Grade 12 Science Worksheets

Learning Objectives

• Understand the significance of rock layers in Earth's history
• Identify different features within the geologic record
• Explain the concepts of stratigraphy and relative dating+ Show more

Learning Objectives

• Understand the role of regulatory standards in guiding technological development
• Analyze how environmental impact assessments influence policy decisions
• Evaluate international agreements concerning scientific governance+ Show more

Learning Objectives

• Understand the steps involved in translating scientific discoveries into practical technologies
• Identify key concepts such as patenting, technology transfer, and commercialization
• Recognize the roles of research funding, industry partnerships, and regulatory processes in innovation+ Show more

Learning Objectives

• Describe how the Sun's energy reaches Earth.
• Explain how Earth's surface and atmosphere interact with solar radiation.
• Identify factors that influence surface temperatures and climate.+ Show more

Learning Objectives

• Understand the concepts of wave reflection and refraction
• Identify real-world examples of wave reflection and refraction
• Explain how waves change direction and speed at boundaries between media

Learning Objectives

• Understand the concept of fields as spatial distributions that exert forces.
• Describe gravitational and electric fields as vector fields.
• Interpret field lines and how they represent the strength and direction of a field.+ Show more

Learning Objectives

• Understand and define key wave parameters: wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves.
• Explain the concepts of superposition, interference, and dispersion.+ Show more

Learning Objectives

• Understand the role of genetic improvements in crop resilience
• Identify molecular detection techniques for pathogens
• Explore microbial methods used in bioremediation+ Show more

Learning Objectives

• Define albedo and explain its significance in Earth's climate system.
• Describe how surface reflectivity influences local and regional temperatures.
• Identify the role of clouds in Earth's energy distribution.+ Show more

Learning Objectives

• Understand how gradual geological processes shape landscapes over long periods.
• Recognize the roles of weathering, erosion, deposition, and tectonic forces in landform development.
• Analyze how catastrophic events can rapidly alter Earth's surface features.+ Show more

Learning Objectives

• Understand the basic concept of electric charges and Coulomb’s law
• Describe the magnitude and direction of electric forces between point charges
• Explain the inverse-square law dependence of electric force on distance+ Show more

Learning Objectives

• Define the concept of an expanding universe
• Explain how galaxy redshift supports universe expansion
• Describe the significance of large-scale matter distribution+ Show more

Learning Objectives

• Understand the definition of evolution and its significance in biology
• Identify different mechanisms that drive evolutionary change
• Recognize types of evidence supporting evolution+ Show more

Learning Objectives

• Identify different types of energy such as kinetic, potential, and thermal.
• Describe how energy changes from one form to another during physical activities.
• Explain the observable effects of energy transformations in everyday life.

Learning Objectives

• Understand the basic concepts of genomic sequencing and its role in modern science.
• Identify key applications of genomics such as personalized medicine and conservation genetics.
• Recognize ethical, ecological, and societal considerations associated with genomic technologies.+ Show more

Learning Objectives

• Identify key components involved in gene regulation
• Understand how signaling pathways influence gene expression
• Describe the role of epigenetic modifications in gene activity+ Show more

Learning Objectives

• Understand how different components of Earth's system interact and influence climate.
• Identify examples of feedback mechanisms within Earth's climate system.
• Analyze how energy from the Sun affects atmospheric and oceanic processes.+ Show more

Learning Objectives

• Understand the basic steps involved in scientific inquiry
• Recognize how hypotheses are formulated and tested
• Identify the importance of controlled variables and operational definitions+ Show more

Learning Objectives

• Understand the process of sea-floor spreading at mid-ocean ridges.
• Identify how magnetic stripes indicate Earth's magnetic field history.
• Explain how seafloor magnetic patterns support the concept of plate tectonics.+ Show more

Learning Objectives

• Define key mechanisms of evolution including natural selection, genetic drift, gene flow, and mutation.
• Identify evidence supporting evolutionary theories from paleontology, comparative anatomy, and molecular biology.
• Explain population-level processes such as founder effects, bottleneck events, and antibiotic resistance.+ Show more

Learning Objectives

• Understand the basic concepts of force and motion.
• Identify different types of forces acting on objects.
• Describe how forces influence the motion of objects.+ Show more

Learning Objectives

• Identify the four main layers of the Earth
• Describe the characteristics of each layer
• Understand how seismic waves reveal Earth's internal structure+ Show more

Learning Objectives

• Identify patterns and trends in graphical data visualizations
• Interpreting regression and multivariate plots
• Assess goodness-of-fit metrics and residuals+ Show more

Learning Objectives

• Understand the concept of electronegativity and how it influences bond polarity
• Identify polar and nonpolar bonds based on electronegativity differences
• Analyze how bond polarity affects molecular interactions and properties+ Show more

Learning Objectives

• Define and explain the four quantum numbers: principal, azimuthal, magnetic, and spin.
• Describe how quantum numbers relate to the arrangement of electrons in atoms.
• Apply the Aufbau principle, Pauli exclusion principle, and Hund’s rule to determine electron configurations.+ Show more

Learning Objectives

• Understand the complex trade-offs involved in Alberta's oil sands development.
• Analyze how technological choices impact society and the environment.
• Evaluate the economic, environmental, and social factors influencing policy decisions.

