Grade 6 Science Worksheets

Learning Objectives

• Explain how free electrons in metals allow electrical charge to move (conductivity).
• Compare how material type, temperature, and cross-sectional area affect conductivity.
• Describe why high-conductivity materials are useful in real electrical devices.

Learning Objectives

• Explain how the Sun’s dominant gravity affects the Earth–Moon system
• Describe how mutual gravity between Earth and Moon leads to an Earth–Moon barycenter and orbital motion
• Connect stable orbits to gravitational balance and mutual motion

Learning Objectives

• Describe the function of common circuit components, including power sources, resistive loads, switches, and connectors
• Match physical circuit components to their typical schematic symbols
• Predict qualitative effects of component function on current and voltage in simple circuits

Learning Objectives

• Identify primary and secondary control surfaces and describe what each one helps control (roll, pitch, and yaw).
• Explain how deflecting a control surface changes lift and produces a turning moment.
• Describe control authority and how trim and surface sizing affect aircraft responsiveness and energy cost during maneuvers.

Learning Objectives

• Describe how microscopy and preserved specimens provide evidence that cells are the basic unit of life.
• Distinguish single-celled organisms from multicellular organisms using observable cell features.
• Explain how the organization from cells to tissues, organs, and whole organisms is supported by empirical observations.+ Show more

Learning Objectives

• Explain why insulators resist electric charge flow using the ideas of bound electrons and lack of free charge carriers.
• Compare common insulating materials (rubber, glass, dry wood) based on their electron behavior and safety uses.
• Distinguish bulk insulating properties from how charges can behave on a material’s surface.+ Show more

Learning Objectives

• Explain the roles of ammeters and voltmeters in measuring electric current and potential difference.
• Identify correct measurement units (amperes and volts) and interpret ideal instrument behavior.
• Predict how current and voltage readings change in simple series and parallel circuits.

Learning Objectives

• Explain how pressure systems, air masses, and fronts interact to create local and regional weather.
• Interpret weather data from surface maps, including temperature, pressure, precipitation, and wind shifts.
• Describe how convection and latent heat release help connect short-term weather variability to precipitation and storms.

Learning Objectives

• Explain how measuring current and voltage helps characterize how a circuit performs
• Describe conceptually where instruments should be placed to measure current and voltage
• Interpret typical measurement patterns to reason about relative resistance in a circuit+ Show more

Learning Objectives

• Define electrical power as the rate of energy transfer and relate it to how fast energy is used.
• Explain how current and voltage affect power in common circuit elements using basic relationships.
• Describe how efficiency and heat generation are connected for resistive components.+ Show more

Learning Objectives

• Explain how charge transfer (electron movement) happens when materials rub
• Use the triboelectric series idea to predict which material is more likely to become charged
• Describe attractions, repulsions, and electrostatic discharge (spark) in terms of charge buildup and release+ Show more

Learning Objectives

• Identify major components of the solar system and describe how they are classified (planets, dwarf planets, belts).
• Compare terrestrial (rocky) and gas giant planets using basic composition, atmosphere, and temperature ideas.
• Explain how orbital zones relate to typical planet temperatures and surface conditions.+ Show more

Learning Objectives

• Explain how Earth’s rotation causes day and night.
• Describe how Earth’s 23.5° axial tilt and orbit produce seasonal changes in sunlight and temperature.
• Identify solstices and equinoxes as predictable observational events tied to daylight patterns.+ Show more

Learning Objectives

• Construct explanations for patterns of species interactions across forest, grassland, and freshwater ecosystems.
• Identify mutualism, competition, predation, and parasitism as recurrent interaction types and describe their outcomes.
• Use niche overlap, resource availability, and behavioral strategies to predict interaction strength under different abiotic conditions.

Learning Objectives

• Use data such as birth rate, death rate, and age structure to explain how populations change over time.
• Construct evidence-based claims linking ecosystem component changes (predators, invasive species, habitat, disease) to population increases or declines.
• Describe how trophic cascades and recovery or collapse patterns can occur in both terrestrial and aquatic systems.

Learning Objectives

• Apply scientific methods to local environmental and community issues using respectful, ethical engagement.
• Use consent, cultural sensitivity, and validation practices to responsibly collect and verify observations.
• Communicate findings clearly to non-specialist community members and propose actionable stewardship measures.

