Grade 6 Science Worksheets

Learning Objectives

• Explain how decomposers break down dead organisms and waste to return nutrients to ecosystems
• Describe the roles of fungi and bacteria in nutrient cycling through soil and water
• Connect nutrient availability to the growth and structure of producer populations over time+ Show more

Learning Objectives

• Explain that weather describes short-term atmospheric conditions using elements such as temperature, precipitation, wind, cloud cover, and humidity.
• Describe how measuring multiple weather elements helps scientists and meteorologists build an up-to-date picture of regional conditions.
• Recognize that weather elements can change quickly, which can cause forecasts to be updated as new observations arrive.

Learning Objectives

• Identify different types of natural resources and their distribution around the world.
• Understand the environmental and economic impacts of renewable and nonrenewable resources.
• Explore methods used for resource assessment and sustainable use principles.+ Show more

Learning Objectives

• Describe the major stages of the water cycle and where each stage happens.
• Explain how energy drives changes of state and movement of water in the water cycle.
• Use key terms (evaporation, condensation, precipitation, runoff, infiltration) to trace water pathways.+ Show more

Learning Objectives

• Explain the difference between balanced forces and unbalanced forces using net force.
• Predict how balanced or unbalanced forces affect an object’s speed and direction.
• Use the direction of the net force to describe the resulting change in motion.

Learning Objectives

• Define speed and velocity and explain how velocity includes direction
• Calculate or interpret average speed using total distance and elapsed time
• Explain how changing speed affects motion and how consistent units improve clarity+ Show more

Learning Objectives

• Explain how animals use both matter and energy to live, grow, and function.
• Describe how food provides matter that becomes parts of an animal’s body.
• Describe how food provides energy that powers life processes and releases energy to the environment.

Learning Objectives

• Understand the different biological levels from cells to organisms.
• Identify how cells combine into tissues and organs, and how organ systems support life.
• Recognize how disruptions at one level affect the entire organism.+ Show more

Learning Objectives

• Explain how the angle of incoming solar energy affects temperature differences on Earth
• Describe how unequal heating drives changes in air movement and ocean circulation
• Connect energy transfers in the atmosphere and oceans to daily weather and seasonal climate patterns

Learning Objectives

• Explain how energy moves between trophic levels in an ecosystem.
• Identify why only part of the energy at one trophic level becomes biomass at the next.
• Describe how energy loss affects the number of consumers higher up in a food chain.

Learning Objectives

• Explain how photosynthesis provides the matter and energy plants need to build biomass
• Describe how carbohydrates become structures like cellulose and other molecules used for living systems
• Use evidence from plant growth to connect biomass changes to continuous inputs of matter and energy

Learning Objectives

• Explain how cells convert energy to support life processes.
• Describe how photosynthesis and cellular respiration are connected pathways.
• Compare diffusion and transport mechanisms in moving materials across membranes.

Learning Objectives

• Explain how changes in sea surface temperatures in the tropical Pacific can affect evaporation, cloud formation, and wind circulation
• Describe how El Niño and La Niña can shift rainfall and temperature patterns in distant regions
• Use evidence-based observations (precipitation, wind, and temperature trends) to connect ocean changes to broader climate impacts

Learning Objectives

• Understand the structure and function of organs in the human body.
• Identify different tissue types and their roles within organs.
• Describe how tissues interact within organs to perform specific functions.+ Show more

Learning Objectives

• Explain how environmental changes (temperature, drought, and food availability) affect which traits help organisms survive.
• Describe how differences in traits can change survival and reproduction within a population over time.
• Connect adaptation to ecosystem change by identifying how shifts in resources can alter which organisms remain.

Learning Objectives

• Identify the roles of sources, conductors, loads, and control elements in an electrical circuit.
• Explain how energy transforms from chemical to electrical and light/thermal energy within circuits.
• Describe the function of switches in controlling the flow of electrical energy.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in closed systems during physical and chemical changes.
• Identify real-world examples where mass conservation applies or does not apply.
• Interpret measurements before and after a process to determine if mass is conserved.+ Show more

Learning Objectives

• Explain how evaporation separates a soluble solid from a liquid using state change
• Identify evidence that evaporation separation has occurred, such as disappearance of liquid and appearance of residue
• Compare evaporation separation with size-based separation methods (like filtration and sieving)

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

• Explain how heat transfer changes energy in matter and affects particle motion
• Distinguish among melting, freezing, evaporation, and boiling as changes of state
• Describe how temperature and energy can change differently during phase changes

Learning Objectives

• Explain how magnetic separation separates a mixture based on magnetic properties.
• Identify what evidence shows which substance is magnetic and which is not.
• Describe the steps and observations in separating iron filings from sand using magnets.

