Grade 9 Science Worksheets

Learning Objectives

• Explain the role of genes as DNA segments that encode proteins and regulate traits.
• Describe the processes of transcription and translation in gene expression.
• Understand how gene regulation affects phenotype and how environmental factors influence gene activity.+ Show more

Learning Objectives

• Explain Mendelian inheritance patterns including dominant and recessive alleles.
• Differentiate between genotype and phenotype in trait expression.
• Use Punnett squares to predict trait segregation ratios.+ Show more

Learning Objectives

• Understand the principle of conservation of atoms and mass in chemical reactions.
• Learn how to balance chemical equations to reflect mass preservation.
• Link symbolic chemical formulas to measurable mass relationships in reactions.+ Show more

Learning Objectives

• Understand the principles of chemical change and mass conservation in environmental contexts.
• Interpret observable evidence of environmental transformations using particulate and atomic explanations.
• Apply mass accounting and system boundary concepts to analyze regional environmental issues.+ Show more

Learning Objectives

• Describe the differences between sexual and asexual reproduction.
• Identify mechanisms of asexual reproduction such as budding, binary fission, and vegetative cloning.
• Explain examples of reproductive strategies in Alberta species, including trembling aspen, dandelions, and elk.+ Show more

Learning Objectives

• Understand the principle of mass conservation in chemical reactions.
• Explain how mass remains constant in sealed systems during chemical processes.
• Apply the concept of conservation of mass to real-world regional contexts such as emissions and resource processing.+ Show more

Learning Objectives

• Understand the key principles of population genetics, including allele frequency and Hardy-Weinberg equilibrium.
• Identify the effects of genetic drift, bottlenecks, and founder effects on genetic diversity.
• Explain how gene flow, selection, and stochastic processes influence evolutionary trajectories.+ Show more

Learning Objectives

• Understand the differences between series and parallel circuits in terms of current and voltage
• Identify examples of series and parallel circuits in real-world applications
• Analyze how circuit arrangements affect brightness, load sharing, and reliability+ Show more

Learning Objectives

• Understand the standardized symbols used in schematic circuit diagrams.
• Interpret circuit diagrams to predict current paths, voltages, and node relationships.
• Translate physical electrical systems into symbolic models for analysis.+ Show more

Learning Objectives

• Understand the origin and nature of Earth's magnetic field.
• Explore regional variations in magnetic declination and their implications.
• Learn how magnetic instruments are calibrated for geological and environmental monitoring.+ Show more

Learning Objectives

• Explain the principles of electromagnetic induction and how changing magnetic flux induces an electromotive force.
• Describe practical applications such as transformers and generators in regional power systems.
• Connect magnetic flux change, induced voltage, and frequency relationships to scalable energy generation and transmission.+ Show more

Learning Objectives

• Understand the mechanisms of energy loss in electrical systems.
• Identify strategies to improve system efficiency and reduce environmental impact.
• Compare different device options and design considerations for energy-efficient systems.+ Show more

Learning Objectives

• Understand the components and architecture of power distribution systems.
• Identify how voltage transformation and network topology affect system reliability.
• Explain regional constraints and environmental considerations in power transmission.+ Show more

Learning Objectives

• Understand the basic principles of electric motors and generators.
• Identify different types of motors and their applications.
• Explain the electromagnetic induction process used in generators.+ Show more

Learning Objectives

• Understand how kinematic descriptions, force balances, and energy considerations are integrated to analyze complex motion.
• Apply graphing, equations, and net-force reasoning to real-world transportation and recreational scenarios.
• Evaluate motion scenarios such as braking, cable car operations, and stopping distances using multiple analysis tools.+ Show more

Learning Objectives

• Understand different types of graphs used to represent motion such as displacement–time, velocity–time, and acceleration–time graphs.
• Interpret the meaning of slope and area under curves in motion graphs.
• Identify changing acceleration through curved segments on graphs.+ Show more

