Science Worksheets

Learning Objectives

• Identify different types of pulleys used in mechanical systems
• Explain the basic functions of fixed, movable, and compound pulleys
• Describe how pulleys reduce effort in lifting objects+ Show more

Learning Objectives

• Understand the physical barriers of the immune system such as skin and mucous membranes.
• Identify cellular mediators involved in immune defense including macrophages and lymphocytes.
• Describe how antigen recognition and antibody responses protect the body.+ Show more

Learning Objectives

• Explain how energy from Earth’s interior and external processes drives changes in rock through the rock cycle.
• Connect rock-cycle processes (melting, cooling, erosion, deposition, and metamorphism) to energy flow and rate changes.
• Use evidence (outcrops, fossils, and geochemical signatures) to infer past environments while recognizing conservation of atoms.

Learning Objectives

• Explain how natural selection requires heritable variation and affects survival and reproduction.
• Describe how advantageous traits change in frequency over multiple generations.
• Use evidence-based reasoning to link environmental pressures to changes in a population.

Learning Objectives

• Understand the methods used to reconstruct Earth's geologic history, including stratigraphy and radiometric dating.
• Identify key concepts such as half-life decay, isotopic ratios, and cross-cutting relationships.
• Explain how terrestrial and lunar time scales are integrated to understand planetary evolution.+ Show more

Learning Objectives

• Explain how intermolecular forces (London dispersion, dipole–dipole, and hydrogen bonding) depend on molecular polarity and structure.
• Predict how intermolecular force strength affects boiling point, melting/transition temperatures, viscosity, and surface tension.
• Use molecular size and functional group information to describe trends in homologous series and compare mixtures.

Learning Objectives

• Understand the basic concepts of nuclear fission and fusion.
• Identify how nuclear reactions release or absorb energy.
• Recognize the differences between fission and fusion conditions and outcomes.+ Show more

Learning Objectives

• Explain how relative dating methods (superposition and cross-cutting relationships) order events in the rock record
• Identify how unconformities and fossil evidence provide information about gaps and changing environments over geologic time
• Interpret how large-scale events like mass extinctions reflect changes in Earth's systems

Learning Objectives

• Understand how motion can be segmented into parts with different speeds and durations.
• Apply proportional reasoning to calculate average speed over multi-segment trips.
• Analyze how slower segments disproportionately affect overall average speed compared to faster segments.+ Show more

Learning Objectives

• Understand what proxy records are and how they are used to reconstruct past climates.
• Identify different types of proxy archives such as ice cores, marine sediments, tree rings, and speleothems.
• Interpret isotopic, chemical, and biological indicators used in paleoclimate studies.+ Show more

Learning Objectives

• Explain how measures of center and spread describe variability in data
• Interpret confidence intervals, error bars, and dispersion in context
• Use uncertainty tools (e.g., residuals and residual patterns) to judge evidence strength+ Show more

Learning Objectives

• Understand how pedigree charts depict inheritance patterns across generations.
• Identify signs of autosomal dominant, autosomal recessive, and X-linked inheritance in pedigrees.
• Predict potential genotypes and recurrence risks based on family records.+ Show more

Learning Objectives

• Explain how source signals are mapped onto carrier waves using amplitude, frequency, and phase modulation.
• Compare various encoding schemes such as pulse-code modulation and amplitude modulation in terms of bandwidth, fidelity, and noise susceptibility.
• Identify practical examples of signal encoding in fiber-optic, radio, and microwave channels.+ Show more

Learning Objectives

• Understand the basic concepts of speciation and extinction.
• Identify types of speciation, especially geographic isolation leading to allopatric speciation.
• Analyze evidence such as fossils and genetics that document diversification events.+ Show more

Learning Objectives

• Explain how wavelength, frequency, amplitude, and wave speed relate to wave behaviour in both mechanical and electromagnetic waves
• Use quantitative relationships to predict how changing conditions affects wave propagation and observed effects
• Describe common wave interactions (reflection, refraction, dispersion) and connect them to real-world phenomena

