Science Worksheets

Learning Objectives

• Explain how centripetal acceleration and centripetal force relate to tangential speed and radius in circular motion.
• Use angular velocity and period to analyze uniform and non-uniform rotation in real systems.
• Apply equations for circular motion to predict changes in speed and design implications for safety.

Learning Objectives

• Assess how Alberta’s geography affects renewable resource availability for wind, solar, and bioenergy.
• Explain how intermittency can be managed using storage and system integration strategies.
• Compare renewable technologies using lifecycle metrics such as energy payback time and greenhouse-gas balance.+ Show more

Learning Objectives

• Define electric current, voltage, and resistance using correct units and symbols.
• Explain how voltage and resistance affect current using simple reasoning and the ideas behind Ohm’s law.
• Interpret common instrument readings and typical ratings for household and farm electrical equipment.

Learning Objectives

• Identify observable evidence that indicates a chemical change has occurred.
• Explain how evidence such as gas, precipitate, colour shift, and temperature change supports the formation of new substances.
• Distinguish chemical change from physical change using criteria based on ordinary conditions.

Learning Objectives

• Explain how proxy archives (tree rings, lake sediments, peat) record past climate variability.
• Describe how scientists extract a time signal from proxy data and interpret it as temperature, precipitation, and fire history.
• Evaluate why multi-proxy comparisons help distinguish natural variability from recent climate change.

Learning Objectives

• Explain how element symbols and chemical formulas represent matter in a concise way
• Interpret subscripts in formulas to determine particle counts in a compound
• Use balanced symbolic representations to connect qualitative descriptions to quantitative composition

Learning Objectives

• Explain how friction and aerodynamic drag oppose motion and convert mechanical energy into thermal energy.
• Identify the variables that affect friction on surfaces and drag in air for real-world objects.
• Use coefficients and basic models to estimate resistance forces qualitatively.

Learning Objectives

• Interpret energy diagrams and bar charts to determine where energy is stored and how it changes during mechanical and thermal processes.
• Identify energy sources and sinks (including heat from friction) using conservation principles and graph features.
• Quantify or compare energy transfer by reading graph shapes, slopes, and relative heights.

Learning Objectives

• Explain how net force relates to changes in velocity and acceleration.
• Connect equilibrium to balanced forces and predict motion outcomes.
• Use Newton’s second law to predict how changing force or mass affects acceleration.+ Show more

Learning Objectives

• Explain how competition, predation, and symbiosis affect survival and reproduction in ecosystems
• Describe how ecological relationships can change population sizes and community composition over time
• Use evidence from interactions to predict which species are likely to persist under changing environmental conditions

Learning Objectives

• Apply Newton’s three laws to predict motion when multiple forces act on an object.
• Compute net force and acceleration, including friction and drag, using quantitative relationships.
• Interpret and use free-body diagrams to model terrestrial and wind-related dynamics.

Learning Objectives

• Explain what measurement uncertainty means and why measurements can vary.
• Identify common sources of uncertainty in scientific observations and instruments.
• Use simple strategies (repeated measures, ranges, and percent error) to estimate uncertainty.+ Show more

Learning Objectives

• Explain what the Henderson–Hasselbalch equation describes in terms of pH, pKa, and concentration ratios.
• Use the Henderson–Hasselbalch equation to predict how changing acid/base concentrations affects buffer pH.
• Interpret buffer behavior in real environmental or industrial water systems.

Learning Objectives

• Match an indicator’s color-change pH range to the expected equivalence pH for an acid–base titration.
• Select an appropriate indicator for different titration types using expected steepness and pH region of the equivalence point.
• Explain why indicator transition intervals must align with the titration’s buffering and endpoint region.

Learning Objectives

• Explain how plate interactions at divergent, convergent, and transform boundaries produce major Earth surface processes.
• Use evidence (rock ages, magnetic seafloor stripes, and earthquake patterns) to support the plate-motion model.
• Describe how internal Earth energy drives long-term plate movement.

Learning Objectives

• Determine oxidation states using systematic rules and identify what is oxidized and what is reduced.
• Balance redox equations in acidic and basic media using oxidation numbers or electron bookkeeping.
• Use redox stoichiometry to predict reactant/product quantities and interpret real-world cases like corrosion control and effluent treatment.

