Grade 6 Science Worksheets

Learning Objectives

• Explain how the particle model describes matter using tiny particles in constant motion
• Compare particle spacing and motion in solids, liquids, and gases
• Predict macroscopic properties (shape, volume, compressibility, and flow) from particle behavior+ Show more

Learning Objectives

• Explain what reaction rate means in terms of how quickly reactants become products
• Identify how concentration, temperature, surface area, and catalysts affect the frequency and energy of particle collisions
• Connect changes in reaction rate to observable evidence such as gas production, colour change, and heat release

Learning Objectives

• Explain how a food chain transfers energy and nutrients through trophic levels
• Identify producers and different consumer roles in a simple food chain
• Describe how changes in one population can affect other populations in a linear food chain

Learning Objectives

• Explain how a food web shows feeding relationships and alternative energy pathways.
• Describe how changes to one species can cause cascading effects through an ecosystem.
• Use food web ideas (connectivity, redundancy, and specialization) to predict stability after disturbances.

Learning Objectives

• Explain the difference between a habitat and a niche using examples
• Describe how overlapping niches can cause competition and limit population growth
• Analyze how resource partitioning can support species coexistence+ Show more

Learning Objectives

• Explain how human activities can change habitat, nutrient cycles, and energy pathways in an ecosystem.
• Connect deforestation, pollution, and non-native species to effects on biodiversity and ecosystem services.
• Identify evidence-based cause-and-effect relationships between human actions and long-term ecosystem outcomes.

Learning Objectives

• Explain how limiting factors control population growth and distribution in ecosystems
• Distinguish abiotic limiting factors (nonliving) from biotic limiting factors (living)
• Use evidence from scenarios to predict how changes in limiting factors affect survival and reproduction+ Show more

Learning Objectives

• Explain how different types of pollutants (heavy metals, pesticides, and excess nutrients) enter ecosystems and affect organisms.
• Describe how bioaccumulation and biomagnification can increase pollutant levels in top predators.
• Connect nutrient over-enrichment to algal blooms and oxygen depletion that can create dead zones.+ Show more

Learning Objectives

• Explain how producers capture energy and how consumers obtain energy in a food web.
• Identify primary, secondary, and higher-level consumers and describe their roles.
• Describe how energy transfer limits affect ecosystem productivity and stability.

Learning Objectives

• Distinguish primary succession from secondary succession using key characteristics such as soil presence and starting conditions.
• Explain how pioneer species change environmental conditions and how that affects later species.
• Describe how succession can increase biodiversity and lead to a relatively stable community (while still allowing different outcomes).

Learning Objectives

• Explain how habitat fragmentation, pollution, land-use change, nonnative species, and resource extraction can affect community composition and population viability.
• Describe how human impacts can reduce genetic diversity and change species distribution and ecological balance.
• Evaluate mitigation strategies such as conservation and restoration for supporting long-term persistence of native communities.

Learning Objectives

• Explain how population size changes over time using exponential and logistic growth ideas
• Define carrying capacity and identify limiting factors that reduce population growth
• Differentiate density-dependent and density-independent influences on populations+ Show more

Learning Objectives

• Explain how different space tools (telescopes, probes, and satellites) help scientists observe Earth and space systems.
• Describe how spectral imaging and remote sensing collect information about temperature, vegetation, and atmospheric composition.
• Interpret data using ideas like resolution limits and coordinate mapping to understand landforms and ocean conditions.

Learning Objectives

• Differentiate between contact forces and noncontact forces, with examples involving gravity, friction, and normal force.
• Explain how balanced and unbalanced forces affect changes in motion (start/stop, speed up/slow down, and direction).
• Describe the idea of net force qualitatively using everyday situations without vector calculations.

Learning Objectives

• Write a testable hypothesis using measurable variables and clear units
• Choose appropriate controls and keep procedures consistent in a controlled experiment
• Plan replication and select a reasonable sample size for more reliable results+ Show more

Learning Objectives

• Explain how Earth’s rotation about its axis causes alternation of daylight and darkness
• Describe how apparent daily motion of celestial objects is linked to Earth’s rotation
• Use the sequence of sunrise, solar noon, and sunset to connect time-of-day observations to Earth’s rotation

Learning Objectives

• Describe how growth rings form and how ring width and density can reflect environmental conditions.
• Explain how scientists use growth rings and dendrochronology to reconstruct past climate and disturbance events.
• Interpret growth-ring clues to make evidence-based claims about tree age, growth rates, and long-term forest health.

