Grade 11 Science Worksheets

Learning Objectives

• Understand the coordinated enzyme activities involved in DNA replication.
• Identify the functions of key enzymes such as helicase, primase, DNA polymerase, and telomerase.
• Explain the processes occurring on leading and lagging strands during replication.+ Show more

Learning Objectives

• Define molar concentration and understand its notation.
• Convert between mass, moles, and volume in solution preparation.
• Apply dilution calculations to prepare solutions from concentrated stocks.+ Show more

Learning Objectives

• Understand the processes of weathering, erosion, transportation, and deposition in landscape change.
• Explain how physical and chemical weathering contribute to sediment formation.
• Identify different agents of erosion and their roles in sediment transport.+ Show more

Learning Objectives

• Explain how geological processes create natural resources and why their location affects extraction feasibility.
• Analyze how geohazards threaten infrastructure and communities, including likely impacts and risk pathways.
• Evaluate resource benefits versus environmental and societal costs using spatial, economic, and hazard-vulnerability information.

Learning Objectives

• Explain how major organelles contribute to cell function in both prokaryotic and eukaryotic cells
• Compare prokaryotic and eukaryotic cells in terms of internal organization and compartmentalization
• Interpret schematic cell models and microscopy-based representations of relative size and organelle arrangement

Learning Objectives

• Explain the major stages of cellular respiration and what happens to electrons and protons at each stage.
• Describe how chemiosmotic coupling and ATP synthase convert an electrochemical gradient into ATP.
• Interpret quantitative models of ATP yield per glucose and the role of oxygen as the final electron acceptor.+ Show more

Learning Objectives

• Explain how static and kinetic friction differ and predict how friction responds to impending motion and sliding.
• Use ideas of normal force and surface properties (coefficients) to reason about frictional force magnitude.
• Interpret friction-related situations (e.g., tires, brakes, pushing crates) using free-body-force reasoning and energy dissipation concepts.

Learning Objectives

• Use constant-acceleration kinematic equations to relate displacement, velocity, acceleration, and time in one dimension.
• Choose the correct kinematic equation and sign convention for braking, free-fall, and launch problems.
• Solve word problems using algebraic manipulation and check that results are physically reasonable.

Learning Objectives

• Explain how photosynthesis and cellular respiration are interconnected biochemical cycles involving carbon and energy transfer.
• Describe how day-night changes and tissue specialization affect sugar storage, transport, and respiration rates.
• Use a pathway model to predict how changes in light or temperature can alter net energy budgets in plants and ecosystems.

Learning Objectives

• Explain how enzyme regulation mechanisms (allosteric modulation, covalent modification, and compartmentalization) control metabolic flux.
• Use feedback inhibition to predict how metabolite levels affect pathway activity.
• Describe how phosphorylation and small-molecule effectors can change enzyme conformation and catalytic rate.+ Show more

Learning Objectives

• Explain how cellular specialization and intercellular communication can produce emergent tissue, organ, and organism functions
• Compare chemical signaling, gap junction communication, and extracellular matrix organization in coordinating cell behavior
• Use systems thinking to predict how disruption of signaling or organization could affect organism-level health

Learning Objectives

• Explain how genetic mutations change DNA and how those changes can alter protein structure and function.
• Differentiate silent, missense, nonsense, and frameshift mutations based on their effects on reading frames and amino acids.
• Describe common sources of mutations and predict how mutations may affect phenotype, regulation, or genetic variation.

Learning Objectives

• Convert between pH (or pOH) and hydrogen (or hydroxide) ion concentration using base-10 logarithms and inverse logarithms.
• Use Kw (and pKw or 14.00 at 25°C) to interrelate [H+] and [OH-] and check calculation consistency.
• Apply significant figures and correct units (mol/L) when reporting ionic concentrations from pH/pOH data.

Learning Objectives

• Explain how acid dissociation constants (Ka) and base dissociation constants (Kb) describe the position of equilibrium for proton-transfer reactions
• Connect Ka and Kb to pKa and pKb values and use them to compare acid/base strength
• Use the relationship Kw = Ka·Kb to find missing constants and relate conjugate pairs+ Show more

Learning Objectives

• Explain how dipole–dipole interactions arise from polarity and molecular orientation.
• Predict how dipole interactions affect physical properties such as boiling point and miscibility.
• Connect dipole interactions to solution behavior in real contexts (atmospheric gases and refinery processes).

