Grade 6 Science Worksheets

Learning Objectives

• Explain how the relative positions of the Sun, Earth, and Moon determine lunar phases
• Use a simple geometric model to predict which phase will be visible from Earth
• Describe the sequence of lunar phases and relate it to the synodic period

Learning Objectives

• Explain how the Moon’s orbit around Earth creates predictable changes in lunar phases.
• Describe how the relative positions of the Sun, Earth, and Moon determine what portion of the Moon is illuminated from Earth.
• Use observations of nightly changes in the Moon’s position to connect lunar motion with time and direction.

Learning Objectives

• Explain how different species roles (producer, consumer, decomposer, and mutualist) support ecosystem functions.
• Describe how keystone and indicator species can strongly affect ecosystem stability.
• Use examples from Alberta to connect biodiversity roles to pollination, nutrient cycling, and food webs.

Learning Objectives

• Explain how Earth’s rotation causes the regular pattern of day and night
• Describe how the direction of sunlight and Earth’s axial tilt influence daylight duration
• Interpret how seasonal changes affect the length of day and night+ Show more

Learning Objectives

• Explain how growth rings form and how they can be used to estimate a tree’s age and growth patterns.
• Describe how ring width and density can reflect environmental conditions such as moisture, temperature, and disturbances.
• Connect dendrochronology methods to reconstructing past climate and disturbance events (such as drought or fire).

Learning Objectives

• Identify major forest types (boreal/mixedwood, montane, subalpine, aspen parkland) using characteristic species and conditions
• Explain how abiotic gradients such as elevation, soil moisture, and fire history influence where forest types occur
• Use forest type knowledge to describe habitat diversity and potential impacts of climatic shifts

Learning Objectives

• Describe how human activities affect forest ecosystems, including habitat connectivity, soil, and water quality
• Identify ways that fragmentation and pollution can change species composition
• Explain why invasive species can increase ecological harm over time+ Show more

Learning Objectives

• Explain how energy moves through forest food webs using producers, consumers, and decomposers.
• Identify trophic relationships and describe how predators, herbivores, and decomposers are connected.
• Describe how seasonal changes and disruptions (like invasive species) can affect food web structure and function.

Learning Objectives

• Explain how flowers and cones support reproduction in plants.
• Describe how seeds and different dispersal mechanisms affect where plants grow.
• Compare vegetative propagation and seed-based reproduction in terms of regeneration and genetic diversity.

Learning Objectives

• Describe how different disturbances (fire, insects, windthrow, flooding, and human activity) affect forest structure and succession.
• Explain how disturbance frequency, intensity, and spatial extent influence regeneration patterns and habitat mosaics.
• Use evidence from a landscape to infer how disturbance regimes can shape long-term ecosystem trajectories.

Learning Objectives

• Describe how leaf structures support photosynthesis, gas exchange, and transpiration.
• Explain how stomata and leaf traits (leaf area and chlorophyll) affect water use efficiency and growth.
• Compare how conifers and deciduous trees manage leaf functions across seasons in Alberta.

Learning Objectives

• Explain how species classification groups organisms into functional categories such as producers, consumers, and decomposers
• Distinguish native species from invasive or pest species and describe how they can affect ecosystem balance
• Use functional classification to predict energy flow and interactions among organisms in an Alberta ecosystem

Learning Objectives

• Explain how root systems provide anchorage, water and nutrient uptake, and storage
• Describe how different root adaptations (lateral roots and taproots) help trees survive in different environments
• Summarize how mycorrhizal fungi improve absorption and drought resilience+ Show more

Learning Objectives

• Explain how uneven heating creates pressure gradients that affect wind patterns.
• Describe how high- and low-pressure zones form and influence everyday weather.
• Identify how landforms (mountains, plains, river valleys) can change local pressure circulation.

Learning Objectives

• Describe how protected areas, reforestation, habitat restoration, and species-at-risk recovery help conserve forest biodiversity and ecosystem services.
• Explain how ecological knowledge (like riparian buffers and seed-source selection) supports long-term forest resilience across different landscapes.
• Identify cause-and-effect relationships between conservation actions and improvements in habitat quality.

Learning Objectives

• Explain how the Sun, Moon, planets, and constellations show predictable patterns in the sky from a fixed location.
• Describe how Earth’s seasons affect which constellations are visible at different times of year.
• Use vocabulary such as apparent motion, star background, rise, set, and seasonal cycle to interpret celestial observations.