Learning Objectives

• Understand how long-term temperature patterns relate to climate variability.
• Identify the significance of data such as temperature records, precipitation, and wind in climate studies.
• Analyze how phenomena like El Niño influence regional weather patterns over time.+ Show more

Learning Objectives

• Identify common evidence that a chemical reaction has occurred (gas, color change, precipitate, and temperature change).
• Explain reaction evidence using particle-level reasoning, including conservation of total atoms.
• Distinguish between exothermic and endothermic processes based on temperature changes.

Learning Objectives

• Explain chemical reactions using the particle reaction model, including bond breaking and bond forming during collisions.
• Connect observable evidence (color change, gas formation, temperature change) to microscopic changes in particle energy and arrangement.
• Use the model to reason about conservation of matter and reaction progress as redistribution of particles and energy.

Learning Objectives

• Explain how natural selection changes trait frequencies over generations through differential reproductive success
• Distinguish between individual variation and population-level adaptation
• Analyze examples of selective pressures and predict how traits may shift in a population

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the concept of constraints in a design process
• Identify various constraints such as time, cost, safety, energy use, and materials
• Analyze how constraints influence design solutions+ Show more

Learning Objectives

• Explain how particle motion and spacing relate to solids, liquids, and gases.
• Describe how temperature affects particle motion and how state changes occur.
• Use particle ideas to predict changes in shape and volume during heating and cooling.

Learning Objectives

• Identify and describe the basic properties of the geosphere, hydrosphere, atmosphere, and biosphere.
• Explain how the Earth's spheres interconnect to influence regional landscapes and climate.
• Analyze regional examples from Alberta to illustrate sphere interactions.

Learning Objectives

• Use the claim–evidence–reasoning (CER) structure to communicate scientific ideas clearly and logically.
• Apply standard scientific conventions when describing measurements and interpreting data in graphs and tables.
• Use precise scientific terminology and write technically accurate, concise explanations.+ Show more

Learning Objectives

• Explain how a force can change an object’s motion by changing its speed and/or direction.
• Describe how forces combine to form a net force and how net force affects motion changes.
• Use qualitative and proportional reasoning to compare how larger and smaller net forces can produce different motion changes.+ Show more

Learning Objectives

• Explain how genomic technologies are used in population-scale sequencing, personalized medicine, and gene-drive interventions
• Evaluate benefits and risks of genomic applications using biosafety, long-term environmental impact, regulation, and social equity
• Analyze ethical issues related to consent, data ownership, and privacy in genomic data use

Learning Objectives

• Explain how Earth’s axial tilt and its orbit around the Sun produce predictable seasonal changes
• Describe how sunlight angle and day length vary by hemisphere over the year
• Connect Sun-Earth geometry to seasonal temperature cycles and related weather patterns

Learning Objectives

• Explain the difference between precision and accuracy using measurement examples.
• Choose appropriate units and tools to improve measurement quality.
• Identify sources of error and describe how consistent procedures and calibration reduce error.+ Show more

Learning Objectives

• Understand how cells communicate through chemical and electrical messages.
• Identify key components such as receptor proteins, ligands, and signal transduction pathways.
• Differentiate between autocrine, paracrine, endocrine, and synaptic signaling.+ Show more

Learning Objectives

• Explain how friction affects whether forces balance or are unbalanced.
• Predict how changing friction changes motion (constant speed, speeding up, or slowing down).
• Describe how surface texture influences friction and stability.

Learning Objectives

• Explain the roles of producers and consumers in ecosystems.
• Describe how photosynthesis and cellular respiration transfer energy and cycle carbon and oxygen.
• Analyze the impact of net primary productivity and biomass accumulation on ecosystems.+ Show more

Learning Objectives

• Understand the concept of kinetic energy
• Identify different forms of energy as they appear in real examples
• Recognize how energy transforms from one form to another

Learning Objectives

• Understand the concepts of position, displacement, speed, and velocity.
• Differentiate between average and instantaneous measures of motion.
• Apply basic kinematic principles to real-world motion scenarios.

