Science Worksheets

Learning Objectives

• Explain the components and structure of an atom, including protons, neutrons, and electrons.
• Describe electron configurations and how they determine valence electrons and chemical reactivity.
• Understand the shapes of atomic orbitals and the order in which subshells are filled.+ Show more

Learning Objectives

• Explain the concept of entropy as a measure of energy dispersal and system disorder.
• Describe how Gibbs free energy combines enthalpy and entropy to predict spontaneity.
• Analyze the temperature dependence of spontaneous reactions using Gibbs free energy.+ Show more

Learning Objectives

• Explain the function of galvanic and electrolytic cells in converting energy.
• Identify components like electrodes and salt bridges in electrochemical cells.
• Calculate cell potentials using standard reduction potentials and half-reactions.+ Show more

Learning Objectives

• Understand the factors that influence chemical reaction rates, including concentration, temperature, and molecular orientation.
• Explain the collision theory and the role of activation energy in reaction processes.
• Interpret rate laws and experimentally determine reaction order from data.+ Show more

Learning Objectives

• Understand how atomic and ionic properties vary across the periodic table.
• Explain the causes of periodic trends such as atomic radius, ionization energy, and electronegativity.
• Predict element reactivity and bonding tendencies based on periodic trend patterns.+ Show more

Learning Objectives

• Understand the principles of molecular geometry and electron pair repulsion.
• Identify different molecular shapes based on VSEPR and hybridization concepts.
• Analyze the effects of molecular shape on polarity and intermolecular interactions.+ Show more

Learning Objectives

• Understand the hierarchical levels of biological classification from kingdom to species.
• Identify observable characteristics used to classify and differentiate local species.
• Learn how to construct dichotomous keys for grouping organisms based on morphological traits.+ Show more

Learning Objectives

• Understand different types of geologic change hazards and their causes.
• Identify safety measures and preparedness strategies for geologic hazards.
• Analyze the impact of earthquakes, volcanoes, and landslides on communities.+ Show more

Learning Objectives

• Understand the concepts of electric potential difference, current, and resistance in DC circuits.
• Apply Ohm's law and Kirchhoff's rules to analyze series and parallel circuits.
• Calculate power dissipation and energy transfer in electrical systems.+ Show more

Learning Objectives

• Understand how the body maintains internal stability through various regulatory mechanisms.
• Identify key components of negative and positive feedback systems in physiological processes.
• Describe examples of physiological regulation such as blood glucose control and blood pressure adjustment.+ Show more

Learning Objectives

• Explain how cladistic, phenetic, and phylogenomic approaches differ in grouping organisms.
• Describe how morphological, molecular, and computational data contribute to classification.
• Use taxonomic systems to interpret and revise biological relatedness based on new evidence.

Learning Objectives

• Explain the fundamental principles of the mole concept in chemistry.
• Convert between mass, number of particles, and moles using molar mass and Avogadro's number.
• Perform calculations involving gas volume at standard conditions using moles.+ Show more

Learning Objectives

• Explain the concept of geological time and its importance for understanding Earth's history.
• Identify the different methods used to date Earth's rocks and fossils, including relative and absolute dating techniques.
• Describe the major divisions of Earth's geological time scale and the significance of key intervals.+ Show more

Learning Objectives

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

Learning Objectives

• Explain how filtration and sieving separate mixtures using particle size and a barrier or screen
• Identify the correct method for separating different mixtures (sand-water, flour-grain sorting)
• Describe how the design of a filter or sieve affects what passes through and what gets trapped

Learning Objectives

• Explain how electron transport chains transfer electrons through sequential carriers in mitochondria and chloroplasts
• Describe how exergonic electron transfer can be coupled to proton pumping to build an electrochemical gradient
• Connect chemiosmosis and ATP synthase activity to cellular energy production and the role of oxygen availability in aerobic systems

