Grade 6 Science Worksheets

Learning Objectives

• Understand the difference between elements, compounds, and mixtures.
• Identify examples of each type of matter based on observable characteristics.
• Learn basic separation techniques like filtration and distillation.+ Show more

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 how evaporation, condensation, and precipitation move water through the water cycle.
• Describe how runoff and infiltration affect where freshwater collects and flows.
• Explain how storage in glaciers and aquifers can release water slowly over time.+ Show more

Learning Objectives

• Understand the factors that influence chemical reaction rates.
• Explain how concentration, temperature, surface area, and catalysts affect reaction speed.
• Identify observable indicators of reaction rate changes.+ Show more

Learning Objectives

• Understand the hierarchical categories used in classifying living organisms.
• Learn how to use observable characteristics to group species.
• Introduce the concept of dichotomous keys for identification.+ Show more

Learning Objectives

• Understand the purpose of prototype evaluation in science projects.
• Identify different types of data used to assess prototypes.
• Learn how to interpret measurements and observations to improve models.+ Show more

Learning Objectives

• Explain how habitat fragmentation changes connectivity between habitat patches.
• Describe how reduced connectivity can affect gene flow, pollinator movement, and species interactions.
• Use habitat fragmentation metrics (such as patch size and corridor value) to predict biodiversity outcomes.

Learning Objectives

• Identify the independent variable and the dependent variable in an investigation
• Explain why control variables must be kept constant to make evidence reliable
• Use an experiment plan to separate the changing factor from measured outcomes

Learning Objectives

• Understand that all matter is made up of tiny particles
• Describe the behavior of particles in different states of matter
• Relate temperature and energy to particle motion+ Show more

Learning Objectives

• Understand how organisms compete for limited resources in their environment.
• Identify different types of competition among species and within populations.
• Explain how resource competition influences population dynamics and community composition.+ Show more

Learning Objectives

• Define iterative improvement and explain its importance in science and engineering.
• Identify how evaluation results guide design refinements.
• Describe the process of testing and fixing in iterative development.+ Show more

Learning Objectives

• Understand what limiting factors are and how they affect populations.
• Identify abiotic and biotic limiting factors in ecosystems.
• Explain how changes in limiting factors influence species survival and distribution.+ Show more

Learning Objectives

• Identify the independent, dependent, and controlled variables in a science investigation.
• Use controls to keep evidence reliable by changing only one variable at a time.
• Explain why matching conditions (like track length or release method) prevents misleading results.+ Show more

Learning Objectives

• Construct evidence-based arguments linking ecosystem component changes to population increases or declines.
• Analyze case studies such as predator reintroduction, invasive species, habitat fragmentation, and disease outbreaks.
• Interpret empirical data sets and longitudinal observations to infer population responses and patterns.+ Show more

Learning Objectives

• Understand the difference between weather and climate.
• Identify short-term atmospheric conditions.
• Recognize patterns and variations in weather.+ Show more

Learning Objectives

• Define systematic observation and explain the difference between qualitative notes and quantitative measurements.
• Use data-collection strategies such as repeated measurements, consistent sampling frequency, and accurate record-keeping.
• Identify common observation instruments and describe how calibration and maintenance support reliable results.+ Show more

Learning Objectives

• Explain the law of conservation of mass for closed systems
• Identify reasons mass can appear to change in open systems
• Use the idea of system boundaries to interpret physical and chemical changes

Learning Objectives

• Explain what a pure substance is and how mixtures differ by containing more than one substance
• Describe how the properties of mixtures relate to the properties of their component substances
• Distinguish between uniform (homogeneous) and nonuniform (heterogeneous) mixtures using everyday examples+ Show more

Learning Objectives

• Identify common measurement instruments such as thermometers, pH probes, and tape measures.
• Understand the importance of calibration, unit selection, and accurate recording in data collection.
• Explain how measurements can be used to compare environmental conditions across different locations.+ Show more

Learning Objectives

• Explain how streamlining reduces aerodynamic drag by shaping objects to support smooth airflow.
• Identify key design features of streamlined shapes (rounded nose, tapered tail, smooth surface).
• Describe how changes in shape can delay airflow separation and affect energy needs.+ Show more

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

• Identify parts of an angle related to flight mechanics
• Explain how small increases in angle of attack influence lift and drag
• Recognize the concept of stall caused by excessive angle adjustments+ Show more

Learning Objectives

• Explain how new substances can form when atoms rearrange during a chemical change.
• Identify how macroscopic properties (solubility, conductivity, melting behavior) can change after a reaction.
• Use comparisons of properties before and after a reaction to support the idea that a new substance formed.