Learning Objectives

• Use criteria to judge whether a scientific claim follows logically from data and methods.
• Evaluate how relevant evidence, patterns, uncertainty, and alternative hypotheses affect the strength of conclusions.
• Match the scope of a claim to the size and limits of the dataset.

Learning Objectives

• Identify major parts of a tree (roots, trunk, branches, leaves, buds, and bark) and describe their functions.
• Explain how form–function relationships help trees survive in different habitats.
• Use scientific vocabulary to describe transport, storage, support, and protection in trees.

Learning Objectives

• Explain how stewardship practices help landscapes by improving habitat, reducing erosion, and supporting water regulation.
• Identify key stewardship actions such as community planting, shelterbelts, and urban canopy programs.
• Describe how Indigenous knowledge can be incorporated respectfully into land care and restoration.

Learning Objectives

• Distinguish between random error and systematic error in scientific measurements
• Identify sources of systematic shifts (instrument bias and procedural inconsistency) and increased scatter (environmental variability)
• Use replication, calibration records, and uncertainty ideas to evaluate how errors affect conclusions

Learning Objectives

• Explain how xylem and phloem transport water, minerals, and sugars through a plant stem.
• Describe how freeze–thaw cycles, drought, and pests can affect sap flow and plant survival.
• Connect stem and bark structure to how trees protect transport tissues and respond to environmental change.

Learning Objectives

• Explain how local solar noon is determined by the Sun’s highest apparent altitude
• Compare solar time to clock time and identify why they differ
• Describe how longitude, time zones, and the equation of time affect timekeeping+ Show more

Learning Objectives

• Identify effective column headings and units in a science data table.
• Use consistent time stamps and metadata (location, instrument type, observer notes) to make data reusable.
• Interpret information from a data table to support later analysis and replication.

Learning Objectives

• Explain what heritability means in terms of variation caused by genetic differences
• Distinguish heritable influences from environmental influences on a trait
• Describe how natural selection can change allele frequencies across generations+ Show more

Learning Objectives

• Explain how habitat restoration, protected-area design, and community monitoring support biodiversity
• Describe how trade-offs influence conservation decisions and why metrics matter
• Apply the ideas of assisted migration, invasive species removal, and adaptive management to real-world scenarios+ Show more

Learning Objectives

• Explain how birth rates, death rates, immigration, and emigration affect population size
• Distinguish between exponential growth and logistic growth using carrying capacity and limiting factors
• Identify density-dependent and density-independent influences on populations in terrestrial and aquatic systems+ Show more

Learning Objectives

• Explain how roll, pitch, and yaw controls can produce coupled aircraft responses.
• Describe adverse yaw and how it can result from differential drag during roll.
• Identify design and control techniques (like differential and Frise ailerons) that reduce unwanted coupling.+ Show more

Learning Objectives

• Explain how increasing angle of attack changes airflow and lift on an airfoil
• Describe the difference between the linear lift regime and the post-stall regime
• Identify factors that change critical angle, including wing incidence, flap settings, and Reynolds number+ Show more

Learning Objectives

• Explain how airfoil geometry (camber, thickness, chord length, and leading-edge curvature) affects airflow and pressure distribution.
• Describe how angle of attack and lift generation are connected, including how stall can occur at critical angles.
• Compare simplified Bernoulli and Newtonian explanations for lift and relate them to real aircraft examples.+ Show more

Learning Objectives

• Explain how nutrient loading can lead to eutrophication and lower dissolved oxygen in aquatic ecosystems
• Describe how chemical contaminants can cause endocrine disruption and affect amphibian populations
• Connect bioaccumulation and biomagnification to contaminant levels in food chains and top predators+ Show more

Learning Objectives

• Identify and describe lift, drag, thrust, and weight as the four main aerodynamic forces acting on aircraft
• Explain how direction and magnitude of forces affect an object’s motion (climb, level cruise, and descent)
• Use the idea of vector addition and equilibrium to describe steady level flight+ Show more

Learning Objectives

• Categorize drag into parasitic and induced sources
• Identify components of parasitic drag: form drag, skin-friction drag, and interference drag
• Explain how induced drag relates to lift production, span, and speed+ Show more

