Science Worksheets

Learning Objectives

• Explain how human land use, resource extraction, and urban expansion can change habitat structure and species interactions.
• Describe how irrigation and wetland drainage can affect nutrient cycles and freshwater ecosystems in Alberta watersheds.
• Evaluate how invasive species and cumulative watershed effects can disrupt ecological balance.+ Show more

Learning Objectives

• Explain how dichotomous and multi-access keys use contrasting traits to identify organisms
• Construct simple decision branches by writing clear, observable, mutually exclusive choices
• Evaluate and improve key accuracy by testing with local taxa and revising unclear steps

Learning Objectives

• Describe the process of combustion and its environmental impacts.
• Explain the stoichiometry involved in complete and incomplete combustion.
• Identify pollutants produced during combustion and their formation mechanisms.+ Show more

Learning Objectives

• Understand the basic functions of the nephron in renal regulation.
• Identify the hormonal systems involved in kidney function and blood pressure regulation.
• Explain the mechanisms of fluid and electrolyte homeostasis in the kidneys.+ Show more

Learning Objectives

• Explain the dynamics of predator-prey interactions within ecosystems.
• Analyze how predator and prey populations influence each other's size and health.
• Evaluate the impact of fluctuations in populations on community composition and ecosystem stability.+ Show more

Learning Objectives

• Understand the concept of speciation and the mechanisms that lead to the formation of new species.
• Identify reproductive barriers and their roles in speciation.
• Distinguish between allopatric and sympatric speciation processes.+ Show more

Learning Objectives

• Understand the concept of energy efficiency and how it is measured.
• Identify common sources of energy loss in machines and systems.
• Explain the importance of assessing energy efficiency for system improvements.+ Show more

Learning Objectives

• Identify evidence of chemical change in a text about corrosion
• Explain how moisture and salinity can affect the rate and products of corrosion
• Connect protective measures to the chemical reactions involved in corrosion

Learning Objectives

• Define various types of climate drivers including greenhouse gases, albedo changes, aerosols, and land-use feedbacks.
• Explain basic concepts of radiative transfer and how they relate to Earth's energy budget.
• Describe the influence of atmospheric composition on surface temperature.+ Show more

Learning Objectives

• Understand how pollutants enter and affect ecosystems
• Identify the processes of bioaccumulation and biomagnification
• Explain the impact of nutrient over-enrichment on aquatic environments+ Show more

Learning Objectives

• Explain the roles of producers and consumers in an ecosystem.
• Identify different types of consumers and their feeding relationships.
• Describe how energy transfer between trophic levels is limited and affects ecosystems.+ Show more

Learning Objectives

• Identify major forest types (boreal mixedwood, montane, subalpine, and aspen parkland) using tree species and environmental conditions.
• Explain how abiotic factors like elevation, soil moisture, and fire history influence where forest types grow.
• Use Alberta examples to describe how forest boundaries form and why habitat diversity changes.

Learning Objectives

• Explain how robotic spacecraft mission types (flyby, orbiter, lander, sample-return) differ in purpose and measurements
• Describe how distance, communication delay, and harsh planetary environments affect mission design
• Identify how propulsion, gravity assists, and onboard instrumentation help missions return useful data

Learning Objectives

• Describe how the atmosphere interacts with solar energy to influence climate.
• Explain the role of the atmosphere in regulating Earth's temperature.
• Identify key factors that drive climate variability and change.

Learning Objectives

• Interpret visual data from microscopy images, including scale bars and resolution limits.
• Identify cellular structures and processes using staining and contrast techniques.
• Differentiate between effects of artifacts and real biological features in microscopy images.+ Show more

Learning Objectives

• Explain how adaptive radiation leads to rapid diversification from a single ancestral lineage into multiple species
• Describe how ecological niches and key innovations drive niche partitioning and specialization
• Interpret how phylogenetic patterns can support adaptive radiation as an evolutionary process

Learning Objectives

• Describe the relative sizes, masses, and mean distances of the Sun, Earth, and Moon.
• Explain how gravitational interactions shape orbital motion and why stable orbits can form.
• Describe how the Earth–Moon barycenter influences their mutual motion and how the Sun dominates the system’s overall gravity.+ Show more

Learning Objectives

• Understand the fundamental concepts of population including size, density, and distribution.
• Identify factors affecting population growth and decline.
• Explain how demographic and environmental factors influence populations over time.+ Show more

Learning Objectives

• Understand the concept of trophic efficiency and energy transfer in ecosystems.
• Explain why energy diminishes at higher trophic levels.
• Identify the visual representation of energy flow in food chains.+ Show more

Learning Objectives

• Understand the concept of keystone species and their impact on ecosystems.
• Identify examples of keystone species and their roles in maintaining ecological balance.
• Analyze how removal or decline of keystone species can affect food webs and biodiversity.+ Show more

Learning Objectives

• Describe the roles of producers and consumers in an ecosystem.
• Explain how energy transfer occurs between trophic levels and why it is inefficient.
• Understand the structure of energy pyramids and population dynamics within a food web.+ Show more

Learning Objectives

• Understand how observable traits are influenced by genetic instructions and gene variations.
• Explain patterns of dominant and recessive traits and their inheritance across generations.
• Analyze how similarities among related organisms provide evidence of heredity.+ Show more

Learning Objectives

• Define the law of conservation of mass
• Explain how mass is conserved during chemical reactions
• Identify balanced chemical equations that demonstrate mass conservation+ Show more

Learning Objectives

• Understand the principles of optical and electron microscopy.
• Identify the differences between magnification, resolution, and contrast.
• Learn how to interpret microscope images with scale bars and artifacts.+ Show more

Learning Objectives

• Understand various conservation strategies used to protect forest biodiversity.
• Identify examples of conservation planning in Alberta landscapes.
• Explain how habitat protection supports ecological functions and species survival.+ Show more

Learning Objectives

• Understand the concept of hydrogen bonding and its directional nature.
• Identify the effects of hydrogen bonding on water's physical properties.
• Explain how hydrogen bonds influence the structure of proteins and polymers.+ Show more

Learning Objectives

• Identify examples of contact and non-contact forces.
• Explain how net force relates to acceleration.
• Use key terms to describe how forces affect an object’s state of motion.

