Grade 6 Science Worksheets

Learning Objectives

• Define power as the rate of energy transfer in an electrical circuit
• Explain how voltage and current relate to power dissipation in resistive elements
• Describe how efficiency affects energy use and total energy consumption over time

Learning Objectives

• Explain how surface pressure changes across a wing chord relate to lift and pitching moments
• Identify the stagnation point and suction peak on a pressure map and describe what they mean
• Describe how camber and angle of attack shift pressure minima and alter pressure coefficient patterns+ Show more

Learning Objectives

• Explain how designers balance multiple performance goals when making changes to a configuration.
• Describe Pareto trade-offs and identify why improvements in one area can limit another.
• Use structural constraints to justify choices for stability, efficiency, and manufacturability.

Learning Objectives

• Distinguish static and dynamic stability in aircraft motion
• Explain how center of gravity position affects pitch stability
• Describe how wing dihedral angle and tail/fin design support roll and directional stability+ Show more

Learning Objectives

• Identify lift, drag, thrust, and weight as aerodynamic or gravitational forces in flight.
• Explain how the direction and magnitude of forces affect climb, steady level flight, and descent.
• Use vector addition to describe equilibrium when net force is zero.+ Show more

Learning Objectives

• Classify drag as parasitic or induced and explain why induced drag is linked to lift.
• Identify the three components of parasitic drag and describe how they depend on speed.
• Explain how wing area, aspect ratio, and weight trade-offs affect lift and drag.

Learning Objectives

• Describe the steps of an iterative design process used in aircraft and gliders.
• Use performance criteria and trade-offs to justify design choices related to lift, drag, weight, and stability.
• Interpret simple lift and drag measurements to decide how to refine a prototype.+ Show more

Learning Objectives

• Explain how roll, pitch, and yaw controls can influence each other through aerodynamic coupling
• Describe how differential drag during roll can cause adverse yaw
• Identify how design choices like differential and Frise ailerons and control mixers can reduce unwanted coupled moments+ 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 wind tunnels measure aerodynamic forces and moments on models
• Identify key similarity parameters (Reynolds and Mach numbers) and explain why they matter
• Calculate lift and drag coefficients from measured force values+ Show more

Learning Objectives

• Explain how propellers generate thrust by accelerating air in one direction
• Describe how reaction engines create thrust by accelerating exhaust backward
• Compare how thrust-to-weight ratio affects climb and acceleration+ Show more

Learning Objectives

• Explain how Earth’s rotation and orbit cause the apparent daily and annual motions of sky objects
• Describe diurnal rising and setting and relate them to the apparent path across the sky
• Use the concepts of the celestial sphere and horizon to predict where objects appear+ Show more

Learning Objectives

• Explain how habitat fragmentation changes connectivity between habitat patches
• Describe how fragmentation can reduce gene flow and movement of pollinators
• Use key metrics to compare fragment size and corridor value+ Show more

Learning Objectives

• Explain how invasive species are introduced and establish in new habitats
• Describe how invasive species can outcompete, prey on, or otherwise harm native species
• Identify evidence of ecosystem alteration caused by invasive species+ Show more

Learning Objectives

• Identify producers, consumers, and decomposers in food webs and food chains.
• Explain how energy transfers and decreases across trophic levels.
• Describe how removing or adding a species can affect other species in a connected community.

Learning Objectives

• Explain how DNA barcoding and sequence comparison help identify species.
• Describe how phylogenetic trees show relationships between organisms.
• Compare morphological classification keys with genetic evidence for delimiting species.+ Show more

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

• Explain how observable characteristics are used to group living things in a classification system.
• Use a simple dichotomous key to identify an organism by following paired choices.
• Describe how hierarchical categories connect kingdom, phylum, class, order, family, genus, and species.

Learning Objectives

• Describe biodiversity patterns using species richness, abundance, and evenness.
• Identify how transects and quadrats help scientists sample ecosystems.
• Compare ecosystems by interpreting simple diversity indices and habitat heterogeneity.+ Show more

Learning Objectives

• Use a dichotomous key to identify an organism based on contrasting traits
• Construct a simple binary branch by choosing traits that split options clearly
• Evaluate identification accuracy by checking how traits vary by stage or sex

Learning Objectives

• Define keystone species and explain how they affect community structure
• Identify evidence that suggests a species has keystone impacts
• Describe trophic cascades caused by changes in predator or mutualist populations+ Show more

Learning Objectives

• Explain how habitat restoration and protected areas help maintain biodiversity.
• Describe trade-offs among conservation actions and choose priorities using clear criteria.
• Use metrics and adaptive management to evaluate whether stewardship strategies are working.

Learning Objectives

• Explain how birth and death rates, immigration, and emigration affect population size over time
• Describe the difference between exponential growth and logistic growth using carrying capacity
• Identify limiting factors and predict how density-dependent and density-independent factors change populations

Learning Objectives

• Explain how nutrient loading can reduce dissolved oxygen in aquatic ecosystems.
• Identify how chemical contaminants can affect organisms and populations through bioaccumulation and biomagnification.
• Use ecological indicators such as algal biomass and contaminant residues to describe ecosystem changes.+ Show more

Learning Objectives

• Explain how airfoil camber and thickness affect pressure distribution and lift.
• Compare simplified Bernoulli and Newtonian ideas for how lift is produced.
• Describe how chord length, leading-edge curvature, and angle of attack influence lift and stall.+ Show more

