Science Worksheets

Learning Objectives

• Describe the key structural differences between DNA and RNA.
• Explain the significance of base pairing and strand orientation in genetic replication.
• Identify the chemical components that distinguish DNA from RNA and their roles in cellular functions.+ Show more

Learning Objectives

• Understand the role of enzymes as biological catalysts in speeding up metabolic reactions.
• Describe how enzyme structure relates to substrate specificity and catalysis.
• Explain the functions of cofactors and coenzymes in enzyme activity.+ Show more

Learning Objectives

• Interpret visual data from microscopy images, including scale bars and resolution limits.
• Identify cellular structures and artifacts in micrographs using staining and contrast techniques.
• Differentiate between electron micrographs and fluorescence microscopy based on ultrastructure and molecule detection.+ Show more

Learning Objectives

• Understand the stepwise process of glycolysis and its energy changes.
• Identify the key intermediates and branch points in glycolysis.
• Describe how glycolysis functions under aerobic and anaerobic conditions.+ Show more

Learning Objectives

• Understand the concept of adaptive radiation and its role in biodiversity.
• Identify key processes involved in adaptive radiation such as ecological niches and speciation.
• Explain how variations in selective pressures influence trait evolution during adaptive radiation.+ Show more

Learning Objectives

• Describe the processes of transcription and translation in gene expression.
• Identify key components involved in transcribing and translating genetic information.
• Explain how post-transcriptional and post-translational modifications influence protein function.+ Show more

Learning Objectives

• Understand the fundamental mechanisms driving evolution, including natural selection, genetic drift, mutation, and gene flow.
• Describe how these mechanisms influence allele frequencies and lead to change in populations over time.
• Explain how populations adapt, diverge, and show long-term genetic and trait changes due to evolutionary processes.

Learning Objectives

• Explain how molecules move across cellular membranes through passive and active processes.
• Differentiate between diffusion, facilitated diffusion, osmosis, and active transport.
• Describe vesicular transport mechanisms such as endocytosis and exocytosis.+ Show more

Learning Objectives

• Explain how the heart and lungs work together to regulate oxygen and carbon dioxide levels in the blood.
• Describe the processes of pulmonary ventilation and systemic circulation.
• Identify how chemoreceptors monitor blood gases and influence respiratory and cardiac responses.+ Show more

Learning Objectives

• Understand how enzyme activity is modulated through various mechanisms such as allosteric control, inhibition, and covalent modification.
• Explain how environmental factors like temperature and pH influence enzyme function.
• Describe the role of feedback inhibition in metabolic pathways.+ Show more

Learning Objectives

• Describe the main components and reservoirs involved in biogeochemical cycles.
• Explain the processes that drive fluxes of elements like carbon, nitrogen, and phosphorus.
• Analyze how cycle rates and reservoir sizes influence ecosystem responses to environmental changes.+ Show more

Learning Objectives

• Understand the organization of different tissue types and their roles in organ systems.
• Identify microscopic features of tissues and relate their structure to function.
• Describe how cellular organization supports physiological roles in tissues.+ Show more

Learning Objectives

• Understand the various types of species interactions within a community.
• Identify the roles of keystone species and ecosystem engineers.
• Analyze how species relationships influence community structure and ecosystem stability.+ Show more

Learning Objectives

• Describe the main phases of the Calvin cycle and their roles in photosynthesis.
• Explain how atmospheric carbon dioxide is fixed into organic molecules during the cycle.
• Identify the enzymes involved in the Calvin cycle and their functions.+ Show more

Learning Objectives

• Describe the semi-conservative process of DNA replication.
• Identify the roles of enzymes such as helicase, primase, and DNA polymerase in DNA duplication.
• Explain the significance of replication fidelity and timing on genome stability.+ Show more

Learning Objectives

• Understand how to interpret family charts and pedigree symbols to trace inheritance patterns.
• Identify differences among autosomal dominant, autosomal recessive, X-linked, and mitochondrial inheritance modes.
• Analyze pedigree patterns to distinguish between different inheritance types.+ Show more

