Grade 9 Worksheets

Learning Objectives

• Define and distinguish between speed, velocity, and acceleration
• Calculate speed from distance and time
• Understand the significance of direction in velocity+ Show more

Learning Objectives

• Understand how the slope of displacement–time graphs relates to velocity.
• Recognize how the slope of velocity–time graphs indicates acceleration.
• Interpret the area under a velocity–time graph as displacement.+ Show more

Learning Objectives

• Identify variables in constant-acceleration motion equations
• Understand the sign convention for velocity and acceleration
• Apply algebraic formulas to predict displacement and velocity+ Show more

Learning Objectives

• Define relative motion and understand the concept of frames of reference.
• Identify different examples of relative motion in everyday life.
• Describe how velocity depends on the observer's frame of reference.+ Show more

Learning Objectives

• Understand the fundamentals of kinematic descriptions through graphs and equations.
• Apply force balance principles to analyze complex motion scenarios.
• Integrate energy considerations with motion analysis for comprehensive explanations.+ Show more

Learning Objectives

• Define mechanical advantage and explain its importance in machinery.
• Identify different classes of levers and how they relate to mechanical advantage.
• Calculate mechanical advantage ratios for various simple machines.+ Show more

Learning Objectives

• Understand the basics of displacement-time graphs
• Interpret the slope of displacement-time graphs to determine speed
• Recognize different segments indicating uniform and changing motion+ Show more

Learning Objectives

• Understand the concepts of kinetic and potential energy
• Identify examples of energy transfer in real-world scenarios
• Explain how energy conservation applies to different situations+ Show more

Learning Objectives

• Identify the three laws of motion developed by Sir Isaac Newton.
• Explain how forces influence the movement of objects.
• Apply Newtonian principles to real-world situations such as transportation and structural stability.

Learning Objectives

• Describe the parts and operation of a lever.
• Identify different types of simple machines.
• Explain how simple machines reduce effort and change direction.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the concept of friction and how surface texture influences it.
• Identify everyday examples of friction and drag.
• Explain how friction and drag affect the performance of vehicles and objects.+ Show more

Learning Objectives

• Define net force and explain its role in motion.
• Describe how vector addition determines the resultant force.
• Identify factors influencing net force in practical scenarios.+ Show more

Learning Objectives

• Explain how cultural heritage influences celebrations during Independence Day, including food, music, stories, and symbols.
• Analyze how shared community festivals can strengthen national identity while respecting differences.
• Use evidence from a text to support claims about inclusivity and multicultural contributions to history.

Learning Objectives

• Identify key ideas about cultural pride and community within a text.
• Use evidence from history, art, and stories to explain personal understanding of heritage.
• Produce a short reflection or poem that demonstrates respect for diversity and identity.

Learning Objectives

• Distinguish physical changes from chemical changes using observable evidence
• Construct testable predictions for controlled chemical investigations
• Interpret measurements while considering uncertainty and alternative explanations+ Show more

Learning Objectives

• Develop testable predictions for electrical circuit investigations.
• Identify variables and hazards in a safe circuit test.
• Interpret electrical measurements while considering uncertainty.+ Show more

Learning Objectives

• Explain how amount, chemical form, and context affect substance harm.
• Describe how uptake and elimination influence substance retention.
• Interpret dilution models to compare environmental concentrations.+ Show more

Learning Objectives

• Compare how air, water, and soil transport or retain substances.
• Distinguish biodegradation from toxicity using scientific evidence.
• Explain what an LD50 value measures under specified conditions.+ Show more

Learning Objectives

• Explain how inherited variation can influence survival and reproduction.
• Describe an organism's ecological niche using resource needs and environmental conditions.
• Compare mutualism, commensalism, and parasitism using species interactions.+ Show more

Learning Objectives

• Develop testable predictions about biological diversity.
• Plan safe investigations with consistent sampling procedures.
• Interpret biodiversity observations and identify uncertainty.+ Show more

Learning Objectives

• Develop testable predictions about questions in space exploration
• Plan safe investigations using appropriate observations and measurements
• Interpret sensor data while identifying uncertainty and alternative explanations+ Show more

Learning Objectives

• Identify altitude and azimuth as coordinates describing an object's sky position.
• Explain how parallax observations provide evidence of relative distance.
• Interpret Doppler frequency shifts to infer motion toward or away from an observer.+ Show more

Learning Objectives

• Develop a testable prediction about changes in stream turbidity
• Identify safe procedures for investigating environmental chemistry questions
• Interpret turbidity observations and explain sources of uncertainty+ Show more

Learning Objectives

• Identify observable evidence that may indicate a chemical reaction
• Explain how temperature, concentration, and surface area affect reaction rates
• Design fair tests using controlled variables and consistent measurements+ Show more

