Grade 6 Science Worksheets

Learning Objectives

• Identify different parts of a leaf and understand their functions.
• Explain how leaves contribute to photosynthesis, transpiration, and gas exchange.
• Recognize variations in leaf structures between conifers and deciduous trees.+ Show more

Learning Objectives

• Explain how optimizing multiple design criteria requires tradeoffs and constraints.
• Use Pareto trade-off ideas to compare design options with different performance goals.
• Describe how safety margins, buffers, and manufacturability affect viable engineering configurations.

Learning Objectives

• Explain how long-term climate records are summarized using averages and variability
• Interpret graphs to identify patterns in temperature and precipitation over time
• Describe how comparing current data to historical baselines shows climate change or stability+ Show more

Learning Objectives

• Explain how current and voltage measurements relate to circuit performance.
• Describe conceptually where instruments are placed to measure current versus voltage.
• Interpret typical meter readings and uncertainty in simple circuit scenarios.

Learning Objectives

• Understand the importance of relevance in scientific evidence.
• Identify criteria for evaluating the strength of scientific claims.
• Learn to assess the consistency and uncertainty of evidence.+ Show more

Learning Objectives

• Understand the main functions of the circulatory system.
• Identify the components of the heart and blood vessels.
• Explain how blood transports gases, nutrients, and wastes.+ Show more

Learning Objectives

• Match a data set to an appropriate graph type (line, bar, or scatter)
• Label axes clearly and choose scales that do not mislead readers
• Use annotations to highlight key patterns or comparisons in a graph+ Show more

Learning Objectives

• Explain how parallel circuits provide the same potential difference across each branch.
• Describe how total current in a parallel circuit relates to the sum of branch currents.
• Compare fault tolerance of parallel circuits with the vulnerability of series circuits.

Learning Objectives

• Explain how the particle model describes solids, liquids, and gases using particle motion and spacing.
• Connect microscopic particle behavior to macroscopic properties such as shape, volume, flow, and compressibility.
• Use particle model vocabulary (solid, liquid, gas, particles, motion, spacing, arrangement) to describe everyday examples.

Learning Objectives

• Identify observable traits and use them to classify organisms at familiar habitats
• Explain how a hierarchy of categories (kingdom to species) helps scientists group living things
• Use a dichotomous key to classify an organism by choosing between paired traits

Learning Objectives

• Explain how different types of pollution enter ecosystems and affect living things
• Describe processes such as bioaccumulation, biomagnification, and eutrophication
• Identify evidence of ecosystem damage caused by pollutants, including dead zones+ Show more

Learning Objectives

• Explain the concept of heritability and how genetic variation contributes to adaptive traits.
• Distinguish between heritable and environmental influences on traits.
• Describe basic mechanisms of inheritance and how traits can shift allele frequencies over generations.+ Show more

Learning Objectives

• Understand the key life processes that occur within cells, including photosynthesis and cellular respiration.
• Describe how diffusion and transport mechanisms support material movement across cell membranes.
• Explain how these processes maintain conditions necessary for growth, repair, and reproduction in organisms.

Learning Objectives

• Understand the basic features of parallel circuits
• Identify components and pathway structures in parallel wiring
• Explain how potential difference and current behave in parallel circuits+ Show more

Learning Objectives

• Identify the roles of ammeters and voltmeters in electrical circuits.
• Understand measurement units: amperes and volts.
• Comprehend how instruments are connected in series and parallel circuits.+ Show more

Learning Objectives

• Explain how the masses of the Sun, Earth, and Moon affect gravitational interactions and orbital relationships.
• Describe the role of the Earth–Moon barycenter in how Earth and Moon move around each other.
• Use gravitational ideas to connect mutual motion and stable orbital patterns.+ Show more

Learning Objectives

• Explain how roll, pitch, and yaw controls can influence each other through control coupling
• Describe how differential drag during roll can cause adverse yaw
• Identify ways aircraft designers reduce unwanted coupled moments (e.g., differential and Frise ailerons, trim, control mixers)

Learning Objectives

• Understand the concept of control surfaces in aircraft.
• Learn about aerodynamic interactions such as adverse yaw and control coupling.
• Identify techniques used to mitigate unwanted control effects.+ 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

• Understand the role of decomposers in ecosystems
• Identify different types of decomposers such as fungi and bacteria
• Explain how decomposers return nutrients to the environment+ Show more

Learning Objectives

• Understand the causes of day and night as Earth rotates.
• Describe how Earth's orbit and tilt cause seasons.
• Explain the Moon's phases and their recurring pattern.+ Show more

Learning Objectives

• Explain how photovoltaic, wind, and hydro systems transform one form of energy into electrical energy.
• Describe how energy losses (heat and friction) limit the net usable energy from renewable sources.
• Connect storage and conversion choices to conservation of energy and practical limits.