Learning Objectives

• Explain the key concepts and factors affecting population growth and decline.
• Analyze how density-dependent and density-independent factors influence populations.
• Describe species interactions and their effects on community structure.+ Show more

Learning Objectives

• Describe the molecular basis of light absorption in photosynthesis, including pigment spectra.
• Explain energy transfer among pigments and conversion to chemical energy via photosystems.
• Evaluate the concepts of rate, efficiency, and quantum yield in photosynthesis.+ Show more

Learning Objectives

• Explain how multiple lines of evidence (fossils, comparative anatomy, and molecular data) support common ancestry.
• Identify how homologous structures and shared genetic features indicate evolutionary relationships.
• Use evidence to describe how evolutionary change can produce similarities and differences among species.

Learning Objectives

• Explain how graphs and tables represent data and how axes, labels, and units affect interpretation.
• Identify qualitative trends and quantitative relationships in data displays, including spread and outliers.
• Use evidence from a representation tool to support cautious scientific conclusions.

Learning Objectives

• Describe the organization of the nervous system from neurons and synapses to neural circuits.
• Explain how action potentials and synaptic transmission enable signal propagation and processing.
• Relate cellular features such as myelination and synaptic architecture to conduction velocity and neural processing capacity.+ Show more

Learning Objectives

• Explain how limiting resources such as space, light, water, and nutrients affect carrying capacity and population size
• Describe how biotic interactions (competition and predation) influence which species persist in a community
• Analyze how changes in ecological factors can shift species abundances and community composition over time

Learning Objectives

• Understand the symbols and conventions used in pedigree charts.
• Identify patterns of inheritance such as autosomal, X-linked, and mitochondrial traits.
• Analyze pedigree data to distinguish between dominant and recessive inheritance.+ Show more

Learning Objectives

• Understand the concepts of theoretical, actual, and percent yield in chemical reactions.
• Identify limiting reagents and their impact on product formation.
• Calculate percent yield from given experimental data.+ Show more

Learning Objectives

• Explain how nuclear fusion in stars produces elements heavier than hydrogen and helium
• Describe how stellar life cycles and explosive events disperse matter into space
• Connect the origins of elements to the chemical inventory available for planet formation on Earth

Learning Objectives

• Describe the orbital motions and gravitational interactions within the solar system.
• Explain how Earth's axial tilt and revolution cause seasonal changes.
• Identify the phases of the Moon and understand lunar cycles.+ Show more

Learning Objectives

• Describe the components of atomic structure, including protons, neutrons, and electrons.
• Explain the concepts of atomic number, mass number, and isotopes with examples.
• Understand basic electron configuration and valence electrons in relation to chemical behaviour.+ Show more

Learning Objectives

• Understand the stepwise biochemical process of glycolysis.
• Identify key enzymes, intermediates, and energy changes in glycolysis.
• Explain the differences between aerobic and anaerobic conditions in glycolysis.+ Show more

Learning Objectives

• Describe various mechanisms of membrane transport including passive and active processes.
• Differentiate between diffusion, facilitated diffusion, osmosis, and active transport.
• Explain the role of vesicular transport in cellular processes such as endocytosis and exocytosis.+ Show more

Learning Objectives

• Describe the basic components of an atom: protons, neutrons, and electrons.
• Explain how atomic number and mass number relate to element identity and isotopic variation.
• Identify simple electron arrangements for common elements.+ Show more

Learning Objectives

• Understand the mechanisms of enzyme regulation such as allosteric control and inhibition.
• Identify how environmental factors influence enzyme activity.
• Explain feedback inhibition and its role in metabolic pathways.+ Show more

Learning Objectives

• Explain how waves transfer energy without permanently moving matter
• Distinguish transverse waves from longitudinal waves using particle motion
• Identify how amplitude and wavelength relate to energy and spacing in a wave pattern+ Show more