Learning Objectives

• Identify and classify adaptations as structural, behavioural, or physiological
• Explain how inherited traits differ from acquired characteristics
• Describe how environmental pressures can change survival and reproduction over generations+ Show more

Learning Objectives

• Explain how heritable differences and natural selection can lead to adaptation in a population.
• Describe how populations can diverge into new species through reproductive isolation.
• Identify evidence of speciation using morphology, compatibility, and biogeographic patterns.+ Show more

Learning Objectives

• Explain how increasing angle of attack changes lift and can lead to stall
• Identify how wing incidence and control inputs change effective angle of attack
• Describe how critical angle can vary with airfoil shape, flap settings, and air conditions

Learning Objectives

• Explain heritability using the idea that traits can be influenced by genes
• Distinguish heritable traits from traits caused mainly by the environment
• Describe how allele frequencies can change over generations due to selection+ Show more

Learning Objectives

• Distinguish between fundamental niches and realized niches using environmental and biotic factors
• Describe how abiotic conditions and interspecific interactions influence where organisms live
• Use measurable parameters to predict how habitat changes could affect species distribution+ Show more

Learning Objectives

• Understand the different types of robotic space missions such as flyby, orbiter, lander, and sample-return missions.
• Describe engineering constraints faced in robotic space exploration, including distance, communication delay, and planetary environments.
• Explain how mission design addresses issues like propulsion, instrumentation, and data retrieval.+ Show more

Learning Objectives

• Understand the relationship between voltage, current, and resistance in electrical circuits.
• Apply proportional reasoning to calculate unknown circuit values using measured data.
• Predict how changes in resistance affect current flow in a fixed voltage circuit.+ Show more

Learning Objectives

• Understand the single-path configuration of series circuits and how current remains consistent through all elements.
• Explain how voltage divides among components in a series circuit and how this affects brightness of bulbs and resistance.
• Identify the limitations of series wiring for household electrical systems and compare predictable series behavior with branching circuits.

Learning Objectives

• Explain biodiversity using species richness, abundance, and evenness.
• Describe how transects and quadrats can be used to sample biodiversity.
• Interpret spatial biodiversity patterns in relation to habitat heterogeneity.+ Show more

Learning Objectives

• Understand how current and voltage measurements characterize circuit performance.
• Identify proper instrument placement for accurate readings.
• Interpret typical measurement patterns in various circuit configurations.+ Show more

Learning Objectives

• Identify the roles of power sources, resistive loads, switches, and connectors in circuits.
• Explain how each component influences current and voltage in a circuit.
• Link physical components to schematic symbols used in circuit diagrams.+ Show more

Learning Objectives

• Identify evidence of chemical reactions using qualitative indicators such as color change, gas formation, and precipitate formation.
• Use quantitative data (mass, temperature, and measurements of reactants/products) to determine whether a new substance forms.
• Interpret before-and-after observations from common reactions such as acid–carbonate reactions and metal oxidation.

Learning Objectives

• Explain how heritable variation and natural selection can cause adaptation in populations
• Describe how geographic separation and reproductive isolation can lead to speciation
• Identify evidence for speciation using morphology, reproductive compatibility, and biogeographic patterns

Learning Objectives

• Identify the key forces involved in flight: lift, drag, thrust, and gravity.
• Understand how airplane and device shapes affect their aerodynamic performance.
• Recognize how modifications in design, such as wing curvature and surface area, influence flight stability.+ Show more

Learning Objectives

• Explain how dichotomous and multi-access keys help identify organisms using contrasting traits.
• Construct binary decision points in a key and choose observable features that separate taxa.
• Test and refine a field key by checking accuracy across different developmental stages and sexes.

Learning Objectives

• Identify different stewardship strategies used in biodiversity conservation.
• Understand the criteria for prioritizing conservation actions.
• Evaluate trade-offs among various conservation approaches.+ Show more

Learning Objectives

• Understand the difference between fundamental and realized niches.
• Identify biotic and abiotic factors that influence species distribution.
• Explain how interspecific interactions affect resource use and habitat occupation.+ Show more

Learning Objectives

• Understand how propeller-driven and jet-driven thrust generate propulsion.
• Compare propulsive efficiency across different flight regimes.
• Analyze the impact of propulsion methods on aircraft design, mass distribution, noise, and fuel considerations.+ Show more

Learning Objectives

• Understand various methods for organizing and displaying data.
• Identify appropriate graph types and interpret their information.
• Learn to analyze patterns, trends, and outliers in data sets.+ Show more

Learning Objectives

• Understand the procedures for constructing dichotomous and multi-access keys.
• Identify contrasting traits and how to select them for classification.
• Learn the methodology for testing the accuracy of keys with local taxa such as mosses, beetles, and flowering plants.+ Show more

Learning Objectives

• Explain how specialists and generalists differ in fitness across changing environments
• Describe adaptation tradeoffs using niche specialization and tolerance examples
• Use vocabulary such as niche, tradeoff, fitness, and ecological conditions to answer questions

Learning Objectives

• Identify atoms and molecules in simple chemical formulas.
• Understand how atoms combine to form molecules like H2O and NaCl.
• Learn different models used to represent atomic structures.+ Show more

Learning Objectives

• Describe the apparent daily and annual motions of the Sun, Moon, and stars from an Earth perspective.
• Explain how Earth's rotation and orbit cause the observed motions of celestial objects.
• Understand the concept of the celestial sphere, horizon, and stellar paths across the sky.+ Show more