Science Worksheets

Learning Objectives

• Explain how engineers define criteria and constraints to scope complex design problems.
• Use measurable performance metrics to evaluate and compare solution concepts.
• Construct and use models to test ideas before building full-scale systems.

Learning Objectives

• Explain how cell specialization supports specific functions through structural adaptations
• Describe how tissues and organ systems form from different specialized cells
• Connect differentiation cues and gene expression patterns to changes in cell structure+ Show more

Learning Objectives

• Identify and distinguish first-, second-, and third-class levers based on the positions of the fulcrum, input force (effort), and output force (load).
• Calculate mechanical advantage using the distances from the fulcrum and relate it to input/output forces.
• Explain trade-offs between force amplification and range of motion, including real-world limits such as friction and structural deformation.

Learning Objectives

• Explain carbon and nitrogen pathways across atmosphere, biosphere, hydrosphere, and lithosphere using photosynthesis, respiration, decomposition, and nutrient flux.
• Use steady-state and reservoir-exchange ideas to interpret fluxes and predict how human activities change cycle dynamics.
• Apply mass-balance reasoning to link carbon flux measurements and eutrophication to ecosystem connectivity.

Learning Objectives

• Identify standard metric units and choose suitable instruments for a measurement task
• Read scales accurately and report measurements using appropriate significant figures
• Distinguish between systematic and random error and explain how uncertainty affects results+ Show more

Learning Objectives

• Explain why usable energy decreases from one trophic level to the next.
• Describe how some energy becomes heat and how the rest becomes biomass for organisms at higher levels.
• Use a food chain example to predict how many organisms can be supported at each trophic level.

Learning Objectives

• Explain how photosynthesis converts light energy into chemical energy stored in sugar molecules.
• Identify reactants and products of photosynthesis and describe the role of oxygen release.
• Describe how energy flows from the Sun to producers and then to other organisms through feeding.

Learning Objectives

• Explain how fluid-mechanics ideas (viscosity, vessel size, and pressure gradients) relate to blood flow rate and resistance.
• Describe how non-Newtonian blood behavior affects perfusion and why arteries respond differently to systolic vs. diastolic pressure.
• Predict how vessel narrowing (stenosis) changes flow and pressure drop using simplified pipe-flow reasoning.+ Show more

Learning Objectives

• Translate technical scientific findings into clear public messages while preserving accuracy and uncertainty.
• Identify and avoid misleading risk communication (e.g., overstated claims, missing context, or improper comparisons).
• Choose appropriate framing for different audiences and maintain ethical communication, including privacy and public safety.

Learning Objectives

• Explain how the hydrologic cycle connects to water availability in a regional basin
• Analyze watershed connectivity, groundwater–surface exchange, and contaminant or nutrient sources
• Evaluate how governance and monitoring strategies influence water-quality outcomes

Learning Objectives

• Explain how magnification, resolution, and contrast affect what you can see in a microscope image
• Compare light microscopy, stereomicroscopy, and electron imaging for viewing cellular structures
• Identify common sample preparation artifacts and describe how they can change interpretation of 2D micrographs

Learning Objectives

• Explain how friction, sound emission, and hysteresis can reduce mechanical efficiency
• Calculate or interpret mechanical efficiency as useful output energy divided by input energy
• Describe common components where losses occur, such as gears, bearings, and belt drives+ Show more

Learning Objectives

• Select the most appropriate graph, chart, or table for a given quantitative dataset and research question.
• Construct clear visuals using correct axis scaling, labeling, units, and statistically valid annotations such as error bars or confidence intervals.
• Evaluate how visual design choices and limitations (e.g., sampling bias, scaling, and model comparisons) affect conclusions.

Learning Objectives

• Explain how feedbacks and thresholds can shape ecosystem stability and long-term trajectories.
• Compare resistance, recovery time, and functional redundancy as quantitative indicators of resilience.
• Describe how ecological succession and disturbances (natural or human-caused) can lead to alternative stable states.

Learning Objectives

• Explain how biodiversity supports ecosystem resilience and productivity.
• Describe how loss of species can reduce ecological interactions and adaptive capacity.
• Identify ecosystem services provided by diverse species and habitats.+ Show more

Learning Objectives

• Explain how genetic variation arises through mutation, recombination, and gene flow.
• Describe how heritable traits can change survival and reproduction in different environments.
• Connect natural selection to changes in allele frequencies across generations.