Learning Objectives

• Understand the concepts of power as energy transfer rate and work per unit time.
• Differentiate between average and instantaneous power and their units.
• Explain mechanical efficiency as useful output energy relative to input energy.+ Show more

Learning Objectives

• Explain the process of ecological succession and its different types.
• Identify factors influencing succession trajectories in ecosystems.
• Model succession incorporating species traits, dispersal, and environmental constraints.+ Show more

Learning Objectives

• Describe the components of a food web, including producers, consumers, and decomposers.
• Explain the flow of energy among different organisms within a food web.
• Identify regional examples of food webs in Alberta wetlands and river systems.+ Show more

Learning Objectives

• Analyze integrated systems by understanding forces, machine functions, and structural evaluation.
• Compare alternative design solutions based on criteria such as mechanical advantage, material choice, and safety.
• Synthesize motion data, mechanical calculations, and structural assessments for regional applications.+ Show more

Learning Objectives

• Understand the mechanisms driving microevolution, including natural and artificial selection.
• Identify sources of genetic variation and their role in evolution.
• Analyze evidence such as fossil records and comparative anatomy to interpret evolutionary processes.+ Show more

Learning Objectives

• Explain how technology choices can affect people and the environment across a product’s life cycle.
• Identify trade-offs between benefits and harms when evaluating technological solutions.
• Use evidence to justify whether a technology decision is responsible and sustainable.

Learning Objectives

• Explain how material properties (strength, water resistance, and conductivity) match design demands in real-world situations.
• Use evidence and property tradeoffs (cost, availability, and ease of shaping) to justify material choices.
• Describe how filtration performance depends on membrane thickness, pore size, and durability over time.

Learning Objectives

• Interpret slopes on position–time and velocity–time graphs to determine velocity and acceleration
• Use changes in curvature, sign, and flat sections in motion graphs to infer changing direction or changing acceleration
• Connect forces to changes in acceleration and explain how those changes affect velocity and position over time

Learning Objectives

• Interpret displacement-time graphs to determine velocity using slope and direction using sign.
• Interpret velocity-time graphs to determine acceleration using slope and direction using graph position.
• Use acceleration-time graph patterns to describe whether acceleration is constant, changing, or reversing.+ Show more

Learning Objectives

• Explain how measurement uncertainty limits how strongly scientific results can be interpreted
• Represent measurements as ranges and use interval overlap to judge whether differences are meaningful
• Identify common sources of uncertainty (instrument resolution, experimental variation, and reading error)+ Show more

Learning Objectives

• Explain how storage reservoirs and time scales affect Earth system change
• Describe how carbon exchange among the atmosphere, oceans, living systems, and rocks influences atmospheric carbon
• Connect energy flow to evaporation, winds, temperature, and hydrologic feedbacks+ Show more

Learning Objectives

• Explain how a device can be modeled as a system with interacting components that produce intended outputs.
• Identify inputs, outputs, energy transfers, and material flow in a robotic gripper context.
• Use system boundaries and systems thinking to reason about constraints, reliability, and failure risk.

Learning Objectives

• Explain how flow strength and wind energy affect the size of particles that can be transported
• Describe how decreasing energy leads to sorting, with larger grains settling before finer sediments
• Use grain-size sorting patterns to infer how environments like streams, beaches, and deltas may have changed

Learning Objectives

• Explain how frequency, wavelength, and amplitude affect a wave’s observable characteristics
• Use the relationship between wave speed, frequency, and wavelength to predict how one parameter changes when another changes
• Interpret wave “signatures” by connecting amplitude, frequency, and wavelength to different features of a signal

Learning Objectives

• Identify the major human body systems and their functions
• Explain how the circulatory, respiratory, and digestive systems work together to support life
• Understand the importance of each system for health and survival+ Show more

Learning Objectives

• Explain how atoms move through an ecosystem via processes like photosynthesis, feeding, respiration, and decomposition.
• Describe how decomposers return nutrients to soil and water and how this supports new plant growth.
• Distinguish matter cycling from energy flow in ecosystems, emphasizing that energy moves one direction from the Sun.