Science Worksheets

Learning Objectives

• Use particle theory to explain how substances can mix and move in environmental systems.
• Interpret chemical signatures (patterns of ions or elements) as evidence for sources and sinks.
• Connect mass conservation ideas to how a closed or semi-closed system can store and transfer matter.

Learning Objectives

• Understand the concept of chemical equilibrium
• Learn how external stresses affect equilibrium systems
• Identify the effects of pressure changes on reactions+ Show more

Learning Objectives

• Understand how predator–prey relationships influence population dynamics.
• Identify key concepts such as functional responses, refuges, and trophic cascades in predator-prey interactions.
• Analyze the impact of predator absence or recolonization on ecosystems.+ Show more

Learning Objectives

• Understand the concepts of displacement, velocity, and acceleration in uniform motion.
• Differentiate between instantaneous and average rates of change.
• Apply constant-acceleration formulas to real-world scenarios such as free-fall and relative motion.

Learning Objectives

• Understand how invasive species spread and establish in new environments.
• Identify ecological impacts caused by invasive species.
• Explain the mechanisms behind invasion and their effect on native ecosystems.+ Show more

Learning Objectives

• Describe various types of species interactions such as competition, predation, and mutualism.
• Explain the role of keystone species and ecosystem engineers in community structure.
• Analyze indirect effects and emergent properties using network approaches.+ Show more

Learning Objectives

• Understand the concepts of linear momentum and impulse.
• Explain the principle of momentum conservation in collisions.
• Differentiate between elastic and inelastic collisions.+ Show more

Learning Objectives

• Understand the Earth's rotation and its effect on day and night.
• Identify how Earth's tilt and orbit cause seasons.
• Explain the Moon's phases and why they change monthly.+ Show more

Learning Objectives

• Understand how to interpret temperature and precipitation graphs
• Identify daily and seasonal temperature trends
• Analyze patterns in climate data over time+ Show more

Learning Objectives

• Understand the components of a food web and their roles
• Explain how energy flows through ecosystems
• Identify the connections between photosynthesis, respiration, and biomass+ Show more

Learning Objectives

• Identify elements and their ratios in chemical formulas.
• Distinguish between covalent and ionic bonds and their effects.
• Understand the law of definite composition.+ Show more

Learning Objectives

• Understand the principle of conservation of atoms and mass in chemical reactions.
• Apply techniques to balance chemical equations accurately.
• Connect symbolic equations to measurable mass relationships in chemical processes.+ Show more

Learning Objectives

• Understand how natural selection drives the evolution of adaptations in populations over generations.
• Identify examples of evolutionary processes such as antibiotic resistance and beak variations.
• Explain the role of environmental pressures in shaping trait frequencies and survival advantages.+ Show more

Learning Objectives

• Interpret and analyze graphical representations of scientific data
• Translate quantitative findings into different disciplinary languages
• Critique the quality of scientific evidence+ Show more

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

• Explain how molecular collisions influence reaction rates according to collision theory.
• Describe the concepts of activation energy and effective collisions.
• Analyze the role of energy barriers in chemical reactions, including examples like catalysts in Alberta's industrial applications.+ Show more

Learning Objectives

• Identify the parts of a muscle cell and describe their functions.
• Understand how actin and myosin filaments interact during muscle contraction.
• Explain the role of ATP and calcium in muscle contraction.+ Show more

Learning Objectives

• Explain the basic principles of plate tectonics and how plates move over the Earth's mantle.
• Identify different types of plate boundaries and their characteristic features.
• Describe geological phenomena such as sea-floor spreading, subduction zones, and fault systems.+ Show more

Learning Objectives

• Explain how elements cycle among living organisms, soil, water, and the atmosphere using examples from the carbon, nitrogen, and phosphorus cycles.
• Describe key processes (e.g., photosynthesis, respiration, fixation, nitrification, assimilation, ammonification, denitrification).
• Interpret how residence time and pool size affect nutrient availability and ecosystem productivity.

Learning Objectives

• Explain how cell specialization develops structures suited to specific functions.
• Describe how differentiation changes gene expression to produce functional proteins and organelles.
• Connect specialized cells to tissues and how tissues enable organs to perform complex tasks.

Learning Objectives

• Explain how particle arrangement and electrical forces influence melting point and electrical conductivity.
• Differentiate ionic lattices, covalent networks, and molecular solids using particle behavior.
• Use material-property evidence to infer the likely type of bonding or lattice structure.

Learning Objectives

• Understand how magnetic fields arise from permanent magnets and moving electric charges.
• Identify the pattern of magnetic field lines around various magnetic objects.
• Explain the relationship between electric currents and magnetic field orientation.+ Show more

Learning Objectives

• Explain how empirical observations, quantitative analyses, and model outputs can be connected to form an evidence-based explanatory claim.
• Use standards of sufficiency and consistency to judge whether evidence is strong enough to support an inference.
• Compare competing explanations by checking which explanation best matches multiple lines of evidence and why.+ Show more

Learning Objectives

• Explain Mendelian inheritance using dominant/recessive phenotypes and genotype ratios
• Compare non-Mendelian patterns (incomplete dominance, codominance, multiple alleles, polygenic, sex-linked, imprinting, mitochondrial) to Mendelian expectations
• Apply gene interaction ideas (environmental effects and linkage) to predict why phenotype ratios change

Learning Objectives

• Understand how population genetics influences evolutionary change.
• Identify factors that cause deviations from Hardy-Weinberg equilibrium.
• Analyze the effects of natural selection, genetic drift, gene flow, and mutation on populations.+ Show more