Learning Objectives

• Identify essential parts of a science data table, including clear column headings and units
• Explain why consistent time stamps and metadata improve data quality and reusability
• Interpret and revise data tables by checking for clarity, completeness, and consistent conventions

Learning Objectives

• Coordinate scientific inquiry steps: framing questions, designing fair investigations, choosing measurements, and handling data
• Use Alberta-scale watershed examples to explain how multi-site monitoring supports stronger evidence-based conclusions
• Communicate results clearly, including data provenance, cross-site comparability, and limitations

Learning Objectives

• Explain how comparing a substance’s properties before and after an interaction can indicate what changed.
• Identify evidence that a new substance formed versus a physical change without forming a new substance.
• Use property clues (color change, gas, solid, new material) to reason about chemical vs. physical changes.

Learning Objectives

• Explain how energy from the Sun drives changes in water state, including evaporation and cloud formation
• Describe how gravity influences the movement and accumulation of water and sediment on slopes
• Connect energy to Earth material cycling, including weathering rates and how sediments and soils change over time

Learning Objectives

• Explain how uneven heating of Earth drives rising and sinking air that forms global wind patterns.
• Describe how warm air and cool air differ in density and how that affects movement in the atmosphere.
• Connect atmospheric circulation to moisture transport and the development of storms.+ Show more

Learning Objectives

• Differentiate between heat and temperature using particle motion and energy transfer
• Explain how temperature and heat are affected by the amount of material (mass/size of container)
• Use warming/cooling patterns to describe the direction of energy flow

Learning Objectives

• Explain how inherited adaptations help organisms survive and reproduce in a specific environment.
• Describe how living and nonliving environmental pressures can make certain traits more valuable.
• Use vocabulary such as adaptation, inherited trait, environment, and survival to answer science questions.

Learning Objectives

• Explain how organisms in an ecosystem depend on each other for resources and survival
• Describe how predators, prey, competition, and mutualism affect population sizes
• Predict how a change in one population can ripple through a community

Learning Objectives

• Explain how reflection follows angle relationships when light meets a surface
• Describe how refraction changes the direction of light as it moves between media
• Use ideas about refractive index and lenses to predict what happens to images and light paths

Learning Objectives

• Explain how filtration and sieving separate mixtures using particle size and a barrier or screen
• Identify the correct method for separating different mixtures (sand-water, flour-grain sorting)
• Describe how the design of a filter or sieve affects what passes through and what gets trapped

Learning Objectives

• Explain how temperature, water availability, light intensity, soil composition, pH, and salinity (abiotic factors) affect habitat conditions
• Describe how environmental gradients (changes across space or seasons) influence where organisms can survive and how they move or select microhabitats
• Use examples to connect physical conditions to biological processes such as metabolism, root growth, and population changes

Learning Objectives

• Identify producers, consumers, and decomposers and describe what each role does in a food chain
• Determine trophic levels (primary, secondary, tertiary) and explain how energy transfers between levels
• Compare linear food chains with networked food webs and explain why energy loss affects population size and stability

Learning Objectives

• Compare solids, liquids, and gases using particle arrangement and relative motion.
• Describe macroscopic traits such as shape retention and compressibility for each state of matter.
• Use everyday examples (ice, liquid water, water vapor) to connect state changes with density and molecular spacing.+ Show more

Learning Objectives

• Explain how scientific evidence is used to inform policy decisions about complex societal problems.
• Describe how risk assessment and uncertainty affect decision-making choices.
• Use cost-benefit reasoning and stakeholder values to justify a policy or response strategy.+ Show more

Learning Objectives

• Explain how lift, drag, and stability relate to aerodynamic design choices.
• Describe how changes in wing curvature, aspect ratio, and surface area can affect performance.
• Use real-world examples (kites and model gliders) to make predictions about aerodynamic outcomes.