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

• Explain how numerical and categorical observations can be represented in tables and graphs
• Identify appropriate labels, units, and scales that help readers interpret data correctly
• Use bar graphs and line graphs to compare categories and describe change over time

Learning Objectives

• Explain how long-term measurements differ from short-term weather observations
• Interpret climate graphs to identify averages, variability, and the likelihood of extremes
• Use historical baselines to compare current climate patterns and detect possible shifts

Learning Objectives

• Describe the basic types of orbital paths, including elliptical and near-circular orbits.
• Explain how orbital speed varies with distance from a central body.
• Understand the balance between gravity and inertia that maintains stable orbits.+ Show more

Learning Objectives

• Understand the principles of streamlining and how body shape affects airflow.
• Identify practical examples of streamlined designs in agriculture and aircraft.
• Explain how shape changes influence pressure distribution and energy use.+ Show more

Learning Objectives

• Understand how wing shape influences lift, stall behavior, and maneuverability.
• Compare high-aspect-ratio wings used on gliders with low-aspect, robust wings on agricultural aircraft.
• Explain how curvature and taper affect pressure distribution and performance.+ Show more

Learning Objectives

• Understand how growth rings record annual growth in trees.
• Identify what environmental factors influence the width and density of growth rings.
• Learn how dendrochronology is used to study past climates and environmental events.+ Show more

Learning Objectives

• Understand principles of effective team-based organization and communication.
• Identify standards for documentation and contribution attribution.
• Explain the importance of peer review and report standardization in collaborative science.+ Show more

Learning Objectives

• Describe how wave interactions such as interference, superposition, and resonance influence sound and light.
• Explain the concepts of constructive and destructive interference and their effects.
• Identify how standing waves and resonance occur in musical instruments and other systems.+ Show more

Learning Objectives

• Understand the celestial mechanics behind solar and lunar eclipses.
• Describe the conditions necessary for partial, total, and annular eclipses.
• Explain why eclipses are relatively rare at specific locations like Alberta.+ Show more

Learning Objectives

• Understand ways to organize and display data using tables and graphs.
• Identify appropriate graph types for different data sets.
• Interpret data patterns, including trends and outliers, from various representations.+ Show more

Learning Objectives

• Differentiate between physical and chemical changes based on observable indicators.
• Identify characteristic evidence of chemical changes such as gas formation, precipitate, color change, and temperature change.
• Understand that physical changes are often reversible and involve shape or phase alterations without changing substance composition.+ Show more

Learning Objectives

• Understand the roles of independent, dependent, and controlled variables in scientific experiments.
• Identify variables from operational definitions and experimental setup descriptions.
• Recognize potential confounding influences and ways to control them in experimental design.+ Show more

Learning Objectives

• Understand the conventions for reporting measured data with appropriate units and significant figures.
• Identify sources of random and systematic errors in measurement.
• Apply calibration procedures to instruments to minimize bias.+ Show more

Learning Objectives

• Define limiting factors and explain their role in ecosystems.
• Identify abiotic and biotic limiting factors affecting populations.
• Analyze how changes in limiting resources influence population dynamics.+ Show more

Learning Objectives

• Understand the parameters influencing population growth, such as birth and death rates, immigration, and emigration.
• Identify differences between logistic and exponential growth models in populations.
• Explain the concepts of density-dependent and density-independent factors affecting populations.+ Show more

Learning Objectives

• Describe the internal layers of the Earth and their characteristics.
• Identify different types of plate boundaries and their associated geological features.
• Explain how tectonic processes such as mantle convection and crustal deformation drive geological phenomena.+ Show more

Learning Objectives

• Understand the structure and components of Earth's atmosphere.
• Identify different types of air masses and their interactions.
• Describe climate classification systems and regional climate zones.+ Show more

Learning Objectives

• Understand how human activities modify biogeochemical cycles and climate drivers.
• Identify examples of land-use change, fossil fuel combustion, agriculture, and waste management impacts.
• Analyze the causal links between human activities and environmental changes.+ Show more

Learning Objectives

• Understand the concept of keystone species and their role in ecosystems.
• Identify regional case studies illustrating keystone species effects.
• Explain cascading effects caused by keystone species on biodiversity and habitat.+ Show more

Learning Objectives

• Understand what invasive species are and how they impact native ecosystems.
• Identify examples of invasive plants and animals introduced by human activities.
• Explain the ecological and economic effects of invasive species.+ Show more

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

• Explain how uneven heating of Earth leads to rising and sinking air in different regions
• Describe how global wind patterns affect moisture transport and typical weather
• Use basic circulation ideas to predict how weather systems can form and move

Learning Objectives

• Identify different sources of error in scientific data collection.
• Distinguish between systematic and random errors and understand their impacts.
• Analyze examples of error propagation in experiments.+ Show more

Learning Objectives

• Explain how scientific knowledge can change when new evidence conflicts with earlier ideas
• Differentiate scientific theories and scientific laws
• Describe how communication, peer evaluation, and reproducibility strengthen scientific evidence+ Show more

Learning Objectives

• Identify the major organ systems in the human body and their principal functions.
• Describe how different organ systems interact to maintain homeostasis.
• Explain the processes carried out by various organ systems, such as digestion, transport, and defense.+ Show more

Learning Objectives

• Explain how stored energy can change form while the total energy in a system remains conserved.
• Identify common energy transformations involving gravity, motion, friction, and electrical circuits.
• Use evidence such as motion, temperature change, and brightness to infer energy transformations.