Learning Objectives

• Explain the overall purpose of glycolysis and its main products.
• Describe the stepwise energy changes during glycolysis, including ATP investment and ATP payoff.
• Compare what happens to pyruvate under aerobic versus anaerobic conditions.+ Show more

Learning Objectives

• Distinguish catabolic and anabolic pathways based on energy use and product outcomes
• Explain how regulation (feedback, compartmentalization, and substrate availability) controls metabolic pathway flux
• Describe how interconnected enzyme-catalyzed reactions enable ATP synthesis and balanced biosynthesis and breakdown

Learning Objectives

• Describe the Sun's path across the sky during the day.
• Explain how Earth's rotation causes the Sun to appear to rise and set.
• Recognize the concept of the celestial sphere and horizon in observing the Sun.

Learning Objectives

• Explain how propeller-driven engines generate thrust through accelerated air flow.
• Describe the working principle of reaction engines that produce exhaust momentum.
• Analyze how thrust-to-weight ratio influences aircraft climb and acceleration.+ Show more

Learning Objectives

• Explain how Earth’s lithospheric plates move and how their boundaries affect surface features.
• Compare divergent, convergent, and transform boundaries in terms of earthquakes, volcanoes, and landforms.
• Use plate motion and plate geometry to describe changes in continents and ocean basins over geologic time.

Learning Objectives

• Understand how sound and light waves are used in technological devices.
• Identify the energy conversions that occur in speakers, microphones, and cameras.
• Explain the role of wave properties like frequency and intensity in device performance.+ Show more

Learning Objectives

• Explain the law of conservation of mass for closed systems
• Identify reasons mass can appear to change in open systems
• Use the idea of system boundaries to interpret physical and chemical changes

Learning Objectives

• Understand the process of seafloor spreading and how it shapes ocean basins.
• Identify how magnetic patterns on the ocean floor provide evidence for plate tectonics.
• Explain how age determinations of crust support the theory of seafloor spreading.+ Show more

Learning Objectives

• Explain the fundamental principles of the mole concept and its significance in chemistry.
• Convert between mass, number of particles, and moles using molar mass and Avogadro's number.
• Apply mole calculations to determine quantities of reactants and products in chemical reactions.+ Show more

Learning Objectives

• Explain how bond energy differences between reactants and products determine the sign of enthalpy change (ΔH).
• Differentiate exothermic and endothermic reactions using energy flow and observable temperature changes.
• Apply quantitative reasoning using bond energy ideas to predict reaction energetics and direction under given conditions.+ Show more

Learning Objectives

• Describe the main stages and components of biogeochemical cycles, including carbon, nitrogen, and phosphorus.
• Explain how weathering, biological activity, and human factors influence nutrient movement.
• Analyze the connections between biogeochemical cycles, biosphere productivity, and climate regulation.+ Show more

Learning Objectives

• Understand the concept of energy changes during chemical reactions.
• Differentiate between exothermic and endothermic reactions.
• Explain how bond energies influence reaction energetics.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in closed systems during chemical reactions.
• Explain how mass is conserved despite apparent changes during chemical processes.
• Identify examples of mass conservation in real-world chemical reactions.+ Show more

Learning Objectives

• Understand the concepts of species richness, abundance, and evenness in ecosystems.
• Learn sampling techniques such as transects and quadrats to measure biodiversity.
• Interpret spatial biodiversity patterns and relate them to habitat heterogeneity.+ Show more

Learning Objectives

• Understand the purpose and procedures of dichotomous and multi-access keys in biological classification.
• Learn how to identify contrasting traits and construct binary decision branches.
• Test the accuracy of keys using local taxa such as mosses, beetles, and flowering plants.+ Show more

Learning Objectives

• Explain how trophic interactions (predation, herbivory, parasitism, competition, and mutualism) affect populations in an ecosystem
• Use evidence from scenarios to identify the type of trophic interaction and predict its likely impact
• Describe how energy and matter flow through ecological networks using food-chain and food-web ideas

Learning Objectives

• Select an appropriate graph type (line, bar, or scatter plot) for a given set of data and purpose.
• Label axes correctly and choose scales that show patterns without misleading impressions.
• Use annotations to clarify important features in a dataset or graph.