Learning Objectives

• Identify observable characteristics used to classify animals and plants.
• Understand hierarchical categories in biological classification from kingdom to species.
• Describe how dichotomous keys help in identifying local species.+ Show more

Learning Objectives

• Understand the fundamental differences between series and parallel circuit arrangements.
• Explain how current and voltage distribute in series and parallel circuits.
• Describe how energy flow and device behavior are affected by circuit configurations.+ Show more

Learning Objectives

• Compare different conservation strategies and their ecological trade-offs.
• Analyze case studies like coral reef restoration and riparian buffer implementation.
• Evaluate the effectiveness of biodiversity solutions in supporting ecosystem services.+ Show more

Learning Objectives

• Understand the concept of lift and how it helps objects rise in the air
• Identify the four primary forces involved in flight: lift, thrust, drag, and weight
• Describe how forces interact to produce controlled flight or descent

Learning Objectives

• Explain how the Earth–Moon–Sun alignment creates solar and lunar eclipses
• Distinguish between umbra and penumbra and predict what parts of Earth see different eclipse effects
• Describe how the Moon and Sun’s differential gravity causes tides, including spring and neap tides

Learning Objectives

• Describe the three main modes of heat transfer: conduction, convection, and radiation.
• Identify examples of energy transfer in everyday environments.
• Distinguish between conduction, convection, and radiation based on their mechanisms.+ Show more

Learning Objectives

• Differentiate heat and temperature based on what each describes and how energy moves.
• Explain how temperature relates to average particle kinetic energy.
• Predict how systems warm or cool when there is a temperature difference.

Learning Objectives

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

Learning Objectives

• Define independent and dependent variables and distinguish them from controlled variables in a fair test.
• Use operational definitions to describe how to measure variables during an investigation.
• Explain how hypotheses, controlled comparisons, and reproducibility support evidence-based scientific reasoning.

Learning Objectives

• Understand the sources of systematic and random errors in scientific measurements.
• Learn methods for estimating the effects of errors on confidence in experimental results.
• Identify how environmental and procedural factors contribute to measurement errors.+ Show more

Learning Objectives

• Explain how carbon atoms cycle through ecosystems, including processes like photosynthesis, respiration, and decomposition.
• Identify the roles of plants, animals, and the environment in the carbon cycle.
• Describe how matter is conserved and reused in ecosystems despite energy flow.+ Show more

Learning Objectives

• Describe how light reflects off surfaces according to angle relationships.
• Explain how refraction bends light as it passes between different media.
• Identify the role of lenses in focusing or dispersing light through refraction.+ Show more

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

• Identify the four general tissue types in multicellular animals: epithelial, connective, muscle, and nervous.
• Describe how each tissue type’s structures support its specific functions.
• Use evidence from a passage and tissue examples to explain relationships between tissues and organs.

Learning Objectives

• Understand the Sun's movement across the sky during the day and throughout the year
• Identify the path of the Sun and how it influences shadows and timekeeping
• Describe the pattern of the Sun's rising and setting times seasonally+ Show more

Learning Objectives

• Understand how groundwater is stored and moves through the geosphere.
• Explain the role of groundwater in supplying streams as baseflow during dry periods.
• Describe factors affecting the connection between groundwater and surface water.+ Show more

Learning Objectives

• Explain how phase changes involve energy transfer without changing chemical identity.
• Use the particle model to connect latent heat to particle motion and particle bonding strength.
• Predict whether energy will be absorbed or released during melting, boiling, freezing, and condensation.+ Show more

Learning Objectives

• Explain how solar and lunar eclipses happen using Earth–Moon–Sun alignment and the ideas of umbra and penumbra
• Distinguish how the geometry of eclipses affects what people can see and how often eclipses occur
• Describe tides as a result of the Moon’s and Sun’s differential gravitational pull on Earth’s oceans+ Show more

Learning Objectives

• Explain how morphological, physiological, and behavioral adaptations help organisms survive in different environments
• Use examples (desert plants, birds, and mammals) to describe how trait–environment matches improve survival and reproduction
• Differentiate adaptation from ideas about origin by focusing on how a trait functions in a given environment

Learning Objectives

• Identify observable properties of matter (color, hardness, texture, and conductivity) and explain how they help describe substances.
• Classify matter based on its form (solid, liquid, or gas) and connect form to observable behavior.
• Use evidence from comparisons to support predictions about how materials will respond to heat or electricity.

Learning Objectives

• Explain how species richness and occurrence can be used to identify biodiversity patterns across space and time.
• Compare biodiversity patterns using island faunas, latitudinal gradients, and habitat heterogeneity.
• Describe community turnover, endemism, and colonization using ecological and historical factors.

Learning Objectives

• Describe how cells form tissues, tissues form organs, and organs form body systems
• Explain how structure at each level supports specific functions in the body
• Use cause-and-effect reasoning to predict how changes at one level can affect system performance and internal stability

Learning Objectives

• Understand how material properties affect their suitability for different filtration applications.
• Learn about the factors influencing the effectiveness of water filters.
• Identify key characteristics such as membrane thickness, pore size, and durability in filtration design.

Learning Objectives

• Explain how scientific knowledge changes when new evidence becomes available.
• Differentiate scientific theories from scientific laws using examples.
• Describe how peer evaluation and reproducibility strengthen scientific claims.

Learning Objectives

• Understand how populations grow or decline over time.
• Identify factors that influence population changes.
• Analyze graphical data related to population studies.+ Show more