Learning Objectives

• Explain how a scientific claim should connect to evidence and reasoning.
• Use graphs, diagrams, and models appropriately to communicate evidence.
• Select relevant data and cite sources when justifying conclusions.+ Show more

Learning Objectives

• Explain how assigning roles and documenting shared work improve scientific teamwork.
• Use versioning and attribution to keep track of changes and contributions in group investigations.
• Describe protocols for constructive critique and how teams resolve conflicting observations.+ Show more

Learning Objectives

• Explain how a series circuit forms a single-path (one-loop) configuration for current.
• Describe why the current is the same through each element in a series circuit.
• Use the idea of voltage division to predict how voltage is shared across series components.+ Show more

Learning Objectives

• Compare multiple design solutions using established criteria and constraints
• Use quantitative and qualitative metrics to score and rank prototype options
• Justify design choices using evidence from tests, models, and iterations

Learning Objectives

• Identify the functions, success measures, and constraints in a design problem
• Use scientific principles to explain cause-and-effect relationships in potential solutions
• Describe how limits such as materials, cost, and safety shape the best design

Learning Objectives

• Use astronomical units (AU) to compare Earth’s distance to the Sun with other planets’ distances.
• Compare planetary size and orbital periods using appropriate scales and orders of magnitude.
• Interpret proportional models and data tables/charts to explain solar system relationships.

Learning Objectives

• Explain how negative feedback helps maintain internal stability (homeostasis) in the body.
• Identify the roles of sensors, control centers, and effectors in feedback control systems.
• Compare negative and positive feedback by describing how each changes the direction of change.

Learning Objectives

• Explain how electronic sensors and digital probes collect data and why settings like sampling rate affect measurements.
• Select an appropriate digital instrumentation tool for a specific phenomenon and avoid systematic error.
• Describe basic calibration, measurement units, and how to record metadata for reliable data interpretation.

Learning Objectives

• Define independent and dependent variables and use operational definitions to describe measurements
• Design fair tests by keeping variables controlled and using controlled comparisons
• Connect hypothesis testing to reproducibility by documenting procedures and recognizing limitations

Learning Objectives

• Explain how tectonic, atmospheric, and hydrologic processes can produce different natural hazards.
• Analyze how evidence such as historical records, seismic/satellite data, and hazard maps helps estimate hazard intensity and impact.
• Evaluate cause-and-effect relationships to predict how and where hazards may affect communities and infrastructure.

Learning Objectives

• Explain how land-use change, fossil fuel combustion, agriculture, and waste management can alter Earth systems.
• Describe causal links between human activities and environmental trends, including effects on biogeochemical cycles and climate drivers.
• Use examples (carbon sinks, nutrient runoff, heat islands, hypoxic zones) to predict how ecosystem structure may change over time and space.

Learning Objectives

• Describe how organ systems (circulatory, respiratory, digestive, and nervous) work together to support body functions.
• Explain how tissues and organs contribute to system-level outcomes by connecting cellular processes to organ function.
• Use vocabulary from organ systems to identify roles of key organs (heart, lungs, liver, and brain).

Learning Objectives

• Organize observations into tables and select appropriate graph types for different kinds of data.
• Interpret graphs by using labeled axes, units, and legends to identify trends and outliers.
• Compute and compare simple summary measures such as mean and median and explain how outliers affect them.+ Show more

Learning Objectives

• Explain how voltage, current, and resistance are related in a simple circuit using proportional reasoning.
• Use measured values to calculate or predict how circuit variables change when resistance changes.
• Compare how current and resistance behave in series versus parallel circuits using qualitative quantitative relationships.

Learning Objectives

• Explain how gravitational attraction between a planet (or satellite) and the Sun maintains orbital motion
• Describe how an orbit’s shape (elliptical) affects orbital speed and distance from the central body
• Use orbital period ideas to compare how mass and distance influence satellite orbits (e.g., Earth–Moon and Jupiter–moon systems)

Learning Objectives

• Explain how plate tectonics and geologic processes create mineral deposits, petroleum basins, and groundwater aquifers.
• Describe how water flow and recharge affect the availability of groundwater resources.
• Evaluate how demand, extraction impacts, and technology influence long-term resource allocation.