Learning Objectives

• Understand the principles of dimensional analysis and how to apply units to verify physical equations.
• Learn to identify and correct unit inconsistencies in calculations involving measurements and derived quantities.
• Explore the role of unit-checking in detecting algebraic errors and constraining plausible models in scientific analysis.+ Show more

Learning Objectives

• Identify different propulsion methods used in aircraft.
• Explain how propellers generate thrust compared to jet engines.
• Describe factors affecting propulsion efficiency and aircraft performance.

Learning Objectives

• Understand the process of seafloor spreading at mid-ocean ridges.
• Analyze how magnetic stripes on ocean floors provide evidence for seafloor spreading.
• Identify how the age and topography of ocean crust support the theory of plate tectonics.+ Show more

Learning Objectives

• Explain the relationship between wave speed, frequency, and wavelength for waves traveling in the same medium
• Use the equation v = fλ to calculate wavelength or frequency from given values
• Interpret how changes in frequency correspond to compensating changes in wavelength when wave speed stays constant

Learning Objectives

• Define the changing variable, responding variable, and fixed conditions in a science investigation.
• Explain why controlled variables help scientists separate cause from coincidence.
• Use a study plan to choose one change at a time while keeping background conditions the same.

Learning Objectives

• Understand how the hypothalamus interacts with the pituitary gland to regulate hormones.
• Identify key structural features that support neuroendocrine signaling.
• Describe the effects of neuroendocrine responses on body systems such as metabolism, growth, and stress.+ Show more

Learning Objectives

• Explain how birth/death rates and migration (immigration/emigration) affect population size over time.
• Distinguish exponential growth from logistic growth and identify the role of carrying capacity.
• Describe how density-dependent and density-independent factors influence population changes.

Learning Objectives

• Understand the different types of extinction patterns in biodiversity.
• Identify causes and drivers of extinction events.
• Explain how extinction leaves fossil and genetic signatures.+ Show more

Learning Objectives

• Understand the procedures for constructing dichotomous and multi-access keys.
• Identify contrasting traits and how to select them for classification.
• Learn the methodology for testing the accuracy of keys with local taxa such as mosses, beetles, and flowering plants.+ Show more

Learning Objectives

• Understand the concepts of free-body diagrams and how to represent forces graphically.
• Learn how to decompose forces on inclined surfaces into perpendicular components.
• Apply vector addition principles to find the net force magnitude and direction.+ Show more

Learning Objectives

• Understand the core approaches to effectively communicate scientific evidence.
• Identify appropriate data and visual tools to support scientific claims.
• Construct logical arguments and cite sources properly in scientific communication.+ Show more

Learning Objectives

• Understand the fundamental principles of Newton's three laws of motion.
• Apply Newtonian concepts to analyze forces in real-world mechanical systems.
• Calculate net force and acceleration in systems involving frictional and drag forces.+ Show more

Learning Objectives

• Explain the principle of wave superposition and how waves interact.
• Differentiate between constructive and destructive interference.
• Identify real-world examples of wave superposition phenomena.+ Show more

Learning Objectives

• Explain the fundamental concepts of nuclear fission and fusion.
• Analyze the principles of chain reactions and critical mass in reactor physics.
• Evaluate applications of nuclear technology in medicine and energy systems.+ Show more

Learning Objectives

• Describe the components and importance of biogeochemical cycles.
• Explain how elements like carbon, nitrogen, and phosphorus move through Earth's systems.
• Analyze human impacts on biogeochemical cycles and their long-term effects.+ Show more

Learning Objectives

• Understand the process of sea-floor spreading and its evidence through magnetic stripes.
• Interpret magnetic anomaly patterns in relation to geological features.
• Explain how radiometric dating contributes to understanding seafloor age and plate movement.+ Show more

Learning Objectives

• Understand the relationship between bond energies, enthalpy changes, and heat exchange in reactions.
• Apply Hess’s law and standard enthalpies of formation to calculate reaction enthalpies.
• Explain calorimetric principles for measuring heat flow during chemical processes.+ Show more

Learning Objectives

• Identify the limiting reagent from a balanced chemical equation and given reactant quantities.
• Calculate theoretical yield and percent yield using stoichiometric ratios.
• Explain how excess reagents and incomplete conversion affect product formation in real processes.

Learning Objectives

• Explain how frequency, wavelength, and amplitude describe different features of a wave
• Predict how changing one wave parameter changes a wave’s observable pattern or signal description
• Relate wave properties to energy and to different representations of the same wave

Learning Objectives

• Identify independent, dependent, and controlled variables in a scientific investigation.
• Connect an investigation question to measurable quantities and clear evidence.
• Describe how controlled variables improve the fairness and reliability of results.

Learning Objectives

• Explain how measurements are organized into tables with consistent units and meaningful labels.
• Describe how graphs represent data using correctly labeled axes, appropriate scales, and clear categories.
• Interpret graphs by using trends, clusters, and comparisons of groups based on the direction and shape of relationships.