Grade 6 Science Worksheets

Learning Objectives

• Define fundamental and realized ecological niches
• Identify abiotic and biotic factors that influence niche occupation
• Differentiate between spatial and temporal partitioning among species+ Show more

Learning Objectives

• Understand how streams and wind transport different sizes of particles.
• Identify the factors that affect the movement of sediments.
• Explain how energy influences sediment transport and sorting.+ Show more

Learning Objectives

• Explain the roles of ammeters and voltmeters in describing current and voltage in circuits
• Use the units amperes (A) and volts (V) to interpret instrument readings
• Predict ideal instrument behavior and expected readings in series and parallel configurations+ Show more

Learning Objectives

• Understand the concept of structural and physiological adaptations in organisms.
• Identify examples of adaptations and explain their advantages.
• Link specific features to survival benefits in different habitats.+ Show more

Learning Objectives

• Identify standard symbols used in circuit diagrams
• Recognize the components represented by common symbols such as batteries, resistors, switches, and meters
• Understand how to interpret circuit diagrams to analyze electrical systems

Learning Objectives

• Identify the main parts of the nervous system
• Describe the functions of neurons and synapses
• Explain how the nervous system interacts with other body systems+ Show more

Learning Objectives

• Explain how density relates mass to volume and use the ratio mass ÷ volume to interpret evidence
• Use float-and-sink observations to make claims about relative density compared with water
• Measure or estimate density from real samples and connect density evidence to layered mixtures

Learning Objectives

• Understand the concept of ecological succession
• Identify different types of succession
• Recognize pioneer species and their role+ Show more

Learning Objectives

• Explain the difference between weather and climate using examples
• Identify which observations describe short-term conditions versus long-term patterns
• Use simple evidence (daily vs. multi-year observations) to support a weather/climate claim

Learning Objectives

• Understand how deforestation affects ecosystems
• Identify the consequences of human land clearing
• Develop reading comprehension skills+ Show more

Learning Objectives

• Understand the concept of DNA barcoding and how it aids in species classification
• Compare genetic markers with morphological keys
• Explore how molecular tools reveal cryptic species+ Show more

Learning Objectives

• Understand the purpose and importance of data tables in recording observations.
• Identify proper column headings, units, and metadata fields in data tables.
• Learn to maintain consistency in timestamps and recording conventions for clarity.+ Show more

Learning Objectives

• Understand how electronic sensors detect environmental changes.
• Learn about data loggers and digital probes used in measurement.
• Identify proper selection, calibration, and operation of measurement tools.+ Show more

Learning Objectives

• Identify a research question that can be answered using measurements from multiple sites
• Explain why fair comparisons require the same variables, methods, and documentation across sites
• Plan how data from different sites can be combined while keeping limitations clear

Learning Objectives

• Identify key details about tool safety for measurement devices.
• Choose the safest option when working with measurement tools.

Learning Objectives

• Understand different types of trophic interactions such as predation, herbivory, parasitism, competition, and mutualism.
• Explain how these interactions influence species survival, community structure, and energy flow.
• Identify examples of trophic interactions in ecosystems and their effects on populations.+ Show more

Learning Objectives

• Explain the particle model of matter using the ideas of particle motion, spacing, and arrangement.
• Describe how particle spacing and motion account for the properties of solids, liquids, and gases.
• Use the particle model to predict outcomes such as flow, shape, volume, and compressibility.

Learning Objectives

• Understand the basic concepts of population growth and decline.
• Identify factors that influence population size, such as birth rate, death rate, immigration, and emigration.
• Differentiate between exponential and logistic growth models.+ Show more

Learning Objectives

• Understand internal processes that help animals regulate body temperature.
• Identify examples of physiological adaptations in animals living in cold environments.
• Explain how internal mechanisms contribute to survival in extreme weather conditions.+ Show more

Learning Objectives

• Understand the differences between filtration and sieving as methods of separating mixtures.
• Identify suitable materials and porous barriers used in filtration and sieving.
• Explain how particle size and phase influence the effectiveness of filtration and sieving.+ Show more

Learning Objectives

• Identify observable properties of matter such as color, hardness, texture, and conductivity
• Classify matter using measurable or noticeable traits and by form (solid, liquid, gas)
• Use evidence from properties to explain how different substances can be distinguished and predicted

Learning Objectives

• Understand internal processes like heat exchange, water conservation, and metabolic regulation in animals.
• Identify how hormonal mechanisms help regulate body temperature, hydration, and energy during environmental stress.
• Link internal physiological features to survival strategies in extreme environments.

Learning Objectives

• Identify common circuit diagram symbols for sources, conductors, loads, and meters.
• Explain how voltage and current labels help interpret energy flow in a circuit.
• Translate a simple real-world electrical setup into a circuit diagram and compare configurations.

