Science Worksheets

Learning Objectives

• Use VSEPR electron-pair repulsion principles to predict molecular geometry and bond angles.
• Relate electron-pair arrangements and hybridization to molecular shape and steric effects.
• Predict molecular polarity and qualitative intermolecular interactions based on geometry.

Learning Objectives

• Explain how the evolutionary synthesis integrates evidence from fossils, anatomy, development, and molecular data.
• Describe how natural selection, genetic drift, and gene flow contribute to changes in populations.
• Use examples such as island finch divergence and transitional fossils to support claims about common ancestry and speciation.

Learning Objectives

• Use VSEPR theory to predict electron-domain geometry and molecular shape for common molecules
• Connect hybridization to molecular geometry and bond angles
• Explain how molecular shape and polarity influence physical properties such as boiling point and solubility+ Show more

Learning Objectives

• Explain how projectile motion separates into independent horizontal and vertical components.
• Use kinematics relationships to predict time of flight, range, and maximum height for a projectile.
• Interpret motion graphs or descriptions using constant horizontal velocity and constant vertical acceleration due to gravity.+ Show more

Learning Objectives

• Explain how speakers, microphones, and cameras use wave interactions to transfer energy and information
• Describe how wave frequency and intensity affect device performance and fidelity
• Compare how sound waves and light waves are converted into electrical signals in technology

Learning Objectives

• Explain how mechanical energy can be dissipated into less useful forms such as thermal energy due to friction, inelastic deformation, and air resistance.
• Describe how energy efficiency relates input energy to useful output energy in mechanical systems.
• Identify real-world examples of energy dissipation and predict how they affect motion and efficiency.+ Show more

Learning Objectives

• Explain how organ systems work together to maintain homeostasis in the human body.
• Compare the roles of major organ systems, including respiratory, circulatory, and nervous systems.
• Use system-level ideas to describe how signals and transport processes respond to changing conditions.

Learning Objectives

• Explain how the geometry between the Sun, Earth, and Moon determines lunar phase appearance from Earth.
• Describe how the synodic month relates to the predictable cycle of lunar phases.
• Use phase terminology (new, waxing, first quarter, waxing gibbous, full, waning) to interpret what fraction of the Moon’s disk is illuminated.+ Show more

Learning Objectives

• Explain how new oceanic crust forms at mid-ocean ridges and how older crust moves away over time.
• Interpret magnetic striping patterns as evidence for seafloor spreading and geomagnetic reversals.
• Use seafloor age, bathymetry, and sediment thickness to describe evidence for plate-motion models.

Learning Objectives

• Explain the difference between design criteria and constraints in engineering solutions
• Identify how measurable requirements and constraints guide feasible design choices
• Use models and evidence to connect design features to expected performance+ Show more

Learning Objectives

• Explain how igneous, sedimentary, and metamorphic rocks connect through rock-cycle processes.
• Identify surface and subsurface processes that transform rocks over geologic time.
• Use rock-cycle vocabulary (weathering, erosion, deposition, burial, heat/pressure, melting, crystallization).

Learning Objectives

• Explain how the spatial distribution and focal depths of earthquakes reveal active tectonic settings
• Compare focal mechanisms and moment tensors to interpret fault slip styles and stress regimes
• Use seismic tomography and integrated observations (mapping + geodetic data) to infer subsurface tectonic structure

Learning Objectives

• Explain how radiometric dating uses parent and daughter isotopes to determine absolute ages.
• Describe how half-life and isotope systematics (e.g., uranium–lead, potassium–argon, carbon-14) determine what materials can be dated.
• Evaluate why closure temperature and analytical uncertainty affect whether a radiometric “clock” records formation or later events.+ Show more

Learning Objectives

• Distinguish physical change from chemical change using evidence at the particle level.
• Explain how chemical indicators provide observable evidence that a new substance may be forming.
• Use indicator results (color, gas, precipitate) to make claims about chemical reactions.

Learning Objectives

• Define relative velocity using a vector subtraction of velocities between different reference frames.
• Explain how choosing different reference frames changes the apparent motion of objects.
• Apply the relative-velocity relationship to solve classical (non-relativistic) motion problems.

