Grade 6 Science Worksheets

Learning Objectives

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

Learning Objectives

• Understand the criteria and constraints used in designing solutions.
• Compare different design options based on qualitative and quantitative metrics.
• Use models and evidence to rank and refine potential solutions.+ Show more

Learning Objectives

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

Learning Objectives

• Recognize how electric charges attract or repel each other
• Understand basic properties of magnetic forces
• Identify factors affecting electrostatic and magnetic forces+ Show more

Learning Objectives

• Understand how energy can change forms during transformations.
• Identify examples of energy transformations in real-world scenarios.
• Explain the principle of conservation of energy in different systems.+ Show more

Learning Objectives

• Understand how climate factors influence regional weather patterns.
• Identify the differences between weather and climate.
• Analyze how long-term climate patterns develop and vary across regions.+ Show more

Learning Objectives

• Understand how uneven heating of Earth causes air movement and wind patterns.
• Describe the process of warm air rising and cool air sinking in atmospheric circulation.
• Explain how circulation patterns influence weather and climate in different regions.+ Show more

Learning Objectives

• Explain how human activities can change natural systems and affect community composition and population viability.
• Describe the effects of habitat fragmentation, pollution, land-use change, nonnative species, and resource extraction on ecosystems.
• Use examples (like altered waterways and urban expansion) to predict how species distributions and genetic diversity may shift.+ Show more

Learning Objectives

• Describe Earth’s internal layers (crust, mantle, outer core, inner core) and explain how each layer relates to geological activity.
• Compare divergent, convergent, and transform plate boundaries and predict the types of surface features they form.
• Explain how plate motion and mantle convection contribute to earthquakes, volcanic eruptions, and mountain building.

Learning Objectives

• Define producers, consumers, and decomposers and describe how they connect in food chains and food webs
• Identify trophic levels (primary, secondary, and tertiary) and explain how energy transfers between them
• Explain why energy decreases at higher trophic levels while matter cycles through decomposers+ Show more

Learning Objectives

• Identify abiotic factors (temperature, water availability, light intensity, soil composition, pH, and salinity) and describe how they shape habitat conditions.
• Explain how abiotic factors influence organism distribution and where organisms can persist.
• Use examples to describe how environmental gradients create distinct microhabitats and biological communities.

Learning Objectives

• Identify inputs, outputs, and pathways in a real-world solution.
• Explain how changing one component can affect overall system performance.
• Use cause-and-effect reasoning to describe why a design succeeds or fails.

Learning Objectives

• Identify independent and dependent variables in a scientific investigation.
• Define key terms using operational definitions to make measurements clear and repeatable.
• Design fair comparisons by keeping controlled variables constant.+ Show more

Learning Objectives

• Explain how voltage, current, and resistance are quantitatively related in simple circuits using proportional reasoning.
• Use Ohm’s relationship to predict current when voltage or resistance changes (without complicated procedures).
• Compare expected current and resistance behavior in series versus parallel circuits using ratios.+ Show more

Learning Objectives

• Explain how material properties (strength, water resistance, and conductivity) affect a design’s performance.
• Match common materials to real-world needs by comparing their properties.
• Evaluate design trade-offs such as durability, pore size, membrane thickness, cost, and availability.+ Show more

Learning Objectives

• Explain how competition happens when organisms need limited resources such as space, light, or nutrients.
• Describe factors that influence competition outcomes, including traits, timing of feeding, and tolerance to conditions.
• Predict how competition can change population sizes and which species persist in a community.

Learning Objectives

• Read graphs by describing patterns (increasing, decreasing, plateau, scatter, and curved change) using quantitative language
• Use graph evidence (slope, direction, and spread) to make accurate predictions and explanations
• Explain how simple models can summarize graph patterns and support comparisons across conditions

Learning Objectives

• Organize quantitative and qualitative observations in tables and choose appropriate graph types to display data clearly.
• Label axes and scales correctly, including units, and use legends to interpret graphs accurately.
• Identify trends, patterns, and outliers in data and describe uncertainty using simple indicators.+ Show more

Learning Objectives

• Describe key lab safety expectations when using common materials and risks (heat, eye protection, and cleanup).
• Explain how to report results ethically, including accurate measurements, appropriate attribution, and limitations.
• Choose and apply best practices for communicating data clearly using words, tables, and graphs.

Learning Objectives

• Explain what assumptions are in a science model and why they are needed
• Use evidence to judge whether a model’s predictions match observed results
• Describe a model’s limitations and connect limitations to the strength of evidence

Learning Objectives

• Explain how Earth’s revolution and axial tilt drive seasonal patterns and changing day length
• Describe how gravitational interactions and orbital motion affect the motions of objects in the solar system
• Interpret observable sky patterns, including Moon phases and eclipses, using relative positions of Sun, Earth, and Moon+ Show more

Learning Objectives

• Explain how net force affects changes in an object’s speed and direction
• Identify balanced vs. unbalanced forces and predict the resulting motion
• Use real-world examples (carts, boxes, friction) to describe constant velocity and changing motion

Learning Objectives

• Explain what makes a scientific question testable by linking it to measurable evidence.
• Identify independent, dependent, and controlled variables in a testable investigation plan.
• Use evidence criteria to rewrite a question so it can be answered with observations and measurements.

Learning Objectives

• Explain the difference between a claim, evidence, and a scientific idea that provides the reasoning link.
• Describe evidence in terms of trends, ranges, or matches between expected and observed results.
• Evaluate competing explanations by comparing which one is better supported by the evidence.