Learning Objectives

• Explain the basic principles of distillation and how it separates components of a mixture.
• Differentiate between simple distillation and fractional distillation in terms of process and applications.
• Describe the role of vapor pressure and phase changes in the distillation process.+ Show more

Learning Objectives

• Describe uniform and non-uniform circular motion in terms of centripetal and tangential acceleration.
• Model net forces acting in circular motion using radial and tangential components.
• Apply kinematic descriptions in polar coordinates to analyze circular motion scenarios.+ Show more

Learning Objectives

• Describe how electrons are distributed among energy levels and orbitals in an atom.
• Explain the significance of valence electrons in chemical reactions and bonding.
• Understand the principles of shell filling and how they produce periodic trends.+ Show more

Learning Objectives

• Understand how disturbances like fire, flood, landslide, and windthrow influence ecosystems.
• Identify factors such as frequency, intensity, and spatial scale that determine disturbance outcomes.
• Explain how some species adapt to disturbances and rebound quickly while others are affected adversely.+ Show more

Learning Objectives

• Understand the components and functions of coupled Earth system models.
• Describe how atmosphere, ocean, cryosphere, and biosphere processes are integrated.
• Explain the role of boundary conditions and diagnostics in model evaluation.+ Show more

Learning Objectives

• Describe the concept of homeostasis and its importance in maintaining internal stability.
• Identify mechanisms involved in temperature regulation and osmotic balance in mammals and freshwater fishes.
• Explain the role of sensor-effector loops, transport, and metabolic adjustments in homeostatic processes.+ Show more

Learning Objectives

• Understand the concept of gravitational fields and their influence on space and matter.
• Explain how field strength varies with distance according to an inverse-square law.
• Describe the effects of gravitational fields on orbital motion and attraction.+ Show more

Learning Objectives

• Explain what an electric field represents and how it relates to force on a charge
• Interpret electric field line direction for positive and negative charges and infer relative field strength
• Use the principle of superposition to reason about net electric fields from multiple charges

Learning Objectives

• Understand how particle theory, classification principles, and mass conservation are applied in environmental chemical processes.
• Interpret nutrient cycling, contamination transfer, and remediation within environments such as lakes and contaminated sites.
• Analyze phase changes, mixtures, and chemical signatures to trace sources and sinks in closed or semi-closed systems.+ Show more

Learning Objectives

• Explain how observable properties (color, hardness, texture) help describe matter.
• Classify substances as solids, liquids, or gases using physical properties and form.
• Use evidence from comparisons to predict how materials may behave.

Learning Objectives

• Understand the key electrical quantities: current, voltage, and power.
• Learn how to interpret electrical measurement data in circuits.
• Analyze the relationship between energy transfer, power, and time.+ Show more

Learning Objectives

• Understand the principle of conservation of mass and how it applies in physical and chemical processes.
• Differentiate between closed and open systems regarding mass conservation.
• Recognize real-world examples where mass appears to change due to boundary conditions.

Learning Objectives

• Describe the main components and processes involved in biogeochemical cycles.
• Explain the roles of key elements like carbon, nitrogen, and phosphorus in ecosystems.
• Understand how fluxes and reservoir sizes influence ecosystem responses to environmental changes.+ Show more

Learning Objectives

• Understand the concept of lifecycle analysis and its stages from cradle to grave.
• Identify the energy inputs and outputs across the lifecycle of a technology.
• Explain how upstream and downstream factors influence overall energy benefits or deficits.+ Show more

Learning Objectives

• Understand the differences between sexual and asexual reproduction
• Identify examples of reproductive strategies in Alberta species
• Analyze ecological trade-offs related to reproduction