Learning Objectives

• Explain how gas exchange occurs between respiratory surfaces and blood using diffusion
• Describe how adaptations such as moist surfaces, large surface area, and airflow/ventilation improve respiratory efficiency
• Connect respiratory function to circulation and cellular respiration (oxygen delivery and carbon dioxide removal)

Learning Objectives

• Describe how unit cells and lattice structures help explain the properties of solids.
• Differentiate ionic, metallic, and covalent network lattices based on bonding and particle arrangement.
• Connect lattice type to macroscopic behavior such as conductivity, brittleness, hardness, and melting point.

Learning Objectives

• Explain how comparing DNA sequence similarity and mutation accumulation helps estimate genetic relatedness among organisms.
• Describe how molecular clocks use mutation rates and sequence differences to infer divergence times.
• Interpret evidence from shared genetic markers and conserved genes as support for common ancestry.

Learning Objectives

• Distinguish biotic components from abiotic factors in an ecosystem
• Explain how abiotic conditions (sunlight, water, soil, temperature, minerals) affect organisms
• Describe how interactions among biotic components influence growth, survival, and reproduction+ Show more

Learning Objectives

• Explain how fossils in sedimentary rock layers provide clues about Earth’s past environments and organisms.
• Describe how matching fossil types and rock-layer ages across regions can support plate-tectonic ideas.
• Use rock and sediment characteristics to infer past conditions such as changes in climate or deposition.

Learning Objectives

• Explain how gravity provides the centripetal force for orbital motion
• Describe how orbital speed depends on central mass and orbital radius
• Use energy ideas (kinetic and gravitational potential) to compare orbits and escape conditions+ Show more

Learning Objectives

• Explain how electron configuration shows where electrons are likely to be found in energy levels and orbitals.
• Identify how valence electrons relate to an element’s chemical reactivity and bonding behavior.
• Predict trends in element properties using electron configuration patterns across periods and groups.

Learning Objectives

• Identify major forms of energy (kinetic, potential, thermal, chemical, radiant, and nuclear) and describe what each form depends on.
• Explain how energy can shift between forms during everyday processes such as motion, heating, or respiration.
• Use evidence from a scenario to determine which energy form is increasing or decreasing.+ Show more

Learning Objectives

• Explain how gravity and sideways motion combine to produce stable orbits
• Describe how mass, distance, and orbital speed are related in orbital motion
• Interpret observational evidence that supports predictable orbital trajectories

Learning Objectives

• Analyze how human resource use changes Earth system components (soil, water, air, and biological communities).
• Explain cascading environmental effects, including erosion, habitat disruption, and climate feedbacks.
• Evaluate trade-offs between economic benefits and long-term system resilience using evidence and sustainability strategies.

Learning Objectives

• Explain how cells, tissues, organs, organ systems, and organisms relate to each other in levels of organization
• Use examples to show how changes at one level can affect higher levels of life
• Identify the main idea of passages about biological organization

Learning Objectives

• Explain how a device can be modeled as a system with interacting parts.
• Map a device’s inputs, outputs, energy transfers, and material flow using systems thinking.
• Identify constraints and criteria (such as compatibility) that affect reliability and performance.+ Show more

Learning Objectives

• Explain how dissolution, sorption, volatilization, and biodegradation affect chemical fate in soil and water.
• Compare kinetic versus equilibrium ideas to predict contaminant distribution over time.
• Apply contaminant transport concepts to plausible Alberta scenarios (agricultural runoff and spills).

Learning Objectives

• Explain how VSEPR theory uses electron pair repulsion to predict molecular geometry
• Identify common molecular shapes (linear, trigonal planar, tetrahedral, and bent) from electron regions
• Describe how molecular shape affects polarity and related macroscopic properties such as boiling point and solubility

Learning Objectives

• Explain how specialized cell structures help cells perform specific functions in the body
• Match common specialized cells (red blood cells, neurons, root hair cells) to their main roles
• Describe how cell specialization supports tissue and organ function in organisms+ Show more

Learning Objectives

• Identify the four main tissue types (epithelial, connective, muscle, and nervous) and their primary functions
• Explain how the organization of tissues in organs affects transport, protection, movement, and communication
• Use evidence from scientific statements to distinguish correct from incorrect information about tissue functions