Learning Objectives

• Define mass and volume and describe how they are measured for solids and liquids
• Use the density formula (density = mass ÷ volume) to calculate density from whole-number data
• Interpret density values to explain whether objects sink or float based on buoyancy+ Show more

Learning Objectives

• Explain how parallel circuits split current into multiple branching pathways
• Describe why each parallel branch has the same potential difference (voltage)
• Use the idea that total current equals the sum of branch currents+ Show more

Learning Objectives

• Define electrical power as the rate of energy transfer.
• Connect power to current and voltage in everyday circuit examples like lighting and heating.
• Explain why resistive components generate heat and how efficiency affects energy use.+ Show more

Learning Objectives

• Explain what a trade-off is in engineering and design choices
• Connect material properties (strength, flexibility, insulation, friction) to user needs and constraints
• Justify design decisions by describing what improves and what limitations result

Learning Objectives

• Explain how the cell membrane, cytoplasm, nucleus, and organelles contribute to cell survival
• Identify similarities and differences in basic cell structures and their functions
• Use vocabulary related to cell structure to answer science questions accurately

Learning Objectives

• Explain how static charge builds up through triboelectric effects when materials contact and separate.
• Use the triboelectric series to predict which material tends to gain or lose electrons.
• Describe attraction, repulsion, grounding, and electrostatic discharge in everyday situations.+ Show more

Learning Objectives

• Explain how adaptation tradeoffs can make specialists perform well in one environment but poorly in others
• Compare specialists and generalists using the ideas of niche, tolerance, and fitness tradeoffs
• Use examples from plants, insects, and migration to describe how fluctuating environments change which strategy is favored+ Show more

Learning Objectives

• Define a pure mixture and explain how its components keep their identities.
• Distinguish between uniform and nonuniform mixtures using observable patterns.
• Describe how mixture patterns help select an appropriate separation technique.

Learning Objectives

• Explain how instrument resolution affects what digits we record in scientific measurements
• Use consistent units and correct significant figures when reporting measurements
• Describe how calibration reduces systematic error and how repeated trials and averaging reduce random error+ Show more

Learning Objectives

• Write a test hypothesis in measurable terms using variables and expected outcomes.
• Choose an appropriate control group and explain why it is necessary for a valid controlled test.
• Plan replication and sample size considerations to improve reliability and support causal claims.+ 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

• Identify how tables and graphs (line, bar, and scatter) represent data and reveal patterns
• Select appropriate axis labels, units, and scales to make graphs accurate and readable
• Interpret trends, relationships, central tendency summaries, and outliers in data displays

Learning Objectives

• Explain how designers balance competing goals like lift, drag, weight, and stability when optimizing a vehicle.
• Use the idea of safety margins and stall/stability buffers to describe why performance envelopes matter.
• Describe Pareto trade-offs and how iterative tuning of design parameters can lead to viable configurations for a mission.

Learning Objectives

• Explain how wind tunnels measure aerodynamic forces and moments on scaled models.
• Describe how similarity parameters (Reynolds number and Mach number) affect wind-tunnel testing.
• Use measured forces to calculate lift and drag coefficients and interpret flow visualization results.+ Show more

Learning Objectives

• Categorize drag into parasitic drag and induced drag based on how each is produced
• Identify the components of parasitic drag: form drag, skin-friction drag, and interference drag
• Explain how induced drag relates to lift production, wingspan, and lift distribution+ Show more

Learning Objectives

• Explain the reciprocal relationship between scientific investigation and technological development
• Describe how instruments and data-collection tools extend observation and measurement
• Use cause-and-effect reasoning to connect improvements in technology with changes in scientific inquiry+ Show more

Learning Objectives

• Identify common circuit symbols for cells, batteries, resistors, lamps, switches, ammeters, and voltmeters.
• Interpret how wire connections in a schematic represent series and parallel circuit topology.
• Predict circuit behavior by tracing paths in a diagram and understanding where meters are placed.

Learning Objectives

• Explain how circuit topology (series vs. parallel) affects expected current and voltage patterns
• Interpret observed symptoms (unequal brightness, open continuity, anomalous meter readings) to narrow down likely faults
• Use comparison of predicted vs. observed behavior to reason about whether a fault is an open, short, or incorrect component behavior+ Show more

Learning Objectives

• Differentiate physical changes from chemical changes using observable evidence such as gas formation, precipitate formation, permanent color change, and temperature change.
• Identify which evidence is more consistent with chemical change versus physical change.
• Explain how conservation of matter applies to both physical and chemical changes.

Learning Objectives

• Identify the function of common circuit components: power sources, resistive loads, switches, and connectors
• Match physical circuit components to typical schematic symbol ideas and explain what those symbols represent
• Describe qualitative effects of component changes on current and voltage using characteristic curves

Learning Objectives

• Identify major components of the solar system, including terrestrial planets, gas giants, dwarf planets, and asteroid/Kuiper belts
• Compare planetary characteristics such as composition, atmosphere, temperature, and orbital zones
• Explain how energy from the Sun influences planetary surface conditions and the idea of habitability

Learning Objectives

• Describe how gravity and an object's forward motion work together to produce orbiting paths
• Compare near-circular and elliptical orbits and explain how distance affects orbital speed
• Explain, qualitatively, how orbital period relates to distance from the central body+ Show more

Learning Objectives

• Explain how changing the angle of attack affects airflow over a wing.
• Describe lift behavior in the linear region and what happens after the critical angle (stall).
• Identify factors that shift critical angle, such as airfoil shape, Reynolds number, and flap settings.+ Show more

Learning Objectives

• Understand the process and types of ecological succession.
• Identify pioneer species and their roles in succession.
• Explain how succession impacts biodiversity and community structure.+ Show more