Grade 6 Science Worksheets

Learning Objectives

• Understand the procedures for constructing dichotomous and multi-access keys.
• Identify contrasting traits for use in key development.
• Learn methods to refine keys for better accuracy and reliability.+ Show more

Learning Objectives

• Understand the concept of control coupling and how it affects aircraft controls.
• Identify examples of adverse yaw caused by control interactions.
• Explain techniques like differential and Frise ailerons used to reduce unwanted moments.+ Show more

Learning Objectives

• Understand the primary and secondary control surfaces on aircraft and their roles in maneuvering.
• Explain how deflection of control surfaces affects aerodynamics and aircraft stability.
• Describe the concepts of control authority and how surface sizing influences responsiveness and energy expenditure.+ Show more

Learning Objectives

• Understand the iterative cycle of designing aircraft and gliders.
• Identify key steps such as specification, prototyping, measurement, and refinement.
• Explain trade-offs among lift, drag, weight, and stability in aerodynamic design.+ Show more

Learning Objectives

• Understand the geometry of solar and lunar eclipses, including concepts of umbra and penumbra.
• Explain the causes and patterns of tides influenced by the Moon and Sun.
• Distinguish between the mechanisms driving eclipses and tidal variations.+ Show more

Learning Objectives

• Identify the main components of the solar system and understand their differences.
• Contrast the characteristics of terrestrial planets and gas giants.
• Recognize the location and features of dwarf planets, asteroid belts, and Kuiper Belt objects.+ Show more

Learning Objectives

• Understand the role of abiotic factors in shaping habitat conditions.
• Identify how physical environmental variables affect organism distribution.
• Explain interactions between abiotic factors and biological processes.+ Show more

Learning Objectives

• Understand how current and voltage measurements characterize circuit performance.
• Identify proper instrument placement and reading patterns in various circuit configurations.
• Explain measurement uncertainty qualitatively and interpret readings in context.+ Show more

Learning Objectives

• Identify independent, dependent, and controlled variables in a science investigation.
• Explain why controlled variables must be kept constant to support valid conclusions.
• Use operational definitions and consistent measurement intervals to collect reliable data.+ Show more

Learning Objectives

• Explain how gravity and terrain shape water pathways within a watershed.
• Describe how infiltration, soil storage, and land cover affect runoff and timing of streamflow.
• Connect vegetation and erosion/sediment movement to downstream water conditions.

Learning Objectives

• Explain what makes a scientific prediction testable and linked to an explanation or model
• Describe how evidence supports or challenges a prediction and how scientists refine models
• Identify criteria for evaluating results and interpret measurement uncertainty

Learning Objectives

• Explain how scientific findings lead to societal changes through evidence-based public health, environmental, and resource decisions.
• Use data and indicators to evaluate whether interventions achieve intended short-term and long-term outcomes.
• Describe trade-offs between economic priorities and environmental or health goals using real examples.

Learning Objectives

• Define a pure substance versus a mixture and explain why mixtures contain more than one material
• Describe how mixture components can be uniform or nonuniform based on how evenly they are spread
• Match observed mixture features to an appropriate separation technique

Learning Objectives

• Explain how heat energy is transferred by conduction, convection, and radiation.
• Identify which heat transfer mechanism is happening in everyday examples.
• Use temperature and state-change ideas to support predictions about heat flow.

Learning Objectives

• Explain how uneven solar heating causes air to rise and sink, creating global wind patterns.
• Describe how warm air density changes and how that affects vertical motion in the atmosphere.
• Connect atmospheric circulation to the movement of moisture and the formation of storms.

Learning Objectives

• Explain how climate differs from short-term weather patterns
• Identify key factors that influence climate, such as latitude and ocean effects
• Use evidence from climate patterns to describe why different ecosystems form in different regions

Learning Objectives

• Explain how the atmosphere, hydrosphere, geosphere, and biosphere interact through matter and energy flow.
• Describe how heating, cooling, evaporation, and condensation can change water from one form to another and affect weather.
• Give examples of how erosion and deposition change landforms and connect to other Earth spheres.+ Show more

Learning Objectives

• Explain how clouds form from cooling water vapor and condensation on tiny particles
• Describe how precipitation forms when droplets or ice crystals become heavy enough to fall
• Compare precipitation types (rain, snow, sleet, hail) based on temperature and atmospheric conditions

Learning Objectives

• Explain how El Niño conditions in the tropical Pacific can change evaporation, cloud formation, and wind patterns
• Describe how shifts in ocean-atmosphere conditions can lead to changes in rainfall and temperatures in other regions
• Compare typical patterns with El Niño and La Niña impacts using evidence from precipitation and wind trends

Learning Objectives

• Explain how the angle of incoming solar energy affects Earth’s temperature patterns.
• Describe how unequal heating drives air movement and influences ocean circulation.
• Connect energy transfers in the atmosphere and oceans to daily weather and seasonal climate changes.

Learning Objectives

• Explain how wind patterns and Earth’s rotation help create ocean current systems.
• Describe how moving warm and cool water affects coastal climates and weather.
• Identify key differences between surface currents and deeper ocean movement.

Learning Objectives

• Explain how oceans absorb, store, and release energy to reduce temperature extremes.
• Describe how ocean heat affects evaporation, water vapor, humidity, and atmospheric stability.
• Connect ocean circulation and changes in ocean heat content to weather patterns near coastlines.

Learning Objectives

• Describe the main pathways of the water cycle, including evaporation, condensation, precipitation, runoff, and infiltration.
• Explain how energy changes water’s state and how those changes move water between the atmosphere and Earth’s surface.
• Connect water cycle pathways to effects such as humidity, cloud formation, stream flow, and drought or flooding.

