration to produce ATP.
• Describe the roles of electron transport chains and membrane gradients in ATP synthesis.
• Relate mitochondrial structure (like inner membrane folds) to its function in energy conversion.+ Show more

Learning Objectives

• Explain how the nucleus houses genetic material and how it influences cell activities
• Describe the roles of the nuclear envelope and nuclear pores in regulating traffic between nucleus and cytoplasm
• Connect DNA, genes, transcription, translation, and protein synthesis to nucleus function

Learning Objectives

• Explain how specialized cell structures support specific functions in the body
• Compare red blood cells, neurons, and root hair cells using evidence from their morphology
• Use scientific vocabulary (nucleus, axon, diffusion, surface area, transport) to describe cell functions

Learning Objectives

• Explain how tectonic uplift, volcanic construction, and surface processes work together to shape landforms
• Compare how uplift rates versus erosion rates affect whether topography rises or is worn down
• Describe how climate influences weathering and sediment transport over geologic time+ Show more

Learning Objectives

• Interpret pedigree symbols and relationships to infer patterns of inheritance across generations
• Differentiate autosomal dominant, autosomal recessive, X-linked, and mitochondrial inheritance using affected/carrier patterns
• Use pedigree information to make probability-based predictions for relatives

Learning Objectives

• Explain how valence electrons influence whether bonds form through transfer or sharing.
• Differentiate ionic bonding and covalent bonding using the atomic/electron model.
• Predict how bonding type can affect properties such as conductivity and melting point.

Learning Objectives

• Explain how tectonic activity creates landforms that can store valuable resources over time
• Describe how erosion and sedimentation redistribute Earth materials to form basins and river deposits
• Connect weathering, soil formation, and mineral release to ecosystems and groundwater+ Show more

Learning Objectives

• Explain how energy moves through trophic levels in an ecosystem.
• Describe why available energy decreases at each step of energy transfer.
• Evaluate how changes in producers can affect the entire community.

Learning Objectives

• Explain mechanical advantage as a ratio that compares input force to load force (or input distance to load distance).
• Calculate and interpret mechanical advantage for levers and pulley systems, including how they affect force and displacement.
• Describe trade-offs between force reduction and increased movement distance in common machines.+ Show more

Learning Objectives

• Define ecosystem services and distinguish provisioning, regulating, cultural, and supporting services.
• Explain how biodiversity influences the strength and reliability of ecosystem services.
• Analyze how threats such as land-use change, pollution, and climate shifts can alter service delivery and create trade-offs.+ Show more

Learning Objectives

• Explain momentum and how it depends on mass and velocity.
• Use conservation of total momentum to analyze collisions and explosions with internal forces.
• Differentiate elastic and inelastic collisions by comparing how kinetic energy behaves.

Learning Objectives

• Explain conservation of matter by tracking atoms in chemical reactions.
• Describe how reactants’ atoms are rearranged into new substances while atoms are conserved.
• Relate energy changes in reactions to temperature changes and heat transfer.+ Show more

Learning Objectives

• Explain how human activities affect biodiversity through habitat change, pollution, resource extraction, invasive species, and greenhouse gas emissions.
• Describe how changes in species diversity can alter ecosystem services such as pollination, water purification, and soil formation.
• Evaluate human impacts by linking changes in habitats and communities to ecosystem functioning and possible socioecological feedbacks.

Learning Objectives

• Explain the difference between balanced and unbalanced forces using the idea of net force.
• Predict how an object’s speed and/or direction changes when forces do or do not cancel out.
• Connect the direction of the net force to the observable change in motion.

Learning Objectives

• Explain how physical and conceptual models represent scientific systems and help predict outcomes.
• Use models to interpret patterns in data and identify assumptions and limitations.
• Refine a model when new evidence does not match predictions.

Learning Objectives

• Identify key weather elements (temperature, precipitation, wind, cloud cover, and humidity) and how they are measured.
• Explain how multiple weather elements work together to influence forecasts.
• Use data from weather observations to make simple predictions about changes in weather.

Learning Objectives

• Identify common symbols used in circuit diagrams for batteries, wires, switches, resistors/loads, and meters.
• Explain how current and voltage are represented and interpreted using labels in circuit diagrams.
• Translate between a simple physical circuit description and its circuit diagram using correct connections.+ Show more

Learning Objectives

• Explain how the respiratory system brings oxygen to moist exchange surfaces and removes carbon dioxide by diffusion.
• Describe how lung structures and surface area adaptations increase the efficiency of gas exchange.
• Connect respiratory function with circulation in order to supply oxygen and remove metabolic wastes and heat.

Learning Objectives

• Describe how particle models represent matter as collections of atoms and molecules that occupy space
• Use particle diagrams to infer similarities and differences in substances and to predict changes in composition
• Explain that rearranging particles occurs during physical and chemical changes

Learning Objectives

• Explain how El Niño and La Niña relate to changes in ocean temperatures in the tropical Pacific.
• Describe how altered sea surface temperatures can influence evaporation, cloud formation, and wind circulation.
• Use evidence from precipitation and wind trends to connect ocean changes to broader climate impacts.

Learning Objectives

• Identify and distinguish major forms of energy (kinetic, potential, thermal, and energy carried by light and electricity).
• Explain how energy transfers and transforms in everyday situations.
• Use basic examples to connect energy forms to observable changes in motion, temperature, and energy flow.

Learning Objectives

• Distinguish physical changes from chemical changes using observable clues
• Identify chemical-change indicators such as gas evolution, precipitate formation, persistent color change, and temperature shifts
• Explain how properties like melting point, solubility, and conductivity can change differently in physical vs chemical processes

Learning Objectives

• Explain why scientific knowledge and theories can change when new evidence or improved reasoning becomes available.
• Describe how scientists evaluate competing explanations using the quality and consistency of supporting evidence.
• Use examples to predict how updated evidence could change a theory or refine its predictions.

Learning Objectives

• Explain how human land use and development can change habitat structure and species interactions.
• Describe how resource extraction, agriculture, and wetland drainage can alter nutrient cycles and water systems.
• Analyze how invasive species and cumulative watershed effects can increase ecological risk.+ Show more

Learning Objectives

• Explain the difference between ecological restoration and mitigation and why both aim to re-establish ecological function and connectivity.
• Describe common restoration approaches used in Alberta contexts, including habitat reclamation, riparian buffer creation, soil amendment, and species reintroductions.
• Identify how adaptive management and monitoring metrics are used to track recovery and adjust restoration actions over time.+ Show more

Learning Objectives

• Differentiate kinetic energy and gravitational potential energy using examples from everyday motion.
• Explain how energy can shift between kinetic and potential forms while total mechanical energy stays constant in an ideal system.
• Apply energy concepts to real scenarios such as a roller coaster moving between the top and bottom of a hill.