Learning Objectives

• Explain how acid and base dissociation constants (Ka and Kb) describe proton-transfer equilibria
• Use Ka, Kb, and Kw relationships to reason about pKa and pKb and predict relative acid/base strength
• Apply equilibrium and buffering ideas to estimate or interpret pH changes in real aqueous systems

Learning Objectives

• Explain how erosion and deposition reshape Earth’s surface over time.
• Identify the main agents of erosion (moving water, wind, ice, and gravity) and describe how they move sediment.
• Describe factors that affect erosion and deposition, including slope, rock resistance, vegetation, and water-flow strength.

Learning Objectives

• Explain how density links mass and volume to predict whether an object will float or sink
• Use density evidence to compare substances and interpret layers in mixtures
• Make claims supported by measurements or estimates of density

Learning Objectives

• Explain how vibrating objects produce sound waves in a medium.
• Relate frequency to pitch and amplitude to loudness.
• Describe how sound transmission depends on the medium and why sound cannot travel in a vacuum.+ Show more

Learning Objectives

• Explain how signalling pathways, transcription factors, and noncoding RNAs work together to regulate gene expression.
• Describe how epigenetic marks (DNA methylation and histone modifications) can change chromatin accessibility and long-term gene expression.
• Apply regulatory-network concepts to environmental stress and immune regulation in real organisms.

Learning Objectives

• Explain how plate tectonics can cause rapid geologic changes such as earthquakes and volcanic eruptions.
• Describe how gradual processes like weathering, erosion, and deposition shape Earth’s surface over time.
• Use evidence (fault features, lava flows, and sediment or ash layers) to connect geologic processes to present-day landforms.

Learning Objectives

• Explain how particulate atomic models connect microscopic particle arrangement to macroscopic properties such as density, phase, and conductivity.
• Compare atomic models by describing what they predict about particle motion and interactions.
• Use evidence from everyday materials (solids, liquids, gases, and mixtures) to justify particulate explanations.

Learning Objectives

• Explain how genes and chromosomes are related to inherited traits
• Describe how chromosomes are organized and passed during cell division
• Use vocabulary such as gene, chromosome, DNA, and allele to interpret heredity

Learning Objectives

• Explain how organelle structure increases the rate of metabolic reactions by organizing surfaces and molecular gradients.
• Describe how membrane architecture in chloroplasts and mitochondria supports efficient energy conversion.
• Connect enzyme active sites and membrane protein shapes/charges to substrate binding and proton movement.

Learning Objectives

• Explain how meiosis produces gametes with half the chromosome number and how fertilization restores the full set.
• Describe how random alignment of homologous chromosomes during meiosis contributes to genetic diversity.
• Predict how offspring traits are influenced by allele combinations inherited from both parents.

Learning Objectives

• Calculate average speed using distance and time, with correct units
• Convert between meters per second (m/s) and kilometers per hour (km/h)
• Distinguish average speed from instantaneous speed using numerical examples

Learning Objectives

• Use mole concept and molar mass to convert between mass, moles, and particle counts in stoichiometry problems.
• Determine limiting reagent, theoretical yield, and percent yield from balanced chemical equations and given quantities.
• Apply gas stoichiometry using the ideal gas law and balanced-equation mole ratios to relate gas volumes and moles.

Learning Objectives

• Explain how membrane-bound and non-membrane-bound organelles contribute to cell survival and homeostasis.
• Describe the roles of the nucleus, mitochondria, chloroplasts, endoplasmic reticulum, Golgi apparatus, and ribosomes.
• Connect organelle functions to energy transformation, protein synthesis, and molecule transport.

Learning Objectives

• Define work and calculate it from force and displacement in consistent units.
• Explain power as the rate of energy transfer and relate it to energy per unit time.
• Interpret real-life examples (vehicles, heating systems) using work and power ideas.

