Science Worksheets

Learning Objectives

• Explain geologic processes that modify Earth's surface over different time scales.
• Identify evidence such as rock strata, fossils, and landforms that demonstrate landscape evolution.
• Distinguish between rapid and slow surface change events, understanding their observable indicators.

Learning Objectives

• Understand the basic types of simple machines and their functions.
• Learn how simple machines reduce effort and change the direction of forces.
• Compare ideal mechanical advantage with real-world outcomes considering friction.+ Show more

Learning Objectives

• Distinguish between mass and weight as physical quantities.
• Understand how gravitational acceleration affects weight.
• Apply the concepts of mass and weight to real-world examples such as load specifications and dosing.+ Show more

Learning Objectives

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

Learning Objectives

• Explain how electrons occupy energy levels and orbitals around an atom's nucleus.
• Identify patterns in electron distribution across the periodic table.
• Relate electron configurations to element groups, periods, and chemical properties.+ Show more

Learning Objectives

• Explain the quantum numbers that describe electron positions in atoms.
• Understand how orbital shapes and energies are arranged in atoms.
• Use orbital diagrams and configuration shorthand to represent electron arrangements.+ Show more

Learning Objectives

• Understand the role of gravity in governing orbital motion within the solar system and galaxies.
• Explain the mathematical relationships that quantify orbital velocity and centripetal effects.
• Identify observational evidence such as orbital trajectories, Keplerian patterns, and perturbations supporting gravitational motion theories.+ Show more

Learning Objectives

• Understand the relationship between net force, mass, and acceleration
• Identify real-world examples of forces in motion
• Explain how changing forces affects movement of objects+ Show more

Learning Objectives

• Identify the main drivers of sea level variability, including thermal expansion, land-ice mass loss, and glacio-isostatic adjustment.
• Describe the methods used to measure and attribute changes in sea level over time and space.
• Relate sea level trends to human activity, regional land subsidence, and ocean dynamics.+ Show more

Learning Objectives

• Identify whether an interaction is magnetic (at a distance) or a contact interaction (touching).
• Explain how magnet poles can cause attraction or repulsion.
• Describe how changing distance can affect the strength of magnetic attraction or repulsion.+ Show more

Learning Objectives

• Define design criteria and constraints for a given engineering problem
• Identify desired function, measurable success measures, and limits in a design scenario
• Describe trade-offs between competing requirements when choosing a solution

Learning Objectives

• Generate two or more solution ideas using simple sketches or models.
• Compare solutions using measurements and stated criteria.
• Explain trade-offs by citing evidence from a model or test.

Learning Objectives

• Explain how conservation and stewardship practices reduce resource depletion and environmental harm
• Compare how household, agricultural, and industrial actions can affect soil, water, and air quality
• Identify examples of renewable energy, recycling, water conservation, and reforestation+ Show more

Learning Objectives

• Explain how roots, leaves, and vascular tissues help plants obtain and move materials needed for growth
• Describe how photosynthesis uses carbon dioxide from air and produces structural plant mass over time
• Compare the roles of air and water as sources of matter in plant growth

Learning Objectives

• Explain how an external or internal structure helps an organism survive and reproduce.
• Identify evidence that links structure (form) to the job it performs (function).
• Compare how different species have different structures for similar life needs.+ Show more

Learning Objectives

• Make a reasoned claim about which design solution best reduces flooding or strong-wind impacts
• Use observational evidence and simple models to compare solution effectiveness under different weather scenarios
• Explain trade-offs among cost, durability, and fit to local topography

Learning Objectives

• Explain how groups of organisms can increase survival through shared defense, foraging, or care of young.
• Describe how competition for limited resources affects which traits help a population survive.
• Use observable traits and ecological context to support a claim about group survival.

Learning Objectives

• Explain how a fair test controls variables to compare prototype designs.
• Identify common failure points and describe what happened during a test.
• Propose targeted design changes based on recorded evidence.+ Show more

Learning Objectives

• Explain how pushes, pulls, and friction change an object's motion
• Describe net force as the overall effect of forces acting on an object
• Distinguish contact forces from gravity as a non-contact force+ Show more

Learning Objectives

• Identify safe practices for handling materials and heat sources during science investigations.
• Explain how to present data clearly, including using measurements accurately.
• Describe ethical expectations for reporting results, including limitations and source attribution.

Learning Objectives

• Identify a design need and measurable requirements in a design scenario
• Describe how sketches, dimensions, and constraints help generate and improve solution ideas
• Use criteria to evaluate which solution best reduces damage while meeting limits

Learning Objectives

• Describe how cells, tissues, organs, and body systems work together to support life functions
• Identify the level of organization that matches a given body structure or function
• Explain how changes in one structure can affect how well an organ system maintains balance

Learning Objectives

• Explain how weather and climate differ in time scale and how they are measured.
• Identify variables used to describe weather and climate, such as temperature and precipitation.
• Use observational data to describe patterns that define local climate.

Learning Objectives

• Describe how evaporation, precipitation, runoff, and groundwater recharge move water through the water cycle
• Explain how water cycle processes affect usable freshwater availability over time
• Identify ways land cover and temperature influence infiltration and streamflow+ Show more

Learning Objectives

• Explain how matter is recycled between living organisms and non-living parts of an ecosystem.
• Identify reservoirs and flows in a matter cycle model.
• Describe how producers, consumers, and decomposers help move matter through an ecosystem.

