Grade 9 Science Worksheets

Learning Objectives

• Understand how to synthesize kinematic descriptions, force balances, and energy considerations in analyzing motion.
• Apply graphs, equations, and net-force reasoning to complex dynamic scenarios.
• Interpret integrated data to predict motion in transport and recreational contexts.+ Show more

Learning Objectives

• Understand the fundamental concepts of simple machines and how they reduce effort.
• Identify common examples and applications of lever, wheel and axle, pulley, inclined plane, and screw.
• Explain the difference between ideal mechanical advantage and actual mechanical advantage considering friction and support geometry.+ Show more

Learning Objectives

• Explain the concept of force as an interaction capable of changing an object's motion.
• Identify and differentiate between contact and non-contact forces in real-world Alberta settings.
• Describe how magnitude and direction combine vectorially to represent forces.+ Show more

Learning Objectives

• Explain how work quantifies energy transfer through force and distance.
• Describe how simple machines modify force and distance to improve work efficiency.
• Identify real-world examples of levers, pulleys, and inclined ramps in Alberta contexts.+ Show more

Learning Objectives

• Explain the relationship between displacement, velocity, acceleration, and time using constant-acceleration equations.
• Apply standard motion equations to solve numerical problems involving vehicle stopping, ski descents, and falling objects.
• Use proper units and sign conventions when substituting values into motion equations.+ Show more

Learning Objectives

• Understand the fundamental principles of oxidation and reduction in chemical reactions.
• Identify how electron transfer affects oxidation states in redox reactions.
• Track changes in oxidation numbers to determine oxidizing and reducing agents.+ Show more

Learning Objectives

• Identify how insulin and glucagon change blood glucose levels.
• Explain the negative feedback loop idea using hormones and body tissues.
• Use key terms (insulin, glucagon, glycogenolysis, gluconeogenesis, beta cells, alpha cells) in context.

Learning Objectives

• Understand the conventions for representing forces in free-body diagrams.
• Identify and label different forces acting on isolated objects in various scenarios.
• Learn how to analyze net force and conditions for equilibrium or acceleration using free-body diagrams.+ Show more

Learning Objectives

• Describe how electrons are distributed among energy levels and orbitals using electron configuration.
• Explain the significance of valence electrons in chemical bonding and reactivity.
• Identify patterns in the periodic table based on electron configurations.+ Show more

Learning Objectives

• Differentiate between heterogeneous mixtures and homogeneous solutions based on uniformity and separability.
• Explain the roles of solute and solvent in a solution.
• Describe methods used to separate components of mixtures based on physical properties.+ Show more

Learning Objectives

• Understand that elements are defined by atoms with specific proton counts and symbols.
• Learn how atomic models represent atomic identity and elemental properties.
• Recognize the differences between natural occurrence and extraction, as well as metallic and nonmetallic characteristics.+ Show more

Learning Objectives

• Describe dissolution using solute–solvent interactions and explain how these interactions influence solubility.
• Differentiate saturated, unsaturated, and supersaturated solutions using qualitative examples such as sugar and salt in water.
• Explain how temperature and agitation affect solubility and relate these to practical methods like evaporation and crystallization.

Learning Objectives

• Understand how pedigree charts illustrate inheritance patterns across generations.
• Identify signs of autosomal dominant, autosomal recessive, X-linked, and mitochondrial inheritance in pedigrees.
• Interpret segregation patterns, penetrance, and how they affect inheritance analysis.+ Show more

Learning Objectives

• Identify the main components involved in the Calvin cycle
• Describe the sequence of steps in the Calvin cycle
• Explain the role of enzymes and energy carriers in carbon fixation+ Show more

Learning Objectives

• Understand how inclined planes decompose gravitational force into components
• Calculate the mechanical advantage of inclined planes
• Analyze how friction and slope angle affect motion and energy transfer+ Show more

Learning Objectives

• Explain the hierarchical levels from cells to organ systems in the human body.
• Describe how different tissue types contribute to organ functions and systems.
• Understand the principles of scaling from cellular interfaces to whole organ systems in physiology.+ Show more

Learning Objectives

• Understand how nephron architecture and hormonal mechanisms regulate fluid and electrolyte balance.
• Describe the processes of glomerular filtration, tubular reabsorption, and secretion.
• Explain how hormones like antidiuretic hormone and the renin–angiotensin–aldosterone system control blood pressure and volume.+ Show more

Learning Objectives

• Understand the basic principles of VSEPR theory to predict molecular shapes.
• Identify common molecular geometries such as linear, trigonal planar, tetrahedral, and bent.
• Explain how molecular shape influences properties like polarity and reactivity.+ Show more

Learning Objectives

• Understand the fundamental principles of natural selection and how it drives evolution.
• Identify examples of natural selection in nature, such as beak variation and antibiotic resistance.
• Describe different types of selection: directional, stabilizing, and disruptive.+ Show more

Learning Objectives

• Describe the fundamental principles of cell theory and their significance in biology.
• Differentiate between unicellular and multicellular organisms based on cellular organization.
• Explain how cell structure relates to cellular function across diverse taxa.+ Show more

Learning Objectives

• Understand the concept of force and how it affects object motion.
• Identify different types of forces, including contact and non-contact forces.
• Recognize real-world examples of forces in Alberta settings.+ Show more

Learning Objectives

• Understand the relationship between displacement, velocity, and acceleration through graphs.
• Identify constant and non-uniform motion from graph slopes.
• Calculate velocity and interpret its significance from displacement–time graphs.+ Show more

Learning Objectives

• Understand the concept of mechanical advantage and its significance in machines
• Identify different types of levers and describe their properties
• Calculate mechanical advantage for various lever classes+ Show more