Learning Objectives

• Understand the importance of proper attribution of data in scientific research
• Recognize the role of data provenance and persistent identifiers like DOIs
• Learn about authorship criteria and responsible reporting of results+ Show more

Learning Objectives

• Identify the different layers of Earth's atmosphere and understand their specific functions.
• Explain the importance of atmospheric layers in regulating Earth's climate.
• Describe the primary processes that influence atmospheric composition and behavior.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the factors that influence the rate of chemical reactions
• Describe the collision theory and how it explains reaction speed
• Identify the role of catalysts and activated complexes in reaction mechanisms+ Show more

Learning Objectives

• Understand the basic mechanisms of DNA replication.
• Identify the roles of key enzymes such as helicase, primase, and DNA polymerase.
• Comprehend the concept of semi-conservative replication.+ Show more

Learning Objectives

• Understand different types of community interactions: competition, predation, parasitism, mutualism, and commensalism.
• Explain how energy flows through food webs and the concept of trophic efficiency.
• Analyze examples of community interactions in ecosystems like Alberta's aspen-mycorrhizal associations and wolf-elk-vegetation cascades.+ Show more

Learning Objectives

• Understand the factors influencing population size and growth
• Identify the roles of birth rates, death rates, immigration, and emigration
• Describe different patterns of population growth such as exponential and logistic+ Show more

Learning Objectives

• Understand how mutations contribute to genetic differences
• Identify the processes of recombination and their role in variation
• Analyze how sexual reproduction increases genetic diversity+ Show more

Learning Objectives

• Identify independent and dependent variables in scientific experiments.
• Understand the role of control strategies, such as randomization and blocking.
• Recognize the importance of replication and sample size for valid results.+ Show more

Learning Objectives

• Identify the key components of DNA, including nucleotides and the double helix structure.
• Understand the roles of adenine, thymine, cytosine, and guanine in genetic material.
• Recognize how molecular stability is maintained through phosphodiester backbones and hydrogen bonds.+ Show more

Learning Objectives

• Define the Hardy-Weinberg principle and its assumptions.
• Explain how allele and genotype frequencies relate in populations.
• Calculate expected genotype proportions using p^2, 2pq, and q^2.+ Show more

Learning Objectives

• Understand the sources of measurement error and uncertainty
• Distinguish between systematic and random errors
• Learn calibration procedures for scientific instruments+ Show more

Learning Objectives

• Understand key principles of environmental monitoring
• Identify important criteria for sampling and sensor placement
• Learn how data management supports trend detection+ Show more

Learning Objectives

• Understand what natural selection is and how it leads to evolutionary change.
• Recognize different types of evidence supporting natural selection in populations.
• Analyze examples such as bacterial resistance and beak variations among island finches.+ Show more

Learning Objectives

• Understand the basic process of gene expression, including transcription and translation.
• Identify key components involved in gene regulation such as promoters, enhancers, and transcription factors.
• Explain how regulatory networks control tissue specificity and timing of gene expression.+ Show more

Learning Objectives

• Understand how technological systems influence efficiency, safety, sustainability, and reliability.
• Analyze the importance of system behavior in selecting appropriate technology.
• Evaluate how efficiency improvements can be made in everyday devices.

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the basic process of gene transcription and translation
• Identify how gene expression influences cell function and traits
• Explain levels of gene regulation at transcriptional and post-transcriptional stages+ Show more

Learning Objectives

• Understand the concept of energy transformation and how it relates to system efficiency.
• Identify common loss pathways such as heat dissipation in energy systems.
• Explore how design features like insulation, surface area, and control mechanisms influence efficiency.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand how parallax is used to measure distances to nearby stars.
• Identify the concept of apparent brightness and how it relates to distance.
• Explore the methods astronomers use for measuring distances to distant celestial objects.+ Show more

Learning Objectives

• Understand the different types of genetic mutations
• Recognize how point mutations, insertions, deletions, and chromosomal rearrangements affect DNA
• Identify the potential consequences of mutations on gene products+ Show more