Learning Objectives

• Explain energy conversions in chemical cells, electric motors, and generators
• Describe how electromagnetic induction produces voltage in a generator
• Compare useful energy outputs with transfers to the surroundings+ Show more

Learning Objectives

• Distinguish experimental evidence from theoretical atomic models.
• Explain how atomic number determines an element's identity.
• Describe the relationship between neutral atoms, protons, and electrons.+ Show more

Learning Objectives

• Interpret chemical formulas to identify types and relative numbers of atoms
• Distinguish elements from compounds using chemical representations
• Predict ionic combining ratios from positive and negative ion charges+ Show more

Learning Objectives

• Identify practical benefits of space projects for people and communities
• Describe Canadian contributions through the Canadarm and Canadarm2
• Compare space project benefits, costs, and alternative approaches+ Show more

Learning Objectives

• Compare how sexual and asexual reproduction transmit genetic information.
• Distinguish inherited characteristics from environmentally influenced differences.
• Explain discrete and continuous variation using biological examples.+ Show more

Learning Objectives

• Compare geocentric and heliocentric models of the solar system
• Distinguish astronomical observations from scientific models
• Explain how Galileo's observations challenged earlier explanations+ Show more

Learning Objectives

• Explain how spacecraft manage pressure, temperature, and radiation hazards
• Describe how life-support systems manage air and water resources
• Compare documented space technologies with speculative design possibilities+ Show more

Learning Objectives

• Explain how DNA, genes, and chromosomes relate to inherited characteristics
• Compare the outcomes and roles of mitosis and meiosis
• Distinguish natural selection from selective breeding using examples+ Show more

Learning Objectives

• Interpret ppm, pH, and dissolved-oxygen measurements in environmental samples
• Explain how biological observations complement chemical measurements
• Evaluate sampling plans using location, timing, and evidence limitations+ Show more

Learning Objectives

• Explain how habitat change affects organism abundance and genetic variation
• Distinguish global extinction from regional disappearance
• Interpret habitat diagrams to identify barriers and connections+ Show more

Learning Objectives

• Distinguish mixtures, pure substances, elements, and compounds by composition.
• Compare materials using measured physical properties.
• Explain how controlled conditions improve material comparisons.+ Show more

Learning Objectives

• Compare optical and radio telescopes by the signals they detect.
• Explain how satellite measurements support Earth observation.
• Interpret geometric models used to estimate satellite-based positions.+ Show more

Learning Objectives

• Calculate electrical power from voltage and current measurements.
• Determine energy transferred using power and operating time.
• Convert operating time into seconds for energy calculations.+ Show more

Learning Objectives

• Compare electricity generation methods using resource and environmental criteria
• Explain how batteries help balance electricity supply and demand
• Identify conservation actions that reduce unnecessary electricity use+ Show more

Learning Objectives

• Understand the concept of center of mass and how it affects stability of rigid bodies.
• Calculate the center of mass for composite systems under external forces.
• Analyze moments and torque to determine equilibrium and tipping thresholds.+ Show more

Learning Objectives

• Understand the purpose and structure of pedigree charts in genetics.
• Identify inheritance patterns such as autosomal dominant, recessive, X-linked, and mitochondrial.
• Interpret pedigree symbols and relationships to determine inheritance modes.

Learning Objectives

• Identify influential women leaders from diverse backgrounds and understand their contributions to social and political change.
• Analyze stories of women champions for women's rights and reflect on their influence in contemporary activism.
• Recognize the importance of cultural diversity in leadership and advocacy, fostering respect and engagement in social justice causes.

Learning Objectives

• Understand the role of activism in promoting women's rights.
• Identify different methods used by grassroots and digital movements.
• Analyze the impact of activism on policy change and societal attitudes.+ Show more

Learning Objectives

• Understand how gases like carbon dioxide, methane, and water vapor contribute to the greenhouse effect.
• Explain the role of radiative forcing and how small atmospheric changes impact climate.
• Identify natural and human sources of greenhouse gases and their effects on global temperatures.+ Show more

Learning Objectives

• Explain the history and purpose of International Youth Day and how it supports youth leadership.
• Use key vocabulary related to leadership and activism in context.
• Evaluate how youth civic engagement can influence communities and decision-making.

Learning Objectives

• Understand the roles of mitosis and meiosis in growth, repair, and reproduction.
• Identify key processes such as chromosome pairing, segregation, and errors like nondisjunction.
• Differentiate between somatic cell production and gamete formation.+ Show more

Learning Objectives

• Understand the flow of energy through different trophic levels in an ecosystem.
• Describe the structure of food webs and the significance of biomass distribution.
• Interpret ecological efficiency and the quantification of energy loss across trophic levels.+ Show more

Learning Objectives

• Understand how the nervous and endocrine systems coordinate responses to stimuli.
• Explain the roles of nerve impulses and hormones in homeostasis.
• Analyze the interaction between neural signals and hormonal responses.+ Show more