Learning Objectives

• Use comparative test data to identify which design performs best under a specific goal and set of constraints
• Interpret graphs and averages to explain performance differences and trade-offs among design alternatives
• Discuss sources of error and how they affect the confidence you have in design conclusions

Learning Objectives

• Explain how monomers assemble into polymers through condensation reactions.
• Describe how hydrolysis breaks polymers into smaller building blocks.
• Connect the structure of macromolecules (proteins, nucleic acids, lipids, carbohydrates) to their functions in cells.+ Show more

Learning Objectives

• Explain how photosynthesis and cellular respiration transform energy in chloroplasts and mitochondria.
• Describe how matter cycles between organisms and the atmosphere through gas exchange and respiration.
• Use the idea of mass conservation to connect reactants and products in energy pathway processes.+ Show more

Learning Objectives

• Explain how genetic differences and environmental factors can both cause observable variation in organisms.
• Use models of alleles, mutation, and environment to predict how traits may change across individuals.
• Identify limits of genetic explanations when traits are mainly altered by environmental conditions.

Learning Objectives

• Explain why risk assessment is necessary before starting a science investigation
• Identify safe and ethical behaviors when using tools, handling materials, and working with organisms or communities
• Apply protocols for hazard prevention and accurate reporting of incidents+ Show more

Learning Objectives

• Model dominant and recessive inheritance patterns using Punnett squares and allele combinations.
• Use probability to predict offspring trait ratios from a discrete gene model.
• Explain how a family pedigree or exemplar (such as pea traits) reflects inheritance patterns.

Learning Objectives

• Explain how the relative positions of Earth, Moon, and Sun produce the sequence of lunar phases.
• Distinguish between lunar phases (illumination changes) and eclipses (shadowing events).
• Predict when solar and lunar eclipses can occur based on line-of-sight alignment.+ Show more

Learning Objectives

• Explain how parallel circuits split current into multiple branching pathways.
• Describe why each parallel branch has the same potential difference (voltage).
• Use current relationships to predict how overall current relates to branch currents.+ Show more

Learning Objectives

• Describe the main processes of the water cycle: evaporation, condensation, precipitation, runoff, infiltration, and groundwater storage.
• Explain how solar energy and gravity drive the movement and phase changes of water in the hydrosphere.
• Use simple models (reservoirs and arrows) to trace where water goes and how long it can be stored.

Learning Objectives

• Explain how roll, pitch, and yaw controls can interact through aerodynamic forces.
• Describe adverse yaw and elevator–aileron coupling in simple cause-and-effect terms.
• Identify design features (like differential and Frise ailerons) that reduce unwanted coupled moments.

Learning Objectives

• Explain how physical, diagrammatic, and simple mathematical models represent complex systems
• Identify model assumptions and define model boundaries to interpret predictions correctly
• Compare model predictions with observable outcomes and use discrepancies to refine a model+ Show more

Learning Objectives

• Explain how population trends and per-capita resource use can affect Earth systems and sustainability.
• Compare renewable energy, conservation, circular resource use, and land-management strategies.
• Evaluate trade-offs among economic, social, and environmental priorities when choosing sustainability policies and technologies.

Learning Objectives

• Explain how cells communicate using chemical and electrical signals.
• Describe how receptors translate signals into cellular responses, including signal transduction cascades.
• Differentiate rapid nervous impulses from longer-term endocrine effects.+ Show more

Learning Objectives

• Explain how major cell organelles contribute to essential cell functions.
• Connect the structure of organelles to their specific roles in the cell.
• Compare plant and animal cell features using organelle function.

Learning Objectives

• Explain how energy moves through food webs from producers to consumers and decomposers.
• Use energy pyramids and trophic transfer efficiency to describe why energy decreases at higher trophic levels.
• Describe how photosynthesis and cellular respiration contribute to an organism’s energy budget.+ Show more

Learning Objectives

• Identify features that distinguish single-celled organisms from multicellular organisms.
• Understand the relationship among cells, tissues, organs, and entire organisms.
• Observe and compare the characteristics of different cell types using microscopy and specimens.