Learning Objectives

• Understand the different types of friction: static and kinetic.
• Identify examples of friction in everyday life.
• Explain how surface texture and normal force affect friction.+ Show more

Learning Objectives

• Define sustainability and explain its importance in resource use.
• Identify key approaches to reducing environmental footprints in resource extraction.
• Describe concepts of circular economy, recycling, landscape restoration, and watershed management.+ Show more

Learning Objectives

• Understand the basic principles of Mendelian inheritance.
• Identify dominant and recessive traits in organisms.
• Differentiate between Mendelian and non-Mendelian inheritance patterns.

Learning Objectives

• Understand the principles of oxidation and reduction including oxidation numbers.
• Apply electron transfer notation and balance redox equations in acidic and basic media.
• Explain the concepts of galvanic and electrolytic cells and relate standard reduction potentials to cell EMF.+ Show more

Learning Objectives

• Explain how explanatory models connect observable evidence to causal mechanisms within limits
• Describe how new evidence can lead to refining a model by adjusting assumptions, parameters, or relationships
• Evaluate claims about model predictions using observations and evidence

Learning Objectives

• Explain how iterative testing and quantitative comparison improve a design within fixed constraints.
• Identify key design-optimization variables such as performance metrics, constraints, and predictive models.
• Use data to justify parameter refinements and interpret improvements in real-world engineering contexts.

Learning Objectives

• Explain how fossil records and stratigraphic layers can provide evidence about the timing of past life.
• Distinguish relative age (stratigraphy) from absolute age (radiometric dating) in fossil interpretation.
• Describe how taphonomy and preservation bias affect which organisms appear in the fossil record.+ Show more

Learning Objectives

• Define physical properties as observable or measurable characteristics that do not change a material’s chemical identity
• Describe and compare common physical properties such as density, melting point, boiling point, color, hardness, and conductivity
• Distinguish intensive properties from extensive properties and explain why that matters for comparing samples+ Show more

Learning Objectives

• Explain how anaerobic fermentation regenerates NAD+ so glycolysis can continue when oxygen is limited.
• Compare lactic acid fermentation and alcoholic fermentation in terms of end products and electron acceptors.
• Model how fermentation affects energy yield (ATP) and redox balance without an electron transport chain.

Learning Objectives

• Explain how evaporation separates a soluble solid from a liquid using state change
• Identify evidence that evaporation separation has occurred, such as disappearance of liquid and appearance of residue
• Compare evaporation separation with size-based separation methods (like filtration and sieving)

Learning Objectives

• Explain oxidation and reduction in terms of electron transfer and changes in oxidation states
• Identify oxidizing and reducing agents from oxidation-state changes
• Use oxidation-state tracking to write and interpret redox reactions

Learning Objectives

• Define mass and weight and distinguish between them.
• Explain how gravitational force affects weight but not mass.
• Apply the concepts of mass and weight using real-world examples.

Learning Objectives

• Explain how heat transfer during chemical reactions is quantified using enthalpy (ΔH).
• Differentiate exothermic and endothermic reactions based on the sign and magnitude of ΔH.
• Use calorimetry and specific heat concepts to relate temperature change to energy change.+ Show more

Learning Objectives

• Explain how microscope images can be transformed into diagrammatic and physical models to show cell structure and scale.
• Identify how magnification and resolution affect what can be seen and how models should be labeled.
• Use evidence from microscopy to form testable functional hypotheses about cell processes.

Learning Objectives

• Define ecosystem stability and understand its features.
• Identify how ecosystems recover from disturbances.
• Recognize key interactions and processes that maintain stable ecosystems.