Learning Objectives

• Explain how designers balance competing criteria such as lift, drag, weight, and stability.
• Describe the idea of Pareto trade-offs when improving one factor can worsen another.
• Use safety margins and stall/stability buffers to support safe design choices.+ Show more

Learning Objectives

• Explain the iterative design process used to improve aircraft and glider performance
• Describe how engineers use measurements of lift and drag to refine prototypes
• Identify trade-offs among lift, drag, weight, and stability during design decisions+ Show more

Learning Objectives

• Explain the difference between static and dynamic stability in aircraft
• Describe how center of gravity (CG) position relates to pitch stability
• Identify how wing dihedral angle and tail/fin design affect roll and yaw stability+ Show more

Learning Objectives

• Explain how surface pressure varies across a wing using pressure-map ideas such as stagnation points and suction peaks.
• Connect pressure-coefficient patterns to lift and pitching moment trends.
• Describe how changing camber or angle of attack shifts pressure minima and changes the pressure distribution.+ Show more

Learning Objectives

• Identify primary and secondary control surfaces on an aircraft and describe the motion each one influences (roll, pitch, and yaw).
• Explain how deflection of a control surface changes local lift, drag, and moments.
• Describe control authority and how factors like surface sizing and hinge moments affect responsiveness and energy cost.+ Show more

Learning Objectives

• Describe how optical, radio, and space-based telescopes help scientists observe the solar system.
• Explain how different wavelengths (visible, infrared, and radio) reveal information about composition, motion, and temperature.
• Compare ground-based and space-based observatories, including how Earth’s atmosphere affects observations.

Learning Objectives

• Explain how solar and lunar eclipses form using alignment and shadow geometry (umbra and penumbra).
• Distinguish why eclipses happen only sometimes and why visibility depends on location.
• Describe tides as a result of differential gravitational attraction from the Moon and the Sun.+ Show more

Learning Objectives

• Explain how gravity and inertia work together to keep objects in orbit
• Compare elliptical and near-circular orbital paths and describe how distance affects orbital speed
• Relate orbital period to distance from a central body in qualitative terms+ Show more

Learning Objectives

• Explain how Earth’s rotation causes the Sun and Moon to appear to rise and set each day
• Describe how Earth’s yearly orbit affects the Sun’s apparent changing position in the sky
• Identify the idea of diurnal motion, apparent stellar paths, and the celestial sphere from Earth’s perspective+ Show more

Learning Objectives

• Describe how wind tunnels measure aerodynamic forces such as lift and drag on scaled models.
• Explain why similarity parameters (like Reynolds number and Mach number) matter when scaling experiments.
• Identify how force balances, pressure taps, and flow visualization help interpret wind tunnel results.+ Show more

Learning Objectives

• Identify major functions of artificial satellites for Earth observation, communication, navigation, and scientific monitoring
• Describe key orbital choices (geostationary and polar orbits) and why they are useful for different tasks
• Explain how satellite sensor payloads affect the data collected and how that data supports predictions and mapping+ Show more

Learning Objectives

• Describe how robotic missions explore the solar system using mission types such as flyby, orbiter, lander, and sample-return.
• Explain how communication delay and distance affect mission design and data return.
• Identify how propulsion choices, instrumentation, and harsh planetary environments influence what a spacecraft can do.

Learning Objectives

• Explain how the relative positions of the Sun, Earth, and Moon determine the visible fraction of the Moon during lunar phases.
• Describe the phase sequence (new, crescent, quarter, gibbous, full) as a repeating cycle driven by orbital timing.
• Distinguish lunar phase appearance from eclipse circumstances by focusing on illumination geometry versus special alignments.

Learning Objectives

• Distinguish between fundamental niche and realized niche using measurable environmental factors
• Explain how abiotic factors and species interactions affect where organisms can live and what resources they use
• Describe how spatial and temporal partitioning reduce competition among similar species+ Show more

Learning Objectives

• Explain what a keystone species is and how it can influence an ecosystem disproportionately.
• Describe how trophic interactions (predators, herbivores, and producers) can create cascading effects.
• Identify indicators of keystone status and predict potential outcomes for biodiversity and habitat complexity.

Learning Objectives

• Define electric charge and describe how charge separation can occur between materials.
• Compare static electricity on insulators with electric current in conductors.
• Explain attraction and sparks as evidence of charge imbalance and electric potential.+ Show more