Learning Objectives

• Compare how kites, gliders, and round canopies differ in performance using lift, drag, and glide-related ideas
• Explain how design trade-offs affect endurance versus maneuverability
• Use Alberta context (prairie crosswinds and valley thermals) to predict likely flight outcomes

Learning Objectives

• Explain how electric and magnetic field energy is distributed in space using energy density ideas
• Describe how capacitors and inductors store and release energy in circuits
• Connect field work and energy flux (Poynting vector) to macroscopic power transfer

Learning Objectives

• Explain how to decompose a vector into perpendicular components and use trigonometry to relate direction to component magnitudes
• Resolve two-dimensional motion (velocity and acceleration) into horizontal and vertical components to simplify problem solving
• Distinguish between vector quantities (with direction) and scalar quantities (speed) in physical descriptions

Learning Objectives

• Explain how radiometric dating uses parent and daughter isotopes and known decay rates to estimate absolute ages.
• Differentiate isotope systems by the time ranges and materials they are suitable for (e.g., U-Pb for zircon, C-14 for recent organics).
• Describe how closed-system behavior and closure temperature affect whether isotopic evidence is preserved in minerals.+ Show more

Learning Objectives

• Explain how the VSEPR model uses electron-pair repulsions to predict molecular shapes.
• Identify common molecular geometries (linear, trigonal planar, tetrahedral, trigonal bipyramidal, octahedral) from bonding and lone pairs.
• Relate molecular geometry to polarity and intermolecular forces.

Learning Objectives

• Explain how relative dating determines the order of geological events using key principles.
• Interpret unconformities and fossil assemblages to build relative timelines.
• Use cross-cutting relationships to infer which geologic event happened first.

Learning Objectives

• Explain how hazard management integrates geological hazards with risk assessment to protect communities.
• Describe methods used to estimate hazard likelihood (e.g., susceptibility mapping and recurrence intervals) and how they guide mitigation.
• Evaluate trade-offs among safety, land use, engineering controls, monitoring, and cultural/economic considerations.

Learning Objectives

• Select appropriate graph types to represent quantitative and categorical data and justify the choice.
• Interpret graphs by reading axis labels, using proper scaling, and identifying patterns such as trends and outliers.
• Compute and compare summary statistics (mean and median) to support evidence-based conclusions.+ Show more

Learning Objectives

• Explain how energy moves through trophic levels in an ecosystem.
• Describe the roles of producers, consumers, and decomposers in energy flow and nutrient cycling.
• Justify why available energy generally decreases at higher trophic levels.

Learning Objectives

• Distinguish between position, distance, speed, velocity, and acceleration, including which are scalar or vectors
• Use measured data to calculate average speed and interpret distance–time and velocity–time information
• Describe how forces and acceleration can change an object's velocity over time

Learning Objectives

• Explain how ATP stores and releases usable energy through phosphate bond hydrolysis.
• Describe how ATP couples exergonic and endergonic reactions via phosphorylation.
• Summarize how ATP is regenerated by cellular processes such as oxidative phosphorylation and photophosphorylation.+ Show more

Learning Objectives

• Explain how changes in nucleotide sequences can affect gene expression and protein function
• Differentiate common mutation types (point, insertion/deletion, chromosomal alterations) and predict likely molecular effects
• Describe how molecular consequences of mutations can lead to phenotypic variation or hereditary disorders

Learning Objectives

• Distinguish major inheritance patterns, including Mendelian segregation, sex linkage, incomplete dominance, and polygenic traits.
• Explain how recombination frequency relates to the relative positions of genes on chromosomes.
• Interpret pedigrees to infer inheritance modes and determine likely genotypes or carrier status.

Learning Objectives

• Explain how crossing over during prophase I creates new combinations of alleles in homologous chromosomes.
• Describe how independent assortment during metaphase I increases genetic variation.
• Connect chiasmata and spindle dynamics to accurate segregation of chromosomes during meiosis.

Learning Objectives

• Explain how energy transfer efficiency affects biomass across trophic levels.
• Interpret evidence from biomass trends to describe limits on higher trophic levels.
• Connect decomposition to nutrient recycling and continued productivity by producers.

Learning Objectives

• Use particle models to explain why atoms are rearranged but conserved during chemical reactions.
• Identify reaction evidence (color change, precipitate, gas formation) that indicates new substances form.
• Explain how conservation of matter applies to closed systems using mass relationships.

Learning Objectives

• Explain how DNA and chromosomes carry genetic information through alleles at specific gene positions.
• Use genotype-to-phenotype relationships to predict inheritance outcomes for offspring.
• Distinguish dominant and recessive alleles and interpret common inheritance patterns.

Learning Objectives

• Explain how activation energy relates to the energy profile of a reaction.
• Describe how catalysts change reaction pathways by lowering activation energy while keeping reactants and products energy differences unchanged.
• Use energy diagrams to predict the effect of catalysts on collision success and reaction rate.