Learning Objectives

• Understand the key considerations involved in mechanism design, including material choice and safety margins.
• Identify strategies for maximizing mechanical advantage and controlling failure modes.
• Analyze durability and maintenance factors for gears, pulleys, and linkages.+ Show more

Learning Objectives

• Define the concept of matter cycles in ecosystems.
• Identify key elements involved in matter cycles, such as carbon and water.
• Describe how matter moves among air, soil, water, and living organisms.+ Show more

Learning Objectives

• Understand the processes of erosion and deposition and how they shape Earth's surface.
• Identify agents responsible for erosion such as water, wind, ice, and gravity.
• Explain how deposition occurs and the features it creates like deltas and dunes.+ Show more

Learning Objectives

• Identify and convert SI units accurately.
• Understand the significance of significant figures in measurements.
• Differentiate between precision and accuracy.+ Show more

Learning Objectives

• Understand Mendelian inheritance patterns including dominant and recessive alleles
• Distinguish between genotype and phenotype
• Use Punnett squares to predict trait inheritance+ Show more

Learning Objectives

• Identify and describe different types of chemical reactions including synthesis, decomposition, single and double displacement, acid-base neutralization, and combustion.
• Recognize patterns in reactant and product changes to classify reaction types.
• Explain particle-level processes such as bond breaking and forming during reactions.+ Show more

Learning Objectives

• Explain how DNA barcoding and sequence comparison help identify species.
• Describe how genetic markers can reveal cryptic species that look similar.
• Interpret a basic idea of phylogenetic trees to understand relationships.+ Show more

Learning Objectives

• Explain biodiversity at genetic, species, and ecosystem levels
• Identify how richness and evenness describe biodiversity patterns
• Analyze how habitat availability, climate stability, disturbance, gradients, and evolutionary history influence biodiversity

Learning Objectives

• Explain how endocrine glands produce hormones that regulate long-term body processes through feedback mechanisms.
• Describe negative and positive feedback loops using glucose homeostasis (insulin and glucagon) as an example.
• Connect hormone transport, receptor-mediated action, and cellular effects (enzyme activity and gene expression).+ Show more

Learning Objectives

• Explain how scientific models use observable evidence to represent causal mechanisms and predict outcomes.
• Identify how changing assumptions, parameters, or relationships can refine a model when evidence conflicts with predictions.
• Evaluate whether a model’s structure supports explanation within its valid limits.

Learning Objectives

• Explain how measurement limitations and model differences create uncertainty in scientific results.
• Identify common sources of error, including instrument limits, human judgment, environmental variation, and simplifications.
• Interpret uncertainty by relating it to how much results could deviate from the true value and how confidence changes when uncertainty is large.

Learning Objectives

• Interpret acceleration using speed–time and distance–time data during measured intervals.
• Determine whether acceleration is approximately constant or changing from the shape of a data curve or the pattern of slopes.
• Explain how acceleration direction relates to the direction of speed change.

Learning Objectives

• Explain how climate variability is identified by comparing weather-related measurements over longer time scales.
• Distinguish climate variability from long-term climate change using evidence from temperature, precipitation, and wind/humidity patterns.
• Interpret how large-scale ocean-atmosphere interactions (such as El Niño) can shift regional weather statistics.

Learning Objectives

• Explain how prototypes provide observable evidence linked to success criteria.
• Identify appropriate metrics (e.g., flow rate, temperature change, accuracy) for evaluating prototype performance.
• Use test results to decide whether to refine a design or revise the approach.

Learning Objectives

• Explain how an iteration loop uses test evidence to improve a design repeatedly until it meets criteria.
• Describe how design cycle changes (dimensions, materials, alignment, and component interactions) relate to observed test results.
• Evaluate reliability and safety margin considerations during repeated revisions.

Learning Objectives

• Understand the processes involved in the formation and structure of the Solar System.
• Recognize the key theories and models explaining planetary origins.
• Relate observational data to theoretical models of planetary diversity.+ Show more

Learning Objectives

• Explain how measures of central tendency and spread describe variability in data
• Interpret confidence statements, error bars, and dispersion measures to evaluate evidence strength
• Distinguish meaningful differences from differences that can be explained by random noise

Learning Objectives

• Understand how different species reproduce through seed dispersal and spawning.
• Recognize reproductive strategies as adaptations to environmental conditions.
• Explain the importance of reproduction for the survival and adaptation of species.+ Show more

Learning Objectives

• Understand how carbon records from various proxies reveal past atmospheric conditions.
• Identify the methods used to analyze past greenhouse gas concentrations and climate variability.
• Evaluate the significance of combining proxy data with instrumental measurements to assess recent climate change.+ Show more

Learning Objectives

• Understand the concept of adaptive radiation and its causes.
• Identify key features of species diversification and niche exploitation.
• Explain how adaptive radiation influences biodiversity and ecological interactions.

Learning Objectives

• Understand the differences between optical and electron microscopes
• Explain key concepts of magnification, resolution, and contrast
• Identify factors affecting image interpretation such as scale bars and staining artifacts+ Show more

Learning Objectives

• Describe the main biogeochemical cycles and their components.
• Explain how elements like carbon, nitrogen, and phosphorus move through ecosystems.
• Understand the processes involved in each cycle and their ecological significance.+ Show more

Learning Objectives

• Describe the stages and processes involved in meiosis, including homolog pairing, synapsis, and crossing over.
• Explain the molecular basis of recombination and how chiasmata formation influences genetic variation.
• Analyze the consequences of nondisjunction events and chromosomal anomalies for inheritance and evolution.+ Show more