Grade 6 Science Worksheets

Learning Objectives

• Explain how phenotypic variation can result from interactions between genetic information and environmental influences.
• Describe how DNA sequence differences and changes in gene expression can affect an organism’s structure and function.
• Use examples (inheritance, nutrition-linked growth, and temperature effects) to support claims about trait variation.

Learning Objectives

• Explain how photosynthesis and respiration transfer and transform energy in cells
• Model how matter cycles between plants and animals using reactants and products
• Describe the roles of chloroplasts, mitochondria, stomata, and oxygen in energy transfer+ Show more

Learning Objectives

• Explain how specific cell organelles contribute to key cell functions.
• Connect the structure of an organelle to its role in the cell.
• Compare plant and animal cells in terms of specialized organelles.

Learning Objectives

• Understand how photosynthesis converts light energy into chemical energy in plants.
• Explain how organisms break down organic molecules to release energy through respiration.
• Identify the roles of chloroplasts and mitochondria in energy transfer processes.+ Show more

Learning Objectives

• Describe the iterative process of scientific investigations.
• Differentiate between descriptive and comparative approaches in experiments.
• Explain the importance of observational phenomena in designing experiments.+ Show more

Learning Objectives

• Understand fundamental safety principles in scientific practice, including risk assessment and hazard prevention.
• Recognize ethical considerations such as humane treatment, informed consent, and environmental stewardship in scientific work.
• Apply protocols for proper disposal, accurate incident reporting, and adherence to regulations to promote responsible scientific conduct.

Learning Objectives

• Understand the concept of measurement uncertainty and its sources in science.
• Identify methods used to estimate and express uncertainty in data collection.
• Recognize the importance of acknowledging measurement variability in scientific conclusions.+ Show more

Learning Objectives

• Differentiate between physical and chemical changes using observable indicators.
• Identify examples of physical and chemical changes in everyday objects.
• Describe characteristic evidence of chemical changes such as gas formation, precipitates, color change, and temperature change.+ Show more

Learning Objectives

• Identify common cellular features observable under microscopes.
• Differentiate between single-celled and multicellular organisms based on evidence.
• Understand the relationships among cells, tissues, and organs in organisms.+ Show more

Learning Objectives

• Understand the different types of adaptations and their roles in survival.
• Identify examples of structural, behavioral, and physiological adaptations.
• Analyze how environmental pressures influence the development of advantageous traits.+ Show more

Learning Objectives

• Understand the differences between mixtures and solutions
• Identify homogeneous and heterogeneous mixtures
• Learn methods to separate components in mixtures

Learning Objectives

• Understand the concept of diffusion and how particles move from areas of high to low concentration.
• Learn how temperature, particle size, and medium viscosity affect diffusion rates.
• Connect microscopic particle motion to observable phenomena such as scent spreading and dye dispersal.

Learning Objectives

• Understand fundamental methods of data analysis and representation
• Identify and organize data using tables and graphs
• Interpret trends, outliers, and basic summary measures from data+ Show more

Learning Objectives

• Identify different types of adaptation (morphological, physiological, behavioral).
• Explain how specific traits help organisms survive in their environments.
• Recognize examples of adaptations such as leaf modifications, fur insulation, migration, and dormancy.+ Show more

Learning Objectives

• Understand how moving water causes erosion of Earth's surface
• Identify the processes of deposition by water
• Recognize landforms created by erosion and deposition+ Show more

Learning Objectives

• Explain how habitat fragmentation reduces connectivity between habitat patches
• Describe how fragmentation affects gene flow, pollinator movement, and species interactions
• Identify edge effects and isolation effects on populations in forests and wetlands+ Show more

Learning Objectives

• Explain how voltage, current, and resistance are related in a simple circuit using proportional reasoning.
• Use measured values to calculate or predict how circuit variables change when resistance changes.
• Compare how current and resistance behave in series versus parallel circuits using qualitative quantitative relationships.

Learning Objectives

• Explain what electrical conductors are and their key properties.
• Identify factors that affect electrical conductivity in materials.
• Compare common conducting materials like copper and graphite.+ Show more

Learning Objectives

• Understand the concept of negative and positive feedback mechanisms in maintaining internal stability.
• Identify examples of feedback control such as thermoregulation, blood glucose regulation, and osmotic balance.
• Explain how sensors and effectors work together to regulate physiological set points.+ Show more

Learning Objectives

• Understand the role of feedback mechanisms in maintaining internal stability.
• Differentiate between negative and positive feedback processes with examples.
• Explain how disturbances propagate through organ systems and how responses restore balance.+ Show more

Learning Objectives

• Describe how robotic missions explore the solar system using mission types such as flyby, orbiter, lander, and sample-return.
• Explain how communication delay and distance affect mission design and data return.
• Identify how propulsion choices, instrumentation, and harsh planetary environments influence what a spacecraft can do.