Learning Objectives

• Explain how valence shell electron pair repulsion (VSEPR) predicts molecular geometry from bonding and nonbonding electron pairs.
• Identify common VSEPR geometries (linear, trigonal planar, tetrahedral, trigonal bipyramidal, octahedral) and typical bond angles.
• Use VSEPR reasoning to predict relative bond angles, molecular symmetry, and how shape can affect polarity.

Learning Objectives

• Define molar concentration (molarity) and interpret its units in chemical contexts.
• Convert between mass, moles, and molar concentration using correct algebraic relationships.
• Use dilution relationships to connect concentration, volume, and moles for solutions from stocks.+ Show more

Learning Objectives

• Classify solutions as unsaturated, saturated, or supersaturated using solubility limits.
• Explain dynamic equilibrium between dissolved ions and solid phases in saturated solutions.
• Predict whether precipitation or dissolution will occur when conditions change (e.g., temperature, concentration).+ Show more

Learning Objectives

• Explain how natural selection requires heritable variation and affects survival and reproduction.
• Describe how advantageous traits change in frequency over multiple generations.
• Use evidence-based reasoning to link environmental pressures to changes in a population.

Learning Objectives

• Explain how multiple lines of evidence support the concept of common ancestry
• Compare fossils, comparative anatomy, and molecular data as tools for inferring evolutionary relationships
• Interpret homologous structures and genetic similarities as evidence for descent from common ancestors

Learning Objectives

• Explain how membranes create compartments that coordinate chemical reactions inside cells
• Describe how organelles and transport systems work together to maintain overall cell function
• Analyze how energy-requiring reactions depend on molecular interactions and affect cell processes

Learning Objectives

• Explain how internal structures in organisms enable specific life processes such as transport, gas exchange, and nutrient uptake.
• Compare the roles of cells, tissues, organs, and specialized surfaces in maintaining survival, growth, and reproduction.
• Use structure–function relationships to predict how changes in internal structures could affect organism performance in changing environments.

Learning Objectives

• Explain how carbon and nitrogen move into and out of living systems through coupled chemical and biological processes
• Describe the role of decomposers in returning essential elements to ecosystems
• Connect organism-level activity (feeding, respiration, waste) to ecosystem-level biogeochemical cycles

Learning Objectives

• Explain how genotype combinations can be translated into probabilities for offspring traits
• Use Punnett-style reasoning to predict likely phenotypes from allele combinations
• Interpret observed trait frequencies for multi-factor traits as outcomes of underlying probabilities

Learning Objectives

• Explain how air mass temperature and moisture differences drive weather changes.
• Describe how fronts form and how lifting/cooling leads to cloud formation and precipitation.
• Connect high- and low-pressure systems to wind direction and day-to-day weather patterns.

Learning Objectives

• Explain how human activities change the movement of matter through Earth’s geosphere, hydrosphere, atmosphere, and biosphere.
• Analyze how land-use change, extraction, and waste management can alter carbon, nitrogen, phosphorus, and water cycles.
• Evaluate evidence-based impacts of altered cycles on erosion, nutrient loading, air quality, and greenhouse-gas concentrations.

Learning Objectives

• Explain how engineering and technology can reduce harm from natural hazards to Earth systems and human populations.
• Evaluate trade-offs among effectiveness, cost, and environmental consequences when proposing an impact mitigation tool.
• Use evidence to connect mitigation choices to uncertainty, limits, and system-wide effects.

Learning Objectives

• Explain how energy transfers occur when chemical bonds form and break during reactions
• Distinguish exothermic and endothermic reactions using energy of reactants vs. products
• Describe the role of activation energy barriers in whether reactions occur and how fast they proceed+ Show more

Learning Objectives

• Explain how digital information is formed by sampling a continuous signal and encoding it into binary symbols.
• Describe how electromagnetic or acoustic carriers can transmit digital signals with improved resilience to noise.
• Evaluate tradeoffs between sampling rate, bandwidth, and data accuracy in digital communication.+ Show more

Learning Objectives

• Explain energy conservation using an energy-accounting model for systems with interacting components
• Differentiate gravitational potential, kinetic, thermal, and stored-field energy and track their transfers
• Apply energy accounting to real processes such as rolling objects, springs, and circuits

Learning Objectives

• Explain Newton’s second law using the relationship among net force, mass, and acceleration.
• Predict how acceleration changes when net force or mass changes, including direction.
• Use net force ideas to describe real-world situations with multiple forces.