Learning Objectives

• Interpret how species occurrence and richness can reveal spatial and temporal biodiversity patterns
• Compare biodiversity patterns across islands, along latitudes, and among habitats with different heterogeneity
• Explain how historical records and present-day surveys help estimate turnover and community composition+ Show more

Learning Objectives

• Explain how heritable variation and environmental pressures lead to natural selection.
• Describe how differential reproductive success changes trait frequencies over generations.
• Connect examples (finches, pollution, antibiotic resistance) to selection-driven shifts in populations.

Learning Objectives

• Compare multiple design solutions using established criteria and constraints.
• Use both qualitative and quantitative metrics to evaluate solutions (e.g., efficiency, durability, manufacturability, cost).
• Justify which prototype to refine by using evidence and a scoring approach.

Learning Objectives

• Explain how genetic differences and environmental factors can both cause observable variation in individuals.
• Use allele and mutation ideas to describe how inherited traits can produce a range of phenotypes.
• Analyze examples (animals and plants) to identify which variations are inherited and which are environment-dependent.

Learning Objectives

• Explain how habitat fragmentation divides landscapes and reduces habitat connectivity for organisms
• Describe how fragmentation can affect gene flow, pollinator movement, and species interactions
• Identify edge effects and isolation and predict likely consequences for food web stability+ Show more

Learning Objectives

• Define keystone species and explain why they can have a larger impact than their abundance suggests
• Describe how keystone species can cause cascading effects through trophic levels in an ecosystem
• Use evidence-based indicators to infer keystone status and predict impacts on biodiversity and habitat

Learning Objectives

• Explain how birth rate, death rate, immigration, and emigration affect population size over time
• Describe how carrying capacity and limiting factors control whether populations grow exponentially or logistically
• Distinguish density-dependent and density-independent factors using examples from terrestrial and aquatic systems+ Show more

Learning Objectives

• Explain how heritability connects genetic variation to trait differences in populations
• Differentiate heritable influences from environmental influences on traits
• Describe how natural selection can shift allele frequencies over generations

Learning Objectives

• Identify the main categories of artificial satellites by their purpose (operational, scientific, and reconnaissance).
• Describe how different orbits (geostationary and polar) match different mission goals.
• Explain how satellite sensors and payloads help monitor Earth systems and space phenomena.+ Show more

Learning Objectives

• Describe the key characteristics of parallel circuits, including multiple branching pathways and equal potential difference across branches.
• Explain how current divides in parallel circuits and how overall current equals the sum of branch currents.
• Compare how loads in parallel circuits behave independently and how parallel circuits differ from series circuits during faults.

Learning Objectives

• Explain how voltage, current, and resistance are related using proportional reasoning suitable for grade 6.
• Use given values of voltage, current, or resistance to determine an unknown circuit quantity.
• Predict how current changes when resistance changes for a fixed voltage difference, including series and parallel comparisons.

Learning Objectives

• Explain how roles, shared documentation standards, and communication protocols improve team science projects.
• Use trackable versioning and clear attribution to make scientific records transparent and reproducible.
• Practice constructive critique by using agreed-upon review and decision-making processes to resolve conflicting observations.

Learning Objectives

• Organize quantitative and qualitative observations into clear tables and graphs.
• Choose appropriate graph types and correctly label axes, scales, units, and legends.
• Interpret graphs by identifying trends, outliers, and basic summary measures (mean and median).+ Show more

Learning Objectives

• Differentiate between mixtures, homogeneous mixtures (solutions), and heterogeneous mixtures using observable properties.
• Explain how physical properties (particle size, solubility, density, and magnetism) help separate mixture components.
• Select an appropriate separation method (filtration, evaporation, or decanting) based on the mixture type and component differences.

Learning Objectives

• Identify how different conservation strategies (protected areas, habitat restoration, sustainable harvesting, invasive species control) help ecosystems maintain balance
• Explain how conservation strategies involve trade-offs among ecological goals, economic needs, and social values
• Use monitoring to evaluate whether conservation actions improve habitat and species survival over time

Learning Objectives

• Explain how matter cycles between living and non-living parts of an ecosystem.
• Use a cycles-of-matter model to identify reservoirs (storage) and flows (movement).
• Describe how carbon and water move through air, soil, water, plants, and animals.