Learning Objectives

• Explain the origin and characteristics of magnetic fields from permanent magnets and moving electric charges.
• Understand how magnetic field lines indicate direction and strength of magnetic fields.
• Describe real-world applications of magnetic fields, including compass navigation and industrial sensing.+ Show more

Learning Objectives

• Understand the concept of power as the rate of energy transfer.
• Describe the meaning of efficiency in energy conversion.
• Explore regional engineering examples involving power and efficiency, such as wind turbines, engines, and heating systems.+ Show more

Learning Objectives

• Understand the basic form of constant-acceleration motion equations.
• Apply algebraic substitution to solve for displacement, velocity, or time.
• Interpret real-world applications such as stopping distances and falling objects.+ Show more

Learning Objectives

• Explain the particle model as a representation of matter in different states.
• Describe how particle spacing, motion, and collisions explain macroscopic phenomena such as diffusion and pressure.
• Link observable behaviour of solids, liquids, and gases to particle arrangement and motion using Alberta examples.

Learning Objectives

• Explain the concept of work as energy transfer by a force acting through a distance.
• Describe how simple machines, such as levers, pulleys, and inclined ramps, influence force and distance.
• Understand energy input, output, and trade-offs when using different machines.+ Show more

Learning Objectives

• Understand ecological, economic, and health risks associated with genetic technologies.
• Evaluate trade-offs in adopting novel genetic approaches.
• Identify mitigation strategies and long-term monitoring methods.+ Show more

Learning Objectives

• Identify and define the main sources of genetic variation including mutation, recombination, gene flow, and chromosomal rearrangements.
• Describe mechanisms that increase or decrease genetic diversity in populations.
• Analyze examples of genetic variation impacts, such as introduced species and hybridization.+ Show more

Learning Objectives

• Explain Newton's three laws of motion and their applications in real-world contexts.
• Identify and analyze forces involved in different types of motion as described by Newtonian physics.
• Apply Newtonian reasoning to regional and everyday scenarios such as erosion control and playground safety.+ Show more

Learning Objectives

• Distinguish between mixtures and solutions based on uniformity and separability.
• Identify the roles of solute and solvent in a solution.
• Explain how concentration affects the appearance and behavior of mixtures.+ Show more

Learning Objectives

• Describe the process of energy transfer through ecosystems from producers to consumers.
• Explain how energy is lost at each trophic level and how this affects food chain length.
• Identify the roles of producers, herbivores, carnivores, and decomposers in energy flow.+ Show more

Learning Objectives

• Understand the hierarchical levels used in biological classification systems.
• Distinguish between traditional and modern classification approaches based on evolutionary relationships.
• Identify key traits used to classify living organisms, including morphological, developmental, and genetic data.+ Show more

Learning Objectives

• Explain how gene expression is regulated through transcriptional control.
• Describe the roles of promoters, enhancers, silencers, transcription factors, and repressors.
• Understand how epigenetic modifications affect chromatin structure and gene activity.+ Show more

Learning Objectives

• Understand the concept of adaptive radiation and its significance in evolution.
• Identify key factors that drive diversification of species in new environments.
• Analyze the processes of ecological speciation and niche partitioning.+ Show more

Learning Objectives

• Understand the basic concepts of metabolic pathways and their organization in cells.
• Differentiate between catabolic and anabolic pathways and their roles in energy management.
• Describe mechanisms of pathway regulation, including feedback inhibition and compartmentalization.+ Show more

Learning Objectives

• Understand the hormonal feedback mechanisms involved in glucose regulation
• Describe how insulin and glucagon maintain blood glucose levels within a set range
• Explain the roles of pancreatic beta and alpha cells in energy homeostasis+ Show more

Learning Objectives

• Understand the structure and function of neuroendocrine pathways in the body.
• Explain how the hypothalamus and pituitary gland coordinate hormonal responses.
• Identify key anatomical features that support neuroendocrine regulation.+ Show more

Learning Objectives

• Describe the semi-conservative nature of DNA replication.
• Identify the roles of different enzymes involved in DNA replication.
• Explain the importance of replication fidelity and its impact on genome stability.+ Show more

Learning Objectives

• Understand the structure and function of major organ systems in the human body.
• Explain how organ systems work together through feedback mechanisms to maintain homeostasis.
• Describe the roles of the circulatory, respiratory, digestive, renal, nervous, and endocrine systems.