Learning Objectives

• Understand the key factors that influence population growth and decline.
• Identify the difference between density-dependent and density-independent factors.
• Explain how population patterns affect community interactions and ecosystem dynamics.+ Show more

Learning Objectives

• Describe how molecules move across cell membranes through passive and active transport.
• Explain the processes of diffusion, facilitated diffusion, and osmosis.
• Identify mechanisms such as active transport and vesicular transport like endocytosis and exocytosis.+ Show more

Learning Objectives

• Define and distinguish between physical and chemical changes.
• Identify examples of physical changes such as melting, freezing, evaporation, condensation, and dissolution.
• Explain how energy transfer occurs during phase changes.+ Show more

Learning Objectives

• Understand the differences between mitosis and meiosis
• Identify the phases of cell division
• Explain the significance of chromosome pairing, segregation, and errors+ Show more

Learning Objectives

• Understand what compounds are and how they differ from mixtures.
• Explain how chemical formulas represent the elemental ratios in compounds.
• Describe the differences between covalent and ionic bonding and their effects on properties.+ Show more

Learning Objectives

• Describe various mechanisms of membrane transport including passive and active processes.
• Differentiate between diffusion, facilitated diffusion, osmosis, and active transport.
• Explain the role of vesicular transport in cellular processes such as endocytosis and exocytosis.+ Show more

Learning Objectives

• Describe the structure and function of ATP as the cell's energy currency.
• Explain the process of hydrolysis of ATP and how it releases energy.
• Understand the role of phosphorylation in regenerating ATP and coupling biochemical reactions.+ Show more

Learning Objectives

• Understand how reactants transform into products during chemical reactions.
• Learn to represent reactions using chemical formulas and symbolic equations.
• Identify the roles of bond breaking and forming in energy changes during reactions.+ Show more

Learning Objectives

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

Learning Objectives

• Understand how to analyze and calculate the overall mechanical advantage of compound machines.
• Differentiate between ideal and actual mechanical advantage considering frictional and deformational losses.
• Apply concepts of force and displacement relationships in designing and analyzing compound systems.+ Show more

Learning Objectives

• Define work and describe how it involves energy transfer
• Explain the function of simple machines in changing force or direction
• Identify real-world examples of levers, pulleys, and inclined planes+ Show more

Learning Objectives

• Understand the basic process of transcription and translation
• Identify key enzymes and molecules involved in gene expression
• Explain how gene regulation influences protein production+ Show more

Learning Objectives

• Identify the characteristics of ionic, covalent, and metallic bonds.
• Understand how electron arrangements determine the type of bonding.
• Explain the physical properties resulting from different bond types.+ Show more

Learning Objectives

• Describe how mechanical systems transfer energy as kinetic or potential energy.
• Explain the roles of work, collisions, and friction in energy transfer.
• Identify examples of energy conversion pathways such as braking a bicycle or compressing a spring.+ Show more

Learning Objectives

• Understand the concept of balancing chemical equations to obey atomic conservation laws.
• Identify the correct coefficients in a balanced chemical equation.
• Explain the importance of symbolic representation, including state indicators and stoichiometric coefficients.+ Show more

Learning Objectives

• Understand the different lines of evidence used in studying evolutionary history.
• Identify how fossil, anatomical, and molecular data contribute to understanding relationships among organisms.
• Explain how integrating multiple lines of evidence strengthens conclusions about evolution.+ Show more

Learning Objectives

• Understand how gene expression is controlled through various regulatory elements and epigenetic modifications.
• Identify the roles of promoters, enhancers, silencers, transcription factors, and repressors in gene regulation.
• Explain how DNA methylation and histone acetylation influence chromatin structure and transcriptional activity.+ Show more

Learning Objectives

• Understand how human activities such as land use change, pollution, and resource extraction impact biodiversity and ecosystem services.
• Identify the effects of habitat fragmentation and invasive species on community interactions.
• Describe how changes in species diversity influence ecosystem functions like pollination and water purification.+ Show more

Learning Objectives

• Understand how DNA, RNA, and protein sequences are used to infer evolutionary relationships.
• Identify the significance of homologous genes and conserved sequences in determining common ancestry.
• Explain the concept of molecular clocks and how sequence divergence helps estimate divergence times.+ Show more

Learning Objectives

• Compare the structural differences between prokaryotic and eukaryotic cells.
• Identify key features of bacterial and archaeal cells.
• Understand the organization of genetic material in prokaryotes and eukaryotes.+ Show more

Learning Objectives

• Understand the different mechanisms of complex inheritance such as polygenic traits, epistasis, and pleiotropy.
• Evaluate how variable penetrance and expressivity affect phenotype expression.
• Analyze the role of linkage and environmental factors in inheritance patterns.+ Show more

Learning Objectives

• Describe the interactions and functions of different organelles within cell systems.
• Explain how organelle cooperation supports cell growth, division, and responses to environmental changes.
• Identify and analyze the roles of energy transduction, lipid synthesis, detoxification, and intracellular transport in cells.

Learning Objectives

• Understand what genetic drift is and how it affects small populations.
• Identify examples of events that cause genetic drift, such as bottlenecks and founder effects.
• Explain the consequences of genetic drift on allele frequencies and genetic diversity.+ Show more

Learning Objectives

• Understand the use of scale bars, resolution limits, and staining patterns in microscopy.
• Identify different microscopy techniques such as electron and fluorescence microscopy.
• Interpret visual data from micrographs to analyze cellular structures and processes.+ Show more

Learning Objectives

• Describe how molecules move across cell membranes through passive processes like diffusion and osmosis.
• Explain the role of membrane proteins and ATP in active transport.
• Differentiate between vesicular transport, including endocytosis and exocytosis.+ Show more