Learning Objectives

• Understand the properties that make materials good insulators.
• Compare different insulating materials like rubber, glass, and dry wood.
• Explain how insulators prevent charge flow and support electrical safety.+ Show more

Learning Objectives

• Understand the concept of adaptations and their role in survival.
• Identify different types of structural adaptations in organisms.
• Explain how adaptations provide advantages for resource acquisition, defense, and reproduction.+ Show more

Learning Objectives

• Explain how erosion transports rock and sediment using agents like water, wind, ice, and gravity.
• Describe how deposition occurs when transporting agents lose energy.
• Connect erosion and deposition to landforms such as river valleys, deltas, dunes, and coastal beaches.+ Show more

Learning Objectives

• Explain how airfoil geometry affects pressure distribution
• Compare simplified Bernoulli and Newtonian ideas about lift
• Describe how angle of attack influences lift+ Show more

Learning Objectives

• Understand different disturbance regimes that influence forest ecosystems.
• Identify characteristics of fire, insect outbreaks, windthrow, flooding, and human disturbance.
• Explain how disturbance frequency, intensity, and spatial extent affect regeneration patterns.+ Show more

Learning Objectives

• Explain how heat energy transfers by conduction, convection, and radiation
• Identify evidence of each heat transfer mechanism in everyday situations
• Predict temperature or state changes based on the dominant heat transfer pathway

Learning Objectives

• Identify patterns in environmental data by describing trends, cycles, and anomalies
• Use descriptive statistics and moving averages to interpret data more clearly
• Explain how seasonal decomposition and graphs help reveal recurring patterns+ Show more

Learning Objectives

• Understand what a food chain is and how it illustrates energy transfer
• Identify different organisms at various levels in a food chain
• Recognize the importance of each organism within an ecosystem

Learning Objectives

• Understand the factors that influence changes in population size over time.
• Identify differences between exponential and logistic growth models.
• Explain how density-dependent and density-independent factors affect populations.+ Show more

Learning Objectives

• Understand the three main modes of energy transfer: conduction, convection, and radiation.
• Identify examples of each energy transfer mode in everyday life.
• Explain how energy transfer affects temperature changes and energy distribution.+ Show more

Learning Objectives

• Explain how matter cycles through living and non-living parts of an ecosystem instead of being used up
• Use a cycles of matter model to describe reservoirs (air, soil, water, organisms) and flows (feeding, respiration, decomposition, runoff)
• Describe how carbon and water move among organisms and the environment

Learning Objectives

• Differentiate weather and climate using time scale and recurring patterns
• Identify examples of weather variables (temperature, precipitation, wind, cloud cover) and climate variables (averages, ranges, seasonal patterns)
• Use daily and monthly observations to explain how single events differ from long-term climate tendencies

Learning Objectives

• Describe the structure and function of neurons and the nervous system.
• Explain how electrical impulses are transmitted along neurons and communicated at synapses.
• Identify the roles of different parts of the nervous system, including the brain, spinal cord, and nerves.+ Show more

Learning Objectives

• Explain how sound waves carry energy and information in devices such as speakers and microphones
• Describe how light waves are captured and converted into electrical signals in cameras
• Use wave properties (frequency and intensity) to predict how changing signals affects device performance

Learning Objectives

• Explain how stems and vascular tissues transport water, minerals, and sugars in trees.
• Describe how trees respond to environmental factors like freeze–thaw cycles, drought, and pests.
• Identify protective features of bark and their functions in trees.+ Show more

Learning Objectives

• Identify observable properties of matter, including color, hardness, texture, and conductivity.
• Classify substances as solids, liquids, or gases based on evidence.
• Use property evidence to support predictions about how materials will behave.

Learning Objectives

• Explain how matter cycles through living and non-living parts of an ecosystem instead of being used up.
• Describe how models with reservoirs and flows show movement of matter among air, water, soil, and organisms.
• Use examples involving carbon and water to trace matter transfer through plants, consumers, and wastes.

Learning Objectives

• Identify and describe observable physical properties of matter such as mass, volume, density, conductivity, melting point, and hardness.
• Understand how physical properties differentiate matter without changing its chemical identity.
• Explain how changes in physical properties involve rearrangement or phase change rather than formation of new substances.+ Show more

Learning Objectives

• Define operational definitions and explain why they make observations clearer and comparable.
• Identify key details needed for a good measurement protocol (units, location, timing, and procedure).
• Convert qualitative ideas into quantitative measures using an appropriate unit and method.

Learning Objectives

• Explain the difference between a claim, evidence, and reasoning when communicating scientific ideas.
• Select relevant data from a graph or source to support a conclusion.
• Construct a logical argument that links evidence to a claim.+ Show more

Learning Objectives

• Explain different habitat restoration and protected-area design strategies.
• Identify considerations for assisted migration and community-based monitoring.
• Evaluate trade-offs among conservation approaches and criteria for prioritization.+ Show more

Learning Objectives

• Understand the concept of a food chain and the flow of energy through ecosystems.
• Identify producers, consumers, and their roles in a food chain.
• Recognize how changes in one population can affect others within a food chain.+ Show more

Learning Objectives

• Explain how scientific claims are supported by evidence from observations and measurements
• Use scientific ideas (such as density) to connect evidence to an explanation
• Compare competing explanations by judging which one best matches the evidence+ Show more

Learning Objectives

• Identify major human organ systems
• Describe the basic functions of each system
• Understand how organ systems interact to maintain health

Learning Objectives

• Understand the concept of measurement uncertainty and its sources.
• Identify methods used to estimate uncertainty in data collection.
• Recognize how measurement variability impacts conclusions about environmental phenomena.+ Show more

Learning Objectives

• Identify graph patterns such as increasing, decreasing, plateau, and curved change from given data.
• Describe trends using quantitative language (direction, rate/steepness, and changes in values).
• Use simple evidence from graphs to make comparisons across different conditions.