Learning Objectives

• Understand how different organelles coordinate to maintain cellular functions.
• Describe the flow of genetic information and protein trafficking within a cell.
• Explain the roles of mitochondria, lysosomes, and peroxisomes in cellular metabolism.+ Show more

Learning Objectives

• Identify major eukaryotic cell organelles and their functions.
• Explain how organelle structure relates to its function in different tissue types.
• Connect organelle functions to overall cell and tissue health.+ Show more

Learning Objectives

• Understand and describe the different transport mechanisms across cell membranes.
• Differentiate between passive and active transport processes.
• Explain the roles of diffusion, osmosis, facilitated diffusion, and vesicular transport in cellular functions.+ Show more

Learning Objectives

• Understand the principles of genetic data analysis and inheritance patterns.
• Identify techniques used in genetics, including genotype and phenotype examination, PCR, sequencing, and statistical analysis.
• Interpret genetic data to determine linkage, heterozygosity, and modes of inheritance.+ Show more

Learning Objectives

• Understand key ethical issues related to biotechnology, including privacy, informed consent, and ecological impact.
• Analyze societal implications and regulatory frameworks involved in biotech development.
• Evaluate the benefits and risks associated with manipulating genetic material.+ Show more

Learning Objectives

• Understand the concept of organelle systems and their roles within cells.
• Explain how different organelles coordinate to support cell functions.
• Identify the functions of key organelles such as chloroplasts, mitochondria, endoplasmic reticulum, peroxisomes, and transport vesicles.+ Show more

Learning Objectives

• Understand the main processes of the Calvin cycle and their significance in photosynthesis.
• Identify the key enzymes and molecules involved in the Calvin cycle.
• Describe how energy from ATP and NADPH is utilized to synthesize sugars during photosynthesis.+ Show more

Learning Objectives

• Understand the structure and function of ATP as the cell's primary energy currency.
• Explain how ATP hydrolysis releases energy for cellular processes.
• Describe the process of ATP regeneration through phosphorylation.+ Show more

Learning Objectives

• Understand the process of electron transport chains in mitochondria and chloroplasts.
• Explain how electron flow couples with proton pumping to generate ATP via chemiosmosis.
• Describe factors affecting the efficiency of ATP production in aerobic systems.+ Show more

Learning Objectives

• Understand how fossil records provide evidence for the history of life on Earth.
• Identify the processes and methods used to date fossils and interpret their significance in evolution.
• Explain the concept of transitional fossils and their importance in linking major groups.+ Show more

Learning Objectives

• Understand Mendelian inheritance, including dominant and recessive traits.
• Recognize non-Mendelian inheritance patterns such as incomplete dominance, codominance, and sex-linked traits.
• Analyze how environmental factors and gene linkage influence phenotypic variation.+ Show more

Learning Objectives

• Understand the mechanisms of thermoregulation in the human body.
• Identify how the skin, vasculature, muscles, and neural pathways contribute to temperature control.
• Explain feedback loops involved in maintaining body temperature.+ Show more

Learning Objectives

• Describe mechanisms of asexual reproduction including binary fission, budding, spore formation, and vegetative propagation.
• Understand the genetic consequences of producing clones through asexual strategies.
• Compare ecological contexts where asexual versus sexual reproduction is advantageous.+ Show more

Learning Objectives

• Understand the concept of control criteria in establishing causal relationships.
• Identify key factors such as variable isolation, replication, and baseline characterization.
• Analyze how proper control impacts the credibility of scientific explanations.+ Show more