Learning Objectives

• Identify various insulating materials such as rubber, glass, and dry wood.
• Understand the electron behavior in insulators versus conductors.
• Describe how insulators prevent electrical charge flow.+ Show more

Learning Objectives

• Describe the major parts of a cell and their basic functions (cell membrane, cytoplasm, nucleus, and organelles).
• Explain how cell structure helps support life processes by organizing materials and controlling interactions.
• Use science vocabulary to distinguish shared and distinct cell features.

Learning Objectives

• Explain how erosion and deposition reshape Earth’s surface using water, wind, ice, and gravity
• Describe how energy loss in a transporting agent leads to deposition
• Identify factors that affect erosion rate and landform development, such as slope and rock resistance+ Show more

Learning Objectives

• Understand and describe the different stages of the water cycle.
• Identify the movement of matter through reservoirs such as air, water, soil, and living organisms.
• Explain how plants and animals contribute to the cycling of matter within ecosystems.+ Show more

Learning Objectives

• Explain how solar and lunar eclipses happen due to alignment of the Earth, Moon, and Sun, including umbra and penumbra effects
• Describe why eclipses and tides occur at different frequencies and how visibility depends on geometry and location
• Explain tides using differential gravitational pull from the Moon and the Sun, including spring and neap tides and coastal amplification

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

• 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

• 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 the differences between random, stratified, and systematic sampling
• Choose an appropriate sampling method for a real-world science situation
• Describe how sample size and spatial distribution affect the strength of conclusions

Learning Objectives

• Understand what habitat fragmentation is and how it affects ecosystems.
• Identify causes and effects of habitat fragmentation.
• Analyze different human activities that lead to habitat division.+ Show more

Learning Objectives

• Explain what makes a scientific question testable by linking it to measurable evidence
• Identify variables (what changes), controls (what stays the same), and measurable outcomes (what you observe/record)
• Revise a broad question into a testable question by adding quantities and clearly defined evidence

Learning Objectives

• Identify sources of uncertainty in measurement situations
• Explain the difference between accuracy and precision
• Use repeated measurements and ranges to describe uncertainty+ Show more

Learning Objectives

• Identify whether a pattern shows a long-term trend or random variation
• Use descriptive statistics like averages to support a claim about change over time
• Explain one plausible environmental cause for a temperature pattern+ Show more

Learning Objectives

• Identify the main idea of a passage about plant reproductive structures.
• Use key vocabulary words to explain how flowers and seeds help plants reproduce.

Learning Objectives

• Explain how adaptation tradeoffs can favor either specialization or broad tolerance.
• Compare how fitness benefits and costs differ for specialists and generalists in changing environments.
• Use examples (plants, insects, migration) to describe how environment affects survival and reproduction.

Learning Objectives

• Describe how gravitational attraction and inertial motion work together to keep objects in orbit
• Compare near-circular and elliptical orbits and explain how orbital speed changes with distance
• Explain how orbital period relates to distance from a central body+ Show more

Learning Objectives

• Identify primary and secondary control surfaces and describe what each one controls in flight.
• Explain how deflecting a control surface changes local lift and creates a turning moment.
• Describe control authority and how it affects an aircraft's response compared with stability.+ Show more

Learning Objectives

• Describe how current and voltage measurements help characterize how a circuit performs.
• Identify where measuring instruments are placed to measure current and voltage in a simple circuit.
• Interpret typical measurement patterns to compare low and high resistance components.+ Show more

Learning Objectives

• Explain how the changing relative positions of the Sun, Earth, and Moon control the visible fraction of the Moon
• Sequence lunar phases using illumination geometry and recognize that the pattern repeats cyclically
• Differentiate lunar phases from eclipses by describing what each event requires+ Show more

Learning Objectives

• Explain how roles and communication protocols help teams complete scientific investigations.
• Use shared documentation standards, including versioning and attribution, to track changes in records.
• Identify strategies for resolving conflicting observations during team work.+ Show more

Learning Objectives

• Explain the main steps of the design cycle in engineering.
• Identify key considerations when designing aircraft and gliders.
• Understand how measurement and refinement improve aerodynamic performance.

Learning Objectives

• Identify properties of crystalline solids
• Differentiate between crystalline and amorphous solids
• Understand how particle arrangements affect material properties

Learning Objectives

• Understand what filtration is and how it separates mixtures.
• Identify key components involved in the filtration process.
• Explain observable evidence of filtration such as residue and liquid clarity.

Learning Objectives

• Understand the concept of energy efficiency and how it compares useful energy output to total energy input.
• Identify examples of energy use in everyday devices and activities.
• Recognize factors that lead to energy losses such as friction and resistance.+ Show more

Learning Objectives

• Understand the structure and function of the respiratory system, especially the lungs.
• Learn how gases are exchanged in the lungs through diffusion.
• Understand the role of the respiratory and digestive systems in supporting cellular energy.+ Show more