Learning Objectives

• Explain how homologous, analogous, and vestigial structures provide evidence for evolution.
• Use comparative anatomy with embryology and molecular data to infer common ancestry and adaptations.
• Distinguish between evolutionary explanations for similarities that arise from common descent versus convergent evolution.

Learning Objectives

• Explain how negative and positive feedback loops help maintain internal stability during homeostasis.
• Identify sensors, control centers, and effectors in hormone, temperature, and acid–base regulation examples.
• Describe how dynamic set points and varying external conditions influence feedback control outcomes.

Learning Objectives

• Explain how water vapor changes into liquid droplets or ice crystals during condensation.
• Describe how cloud formation connects atmospheric conditions to rainfall.
• Connect clouds to energy balance by explaining how they affect sunlight.

Learning Objectives

• Explain how allosteric regulation and feedback inhibition control metabolic pathway flux.
• Describe how substrate availability and cellular signaling coordinate enzyme activity.
• Compare how covalent modification and hormonal signals (insulin and glucagon) shift metabolism.

Learning Objectives

• Identify reactants and products in a chemical reaction scenario
• Explain how product properties can differ from reactant properties as evidence that a reaction occurred
• Use particle diagrams to describe how atoms are rearranged during a reaction

Learning Objectives

• Explain torque using the ideas of moment of force and lever arm.
• Describe conditions for rotational equilibrium and apply them to simple assemblies like seesaws.
• Connect net torque to angular acceleration and reason about rotational inertia.

Learning Objectives

• Explain how surface water and groundwater exchange along streams, including gaining and losing reaches
• Describe how permeability, hydraulic gradients, and recharge zones affect exchange rates
• Connect baseflow, spring discharge, and hyporheic flow to nutrient cycling, contaminant transfer, and habitats

Learning Objectives

• Explain how precipitation returns water to Earth’s surface.
• Describe how infiltration affects soil moisture and possible groundwater recharge.
• Compare infiltration and surface runoff as pathways for water movement.+ Show more

Learning Objectives

• Explain how information flows from DNA to RNA to polypeptide during protein synthesis
• Describe the roles of transcription and translation in producing a specific protein sequence
• Identify the key stages of translation (initiation, elongation, termination) and what they accomplish

Learning Objectives

• Explain how different organisms (trees, understory plants, fungi, and animals) contribute to key ecosystem functions such as nutrient cycling, pollination, and seed dispersal.
• Describe how keystone and indicator species help ecosystems function and how changes to their roles can affect food webs and resilience.
• Use examples from Alberta to connect species interdependence to biodiversity and ecosystem stability.

Learning Objectives

• Explain how energy from the Sun and gravity drive Earth system processes such as heating, evaporation, and the movement of water and sediments.
• Describe how changes in energy affect water’s state and how this relates to evaporation and cloud formation.
• Connect energy-driven weathering and transport to changes in where sediments and soils accumulate.

Learning Objectives

• Describe the main reservoirs of Earth’s freshwater and saline water and compare their relative proportions.
• Explain how climate, topography, and geology affect where water is stored and where it can be extracted as usable freshwater.
• Evaluate why uneven water distribution creates challenges for human water security and transboundary water management.

Learning Objectives

• Explain how precipitation infiltrates and percolates to recharge groundwater stored in aquifers.
• Describe how groundwater can supply streams as baseflow and help maintain river flow during dry periods.
• Identify how permeability and landscape geometry affect the connection between groundwater and surface water.+ Show more

Learning Objectives

• Explain how ballast tanks control buoyancy by changing displaced volume and overall density
• Describe neutral buoyancy and how submarines maintain stable submerged navigation
• Analyze how pressure and stability concerns affect depth control and hull integrity

Learning Objectives

• Explain how chemical energy stored in food is released to power life processes.
• Describe how energy changes form in organisms (including heat loss).
• Use the idea that matter/energy is not created or destroyed to interpret food-energy changes.