Learning Objectives

• Identify common graph patterns such as increasing, decreasing, plateau, and curved change.
• Describe relationships in graphs using quantitative language (e.g., rate-like comparisons).
• Use data from a graph to make predictions and compare patterns across situations.+ Show more

Learning Objectives

• Explain how organisms compete for limited resources in a community.
• Describe how traits and timing can affect which species survives and persists.
• Use examples to predict how population sizes may change over generations due to competition.+ Show more

Learning Objectives

• Explain how conduction transfers heat through direct contact
• Describe how convection transfers heat through moving fluids
• Identify how radiation transfers heat using electromagnetic waves+ Show more

Learning Objectives

• Explain how evaporation can separate a soluble solid from a liquid based on state change
• Identify evidence that separation by evaporation worked, such as the disappearance of liquid and recovered mass
• Compare evaporation with size-based separation methods

Learning Objectives

• Explain how density compares mass and volume to predict whether objects float or sink in water.
• Use measured or estimated density to support claims about which substance is present in a mixture.
• Match key density vocabulary (mass, volume, density, float, sink) with correct definitions.+ Show more

Learning Objectives

• Explain how decomposers break down dead organisms and waste
• Describe how nutrients return to soil and water for producers to use
• Model how changes in decomposer activity can affect ecosystem productivity+ Show more

Learning Objectives

• Match material properties to a design need such as strength, water resistance, or heat transfer.
• Explain how filtration design factors like membrane thickness and pore size affect contaminant reduction over time.
• Compare material choices using practical limits such as cost, availability, and ease of shaping.

Learning Objectives

• Identify major parts of a cell and describe their basic functions.
• Explain how the cell membrane controls what enters and leaves the cell.
• Use evidence from a passage to fill in missing cell-structure terms.+ Show more

Learning Objectives

• Explain how predator and prey populations affect each other over time
• Identify predator-prey dynamics such as prey decline after predator increase and prey recovery after predator decline
• Use evidence from a passage to complete scientific statements about ecosystems

Learning Objectives

• Identify whether data are numerical or categorical and choose an appropriate representation.
• Read information from tables, bar graphs, and line graphs using consistent labels and scales.
• Compare categories and describe how a variable changes over time based on a graph.+ Show more

Learning Objectives

• Identify how the lithosphere, hydrosphere, atmosphere, and biosphere interact as one Earth system
• Explain how energy from the Sun drives cycles involving water, gases, and heat
• Use cause-and-effect relationships to describe how change in one system affects others+ Show more

Learning Objectives

• Identify the independent variable and the dependent variable in a fair test scenario.
• Explain why controls are needed to make evidence reliable.
• Match examples of variables to their roles in an investigation.+ Show more

Learning Objectives

• Explain how prototype evaluation uses evidence, criteria, and constraints to judge performance.
• Identify what kinds of data (measurements and observations) help reveal how a system works.
• Apply evaluation criteria to decide whether a design improvement is acceptable within limits.

Learning Objectives

• Explain how photosynthesis and cellular respiration transform energy in cells
• Describe how diffusion moves materials across cell membranes
• Compare passive and active transport using concentration gradients+ Show more

Learning Objectives

• Describe how evaluation results guide iterative improvement in a design process.
• Identify how changes can target causes found during testing while maintaining constraints.
• Explain the trade-off idea: improving one property may affect other properties.+ Show more

Learning Objectives

• Explain how stream or wind energy affects the size of particles that can be transported.
• Describe how settling and deposition cause sediment sorting by grain size.
• Identify the relationships among faster flow, slower flow, and layered sediment structures.

Learning Objectives

• Describe how erosion and deposition reshape Earth’s surface using water, wind, ice, and gravity.
• Explain how losing energy during deposition leads to sediment settling.
• Identify features formed by repeated erosion and deposition, such as river valleys and deltas.+ Show more

Learning Objectives

• Explain how measurable evidence helps answer a scientific question.
• Identify the variables that change and the variables that stay the same in an investigation plan.
• Use evidence-based reasoning to choose and evaluate testable questions.

Learning Objectives

• Explain how evidence supports a scientific claim by linking observations to an accepted concept or mechanism.
• Describe evidence using trends, ranges, and comparisons between expected and observed values.
• Compare competing explanations by deciding which one is better supported by the evidence.

Learning Objectives

• Describe how filtration separates a mixture using particle size and whether particles can pass through a barrier
• Identify what happens to the solid residue and what happens to the liquid that flows through the filter
• Use evidence such as sediment thickness and liquid clarity to explain filtration results+ Show more

Learning Objectives

• Identify observable evidence that indicates a chemical change has occurred
• Differentiate physical change from chemical change using multiple indicators
• Explain why chemical changes are often hard to reverse under ordinary conditions+ Show more

Learning Objectives

• Use balanced-equation ratios to predict relative masses of reactants and products.
• Explain how mass conservation helps interpret changes in a closed system.
• Compare expected theoretical amounts to observed residue in controlled reactions.+ Show more

Learning Objectives

• Explain how privacy, consent, and labeling raise ethical issues in genetic technologies
• Compare trade-offs between innovation, public benefit, and potential harms
• Identify stakeholder responsibilities and policy roles in responsible genetic science+ Show more