Learning Objectives

• Explain how the nucleus stores DNA and controls key cell processes
• Describe the roles of chromosomes, transcription, translation, and nuclear pores
• Connect nuclear function to cell division, differentiation, and responses to signals

Learning Objectives

• Identify key parts of scientific inquiry, including testable questions, hypotheses, and variables.
• Use operational definitions and precise measurement to make results comparable across trials.
• Apply basic laboratory safety and ethical data-reporting practices during investigations.+ Show more

Learning Objectives

• Explain how submarine ballast tanks change buoyancy by adjusting displaced volume and internal mass
• Identify conditions for neutral buoyancy and describe what happens when water is taken in or ejected
• Use simple calculations involving tank volume, fluid density, and net buoyant force to predict buoyancy changes+ Show more

Learning Objectives

• Explain how scientific models represent ideas that are hard to see, measure, or predict
• Use models to describe relationships and cause-and-effect connections
• Choose evidence and observations that best support or improve a model

Learning Objectives

• Explain how cell culture, stem cell differentiation, and tissue engineering work in clinical and research settings
• Identify common molecular markers and describe how scaffold interactions can support controlled differentiation
• Evaluate trade-offs and limitations, including ethical, safety, and regulatory considerations+ Show more

Learning Objectives

• Explain how Earth’s rotation on its axis causes the daily cycle of day and night.
• Describe how Earth’s rotation changes the Sun’s apparent position in the sky over the course of a day.
• Use evidence from shadows and sunlight to predict what time of day it is.

Learning Objectives

• Use precise scientific language to describe questions, variables, observations, and results.
• Present results using appropriate representations such as labeled tables or graphs and include consistent units.
• Distinguish observations from interpretations and connect evidence to a claim using scientific vocabulary.

Learning Objectives

• Explain how rocks, sediments, water, and living things are connected through material cycling
• Describe physical and chemical weathering as first steps in the cycling of Earth materials
• Use evidence from processes to explain how deposition and biological activity affect soil and landscapes+ Show more

Learning Objectives

• Explain how hazard mitigation tools reduce harm to Earth systems and human populations
• Evaluate trade-offs among effectiveness, cost, and environmental consequences in mitigation planning
• Use hazard–exposure–vulnerability reasoning to connect solutions to reduced impacts+ Show more

Learning Objectives

• Calculate theoretical yield from a balanced chemical equation using moles and limiting reagent.
• Determine percent yield from actual and theoretical product amounts.
• Explain reasons actual yield is less than theoretical yield and interpret what percent yield means for efficiency and sustainability.

Learning Objectives

• Define independent variable, dependent variable, and controlled (fixed) variables in a science investigation.
• Explain why keeping background conditions consistent makes experimental results more reliable.
• Identify which variable should be changed and which variables should be kept the same in an experiment plan.

Learning Objectives

• Explain how heating and cooling can change a material’s state (solid, liquid, gas).
• Describe observable properties that change during melting, freezing, evaporating, and condensing.
• Use evidence from state changes to argue that the material can remain the same even when its state changes.+ Show more

Learning Objectives

• Explain why scientific claims become credible when supported by evidence.
• Use scientific language to describe a claim, the evidence, and how patterns were interpreted.
• Describe how methods and uncertainties affect the trustworthiness of results.

Learning Objectives

• Explain how temperature is measured using different instruments (liquid-in-glass, bimetallic, and digital) and identify their appropriate ranges.
• Describe the Celsius scale, including fixed points and why calibration improves measurement reliability.
• Distinguish systematic and random uncertainties and predict how environmental factors (radiation and air flow) affect temperature readings.

Learning Objectives

• Explain how producers, consumers, and decomposers move matter through a terrestrial ecosystem
• Describe how carbon and nutrients cycle as organisms grow, eat, and decompose
• Use evidence from an ecosystem example to trace the path of matter from soil to living things and back

Learning Objectives

• Explain how physical barriers and innate immune defenses prevent pathogen entry.
• Compare innate and adaptive immune responses, including antigen recognition and antibody-mediated effects.
• Describe inflammation and how immune memory forms after adaptive responses.+ Show more

Learning Objectives

• Explain that heat is thermal energy moving from warmer objects to cooler objects
• Identify evidence of heat transfer from temperature changes and changes in how objects feel or look
• Describe heat transfer through direct contact and without direct touching (radiating through space)