Learning Objectives

• Understand the purpose and types of models used in science to represent complex systems.
• Identify the assumptions, boundaries, and scaling factors involved in model construction.
• Compare and evaluate model predictions against observable outcomes to recognize limitations.+ Show more

Learning Objectives

• Understand various conservation strategies used to protect ecosystems.
• Identify differences and applications of protected areas, habitat restoration, sustainable harvesting, and invasive species control.
• Evaluate the importance of monitoring and assessing the effectiveness of conservation efforts.+ Show more

Learning Objectives

• Define and identify different types of trophic interactions such as predation, herbivory, parasitism, competition, and mutualism.
• Explain how each trophic interaction influences survival, reproduction, and community structure.
• Analyze examples of trophic interactions in ecosystems and their effects on biodiversity.+ Show more

Learning Objectives

• Understand the concepts of exponential and logistic growth in populations.
• Identify factors that influence population size such as limiting resources, predation, and weather events.
• Distinguish between density-dependent and density-independent influences on populations.+ Show more

Learning Objectives

• Identify questions that can be tested through scientific investigation
• Classify questions as investigable, opinion, yes/no, or too broad
• Select focused questions suitable for scientific investigation+ Show more

Learning Objectives

• Explain how lunar phases result from the changing relative positions of the Sun, Earth, and Moon.
• Describe how illumination geometry affects the visible fraction of the Moon (new, crescent, quarter, gibbous, full).
• Distinguish between lunar phases and eclipses by describing the alignment needed for eclipses.

Learning Objectives

• Understand the orbital motions of planets and their effects on seasons and day length.
• Describe the phases of the Moon and the phenomena of eclipses.
• Explain how the relative motions of the Sun, Moon, and Earth influence tides and observable sky patterns.+ Show more

Learning Objectives

• Describe the orbital motions and gravitational interactions within the solar system.
• Explain how axial tilt and Earth's revolution cause seasonal changes.
• Identify the phases of the Moon and understand their connection to lunar-solar geometry.+ Show more

Learning Objectives

• Explain how genes and alleles contribute to inheritance of traits from parents to offspring
• Use Mendelian cross models to predict expected offspring phenotype ratios
• Apply simple probability reasoning to dominant and recessive inheritance patterns+ Show more

Learning Objectives

• Explain how food molecules provide both chemical building materials and stored energy in the body
• Describe how digestion breaks large food molecules into smaller molecules that can be absorbed
• Connect specific food molecules to different cell needs, such as structure and quick energy+ Show more

Learning Objectives

• Understand how human activities affect ecosystems and biodiversity.
• Identify specific human impacts such as pollution, deforestation, and resource extraction.
• Explain the consequences of ecosystem alterations on environment and species.+ Show more

Learning Objectives

• Understand how population trends and resource use impact earth systems.
• Evaluate different sustainable practices such as renewable energy and conservation.
• Compare policy and technological options for sustainability.+ Show more

Learning Objectives

• Explain how key organelles contribute to essential cell functions
• Connect cell structure (nucleus, ribosomes, mitochondria, chloroplasts) to their roles
• Compare plant and animal cell organelles to understand specialization

Learning Objectives

• Explain how monomers form polymers through condensation reactions and how hydrolysis breaks polymers apart
• Connect molecular structure of macromolecules (proteins, nucleic acids, lipids, carbohydrates) to their functions in cells
• Describe how enzymes and membranes relate to molecular processes

Learning Objectives

• Explain how cells communicate using chemical and electrical signals
• Describe how receptors and signal transduction pathways connect to specific cell responses
• Compare rapid nervous impulses with longer-lasting endocrine effects using feedback circuits+ Show more

Learning Objectives

• Explain how energy is transferred during photosynthesis and respiration in plants and animals.
• Describe how matter cycles between living things and the environment using gases and organic molecules.
• Connect leaf gas exchange (stomata) to measurements of oxygen consumption and energy use.

Learning Objectives

• Explain how current stays the same in all elements of a series circuit.
• Describe how total voltage is divided across series components.
• Predict how adding components changes resistance and bulb brightness in a series circuit.+ Show more

Learning Objectives

• Understand what causes earthquakes
• Learn how earthquakes affect communities
• Identify safety measures during earthquakes

Learning Objectives

• Understand the relationship between net force, mass, and acceleration
• Identify real-world examples of forces in motion
• Explain how changing forces affects movement of objects+ Show more

Learning Objectives

• Understand internal processes such as heat exchange, water conservation, and metabolic regulation that enable survival in extreme environments.
• Identify key hormonal mechanisms involved in temperature, hydration, and energy regulation.
• Link physiological features to survival strategies and resource access in wildlife and human adaptions.+ Show more

Learning Objectives

• Explain the difference between static and current electricity.
• Define electric charge and charge separation.
• Describe how charge imbalance relates to phenomena like sparks and hair attraction.+ Show more

Learning Objectives

• Understand the concept of parallel circuits and their branching pathways.
• Explain how potential difference is equal across all branches in a parallel circuit.
• Describe how overall current is the sum of branch currents.+ Show more

Learning Objectives

• Understand how to observe and interpret symptoms in electrical circuits.
• Apply reasoning to identify faults based on circuit behaviour.
• Differentiate between series and parallel circuit issues.+ Show more

Learning Objectives

• Understand how renewable energy systems convert environmental sources into usable electrical energy.
• Identify different pathways of energy transformation such as solar, wind, and hydro systems.
• Recognize the practical limits and losses involved in renewable energy transformations.+ Show more

Learning Objectives

• Understand what invasive species are and how they impact ecosystems
• Identify examples of aquatic invasive species, such as Zebra Mussels
• Learn how invasive species outcompete native organisms+ Show more

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 heat transfer changes energy in matter and affects temperature
• Describe how melting, evaporation, and boiling relate to energy and particle motion
• Use evidence from everyday observations to connect energy with changes in state