Learning Objectives

• Explain how hydraulic systems transmit forces using interconnected chambers and Pascal’s principle.
• Calculate or reason about force multiplication based on piston area and transmitted fluid pressure.
• Describe how fluid incompressibility enables remote operation in hydraulic jacks and brake systems.+ Show more

Learning Objectives

• Explain how gear ratios determine the relationship between driver and driven angular velocity in simple and compound gear trains.
• Describe how torque multiplication and speed trade-offs occur when gears mesh, including direction changes.
• Calculate overall gear ratio and predict how angular velocity and torque change at the driven shaft.+ Show more

Learning Objectives

• Explain how negative feedback helps maintain a stable internal environment using sensors, control centers, and effectors.
• Distinguish negative feedback from positive feedback and describe why positive feedback is less common in homeostasis.
• Describe how cells and organ systems use set-point regulation to respond to changes such as glucose levels, temperature, and water balance.

Learning Objectives

• Explain how work is calculated from force components along displacement for constant and variable forces
• Apply the work–energy theorem to relate net work to changes in kinetic energy
• Connect energy bookkeeping to situations like lifting, spring compression, and friction

Learning Objectives

• Differentiate kinetic energy and gravitational potential energy and describe how they change in a mechanical system.
• Use energy concepts to predict motion outcomes from initial conditions in everyday scenarios.
• Recognize thermal and acoustic energy as common energy sinks in real systems.

Learning Objectives

• Identify major water reservoirs on Earth and describe the form of water each one stores.
• Explain how state changes move water between reservoirs and affect where water is available over time.
• Distinguish between fast and gradual water movement between reservoirs using examples.

Learning Objectives

• Explain how an inclined plane reduces the input force needed to lift an object compared with lifting it vertically.
• Calculate ideal mechanical advantage using slope length and height, and relate it to real-world situations involving friction.
• Describe how the normal force and the component of gravitational force along the slope affect whether an object slides.

Learning Objectives

• Explain passive and active transport across cell membranes, including diffusion, osmosis, facilitated diffusion, and active transport.
• Use relationships involving concentration gradients, surface area, and membrane transport rate.
• Describe how vesicular transport (endocytosis and exocytosis) moves large materials across membranes.

Learning Objectives

• Describe how cellular respiration converts energy in food into energy cells can use
• Explain the role of oxygen and the exchange of gases during cellular respiration
• Connect products of cellular respiration to what leaves the body as waste

Learning Objectives

• Explain how moving water erodes materials, transports sediment, and deposits it elsewhere.
• Describe how water volume, flow speed, and surface material affect erosion and deposition.
• Identify real-world landforms and deposits formed by deposition over time.

Learning Objectives

• Explain how viscosity affects a liquid’s resistance to flow.
• Distinguish dynamic viscosity and kinematic viscosity using appropriate descriptions and units.
• Relate viscosity to laminar versus turbulent flow and describe how temperature changes viscosity.+ Show more

Learning Objectives

• Explain how PCR, DNA sequencing, and CRISPR differ in their roles within genomic technologies
• Describe how recombinant DNA and genome editing can be used for diagnosis and biotechnology
• Evaluate potential societal and ecological impacts of genomic technologies

Learning Objectives

• Explain how streamlined shapes reduce aerodynamic resistance by changing airflow behavior.
• Describe how smooth surfaces and gradual shape changes can delay flow separation.
• Connect streamlining to real-world examples such as farm equipment and aircraft parts.+ Show more

Learning Objectives

• Explain power as the rate of doing work and rate of transferring energy
• Use SI units of power (watts, W) to interpret motor and mechanical system performance
• Relate mechanical output power to torque and rotational speed, including efficiency and losses

Learning Objectives

• Explain how the technological design process works as an iterative cycle from problem definition to optimization.
• Use criteria and constraints to make design trade-offs and justify design decisions with measurements or evidence.
• Describe how prototyping, evaluation, and refinement improve a prototype’s performance over time.

Learning Objectives

• Explain how population dynamics like logistic growth relate to carrying capacity and limiting factors.
• Analyze how species interactions (e.g., predation and competition) can be represented using ecological models.
• Describe how biogeochemical cycling (e.g., nitrogen and carbon) affects ecosystem productivity and stability.+ Show more

Learning Objectives

• Decompose projectile motion into independent horizontal and vertical components and relate each to kinematic equations.
• Use launch angle, initial speed, and gravity to predict time of flight, maximum height, and range for ideal projectile motion.
• Apply trigonometry to connect component velocities with total motion.+ Show more