Learning Objectives

• Explain how balanced forces produce a net force of zero and can keep motion the same
• Describe how unbalanced forces create a net force that changes speed or direction
• Connect the direction of the net force to the direction of the resulting change in motion

Learning Objectives

• Explain density as the relationship between mass and volume
• Use density to predict whether common objects will float or sink
• Describe how density depends on the state (phase) of a substance

Learning Objectives

• Identify major weather elements and describe what each one tells us about current conditions.
• Explain how observing multiple weather elements can help make sense of why forecasts change.
• Interpret basic statements about weather using correct science vocabulary.

Learning Objectives

• Explain how energy can change forms (such as potential to kinetic) while conserving total energy
• Connect energy transformations to observable changes like motion, temperature, or brightness
• Use everyday examples to describe how different types of energy transfer in real systems

Learning Objectives

• Explain how friction affects motion between contacting surfaces
• Describe how surface texture changes the distance an object slides
• Connect friction and air resistance to the conversion of energy and slowing down of moving objects

Learning Objectives

• Explain why mixtures can be separated without forming new substances
• Identify physical properties used to separate mixture components
• Match separation methods to mixtures based on properties like particle size, density, boiling point, and solubility+ Show more

Learning Objectives

• Distinguish physical changes from chemical changes by identifying evidence of new substances.
• Use examples to explain how matter changes can involve rearranging or forming new materials.
• Identify and describe signs of chemical change, such as gas production, color change, and permanent texture changes.

Learning Objectives

• Distinguish speed from velocity by explaining how direction affects velocity
• Calculate and interpret average speed using total distance and elapsed time
• Use consistent measurement units to describe motion accurately

Learning Objectives

• Explain how particles behave differently in solids, liquids, and gases.
• Compare solids, liquids, and gases using shape, volume, and particle motion.
• Describe how energy changes relate to changes in state.

Learning Objectives

• Explain how behavioral adaptations help organisms survive by reducing risk from predators and harsh environmental conditions.
• Compare examples of behavioral adaptations such as migration, hibernation, nesting, and burrowing.
• Describe how behavioral adaptations can work together with structural and physiological traits.

Learning Objectives

• Explain how thermal energy transfers through conduction, convection, and radiation.
• Identify the medium and movement involved in each thermal energy mechanism.
• Use evidence from everyday examples to determine which transfer mechanism is happening.

Learning Objectives

• Explain how carbon moves between living things and the environment through processes such as photosynthesis, respiration, and decomposition
• Identify producers, consumers, and decomposers in the carbon cycle and describe their roles
• Use evidence from carbon flow to reason about long-term ecosystem functioning

Learning Objectives

• Explain how decomposers break down dead organisms and waste into simpler materials
• Describe how decomposition returns nutrients to the environment for producers to use again
• Connect decomposition to ecosystem stability over time

Learning Objectives

• Explain the difference between biotic and abiotic factors in an ecosystem
• Identify producers, consumers, and decomposers using examples
• Describe how nonliving environmental conditions affect where organisms can live

Learning Objectives

• Explain how energy transfer between trophic levels is limited by energy used for life processes and energy lost as heat.
• Describe how energy loss affects the number of trophic levels and the size of populations in food webs.
• Interpret cause-and-effect relationships in ecosystems when a key food source is removed.

Learning Objectives

• Explain how a food web connects many food chains in an ecosystem.
• Describe how energy moves between organisms and how matter is recycled by decomposers.
• Predict how changes to one organism can affect multiple feeding relationships.

Learning Objectives

• Explain how inherited adaptations help organisms survive and reproduce in specific environments.
• Distinguish adaptations from individual behavior changes and identify examples in real organisms.
• Describe how environmental pressures (living and nonliving factors) select which traits are most helpful.

Learning Objectives

• Explain how energy moves through a food chain from producers to consumers.
• Identify producers, primary consumers, and secondary consumers in examples.
• Use trophic level vocabulary (producer, primary consumer, secondary consumer) accurately.

Learning Objectives

• Explain how predators and prey populations can affect each other in an ecosystem.
• Describe competition and mutualism and how each relationship affects organisms.
• Use evidence to predict how changes in one population can ripple through a community.

Learning Objectives

• Explain what an ecological niche is and how it relates to how organisms use resources and conditions.
• Describe how two species can live in the same habitat by occupying different niches.
• Evaluate how niche overlap can increase competition when resources become limited.

Learning Objectives

• Explain how physiological adaptations help organisms survive in specific environments.
• Identify examples of internal processes that support water balance, metabolism, and stress tolerance.
• Compare how desert and aquatic organisms may use different internal mechanisms.

Learning Objectives

• Explain how structural adaptations help organisms survive in their environments.
• Describe how body structures can support feeding, movement, protection, and camouflage.
• Use evidence from examples to connect traits to habitat and survival needs.

Learning Objectives

• Explain how survival and reproduction depend on how well traits match current environmental conditions.
• Describe how changes in temperature, drought, or food availability can shift which traits are most helpful.
• Connect adaptation to ecosystem change and resilience over time.

Learning Objectives

• Explain how trophic levels describe how organisms obtain energy in an ecosystem
• Identify producers, primary consumers, secondary consumers, higher-level consumers, and decomposers by role
• Describe how energy transfer between trophic levels affects population patterns

Learning Objectives

• Explain how scientific knowledge becomes more reliable through iterative refinement and new evidence
• Differentiate between scientific theories and scientific laws using examples
• Describe how communication, peer evaluation, and reproducibility strengthen claims