Learning Objectives

• Explain how the photoelectric effect supports the idea that light energy is quantized into photons
• Apply the threshold (work function) and photon energy ideas to predict when electrons are emitted
• Use the relationships among frequency, intensity, emission rate, and maximum kinetic energy to interpret evidence such as cutoff frequency

Learning Objectives

• Explain reaction rearrangement using particle models of breaking and reforming chemical bonds
• Use balanced chemical equations to demonstrate conservation of atoms during chemical reactions
• Connect microscopic conservation (atoms and bonding) to macroscopic observations (reactants disappearing and products forming)

Learning Objectives

• Explain the relationship between force, displacement, and work done.
• Determine whether work is positive or negative based on the force direction relative to motion.
• Use the work–energy theorem to relate net work to changes in kinetic energy.+ Show more

Learning Objectives

• Distinguish criteria from constraints in engineering design problems using qualitative and quantitative language
• Translate broad goals into measurable performance targets that can guide decision-making
• Identify common constraint categories (cost, space, safety, materials, environmental limits) in real-world scenarios

Learning Objectives

• Explain how optimization evaluates competing design solutions using prioritized criteria under constraints.
• Identify trade-offs that occur when improving one metric can worsen another.
• Apply a simple multi-criteria decision approach to compare two design options.+ Show more

Learning Objectives

• Explain how design refinement uses measurement data to reduce the gap between expected and observed performance.
• Identify common performance criteria and constraints (efficiency, reliability, safety, cost, installation limits) used during refinement.
• Apply evidence-based reasoning to propose parameter or component changes after testing.+ Show more

Learning Objectives

• Explain how galaxy redshifts provide evidence for the expansion of the universe.
• Describe how large-scale structure and gravity influence galaxy clustering over time.
• Summarize what the cosmic microwave background reveals about the early universe.+ Show more

Learning Objectives

• Explain the law of conservation of mass in terms of a closed system during chemical reactions.
• Connect balanced chemical equations to mass changes and measurable quantities of reactants and products.
• Use experimental reasoning to predict and interpret mass conservation results.

Learning Objectives

• Explain how DNA stores genetic information using complementary base pairing and nucleotide sequence.
• Describe how DNA sequence directs protein and functional-molecule production through transcription and translation.
• Analyze how DNA replication, mutation, and inheritance contribute to genetic variation and evolutionary change.

Learning Objectives

• Describe how atomic models evolved from indivisible-particle ideas to quantum mechanical models.
• Explain the roles of protons, neutrons, and electrons, including their relative masses and charges.
• Use quantum numbers and orbital concepts to justify why electrons occupy discrete energy levels.

Learning Objectives

• Explain how ionic bonding results from electron transfer and the formation of oppositely charged ions.
• Relate ionic lattice structure to properties such as high melting point, brittleness, and conductivity.
• Use ion charges and lattice-energy ideas to predict ionic compound formulas and stability trends.

Learning Objectives

• Explain what one mole means using Avogadro’s number and relate it to particle counts
• Convert between mass, moles, number of particles, and (where applicable) gas volume using mole relationships
• Apply mole concepts to interpret stoichiometric relationships in chemical reactions

Learning Objectives

• Explain how effective nuclear charge and electron shielding create predictable periodic trends in atomic radius and ionization energy.
• Use periodic trends to compare electron affinity and electronegativity across periods and down groups.
• Predict likely ion charges and bond polarity tendencies from an element’s position on the periodic table.

Learning Objectives

• Decompose two-dimensional projectile motion into independent horizontal and vertical components.
• Use kinematic equations to predict horizontal motion, vertical motion, and key trajectory features (range, maximum height, and time of flight).
• Explain how initial speed and launch angle determine projectile outcomes using symmetry of parabolic flight.

Learning Objectives

• Explain how adaptive radiation leads to rapid diversification from a single ancestral lineage into multiple species
• Describe how ecological niches and key innovations drive niche partitioning and specialization
• Interpret how phylogenetic patterns can support adaptive radiation as an evolutionary process

Learning Objectives

• Explain how comparative anatomy uses homologous, analogous, and vestigial structures to infer evolutionary relationships.
• Differentiate convergent evolution from divergent evolution using anatomical evidence.
• Describe how conserved embryonic patterns and vestigial organs support common ancestry.

Learning Objectives

• Explain how phylogenetic trees represent evolutionary hypotheses using shared derived characters and branching patterns.
• Interpret rooted versus unrooted phylogenetic trees and relate node placement to inferred divergence events.
• Evaluate tree support and distinguish homologous traits from convergent similarities when inferring relationships.