Worksheet Worksheets

Learning Objectives

• Explain how weathering, erosion, transport, and deposition change Earth’s surface across short and long timescales
• Compare mechanical vs. chemical weathering and identify agent-specific evidence in landscapes
• Describe how moving water, waves, and glaciers create characteristic landforms and sediment deposits

Learning Objectives

• Explain how population growth and per-capita consumption increase demand for water, energy, land, and raw materials
• Describe how these demands can change ecosystems, biodiversity, and resource cycles
• Use quantitative ideas (cause-and-effect links) to compare environmental pressures across regions

Learning Objectives

• Identify common human activities that affect ecosystems (deforestation, urban expansion, agriculture, groundwater use, and fossil-fuel emissions).
• Use evidence from water-quality, air-quality, and ecological indicators to describe impacts and trends.
• Explain how mitigation strategies can reduce harm while considering trade-offs and resilience.

Learning Objectives

• Identify major organelles in plant and animal eukaryotic cells and describe what each organelle does.
• Explain how cell structures support key processes such as transport, synthesis, and compartmentalization.
• Compare plant vs. animal cell organization using structural features (e.g., chloroplasts and lysosome vs. central vacuole and chloroplasts).

Learning Objectives

• Explain how momentum depends on mass and velocity and how momentum transfers during collisions.
• Use conservation of momentum to predict motion after one-dimensional impacts.
• Differentiate elastic and inelastic collisions using changes in kinetic energy and the meaning of “equal and opposite” contact forces.

Learning Objectives

• Use microscopy observations to explain how cells provide direct evidence that organisms are made of discrete cellular units
• Compare unicellular and multicellular organization using cell boundaries, tissues, and examples such as onion epidermis and protists
• Interpret cell structures (cell walls, plasma membranes, nuclei, cytoplasm, vacuoles) and connect them to what is seen under a microscope

Learning Objectives

• Describe the main processes in the water cycle, including evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow.
• Explain how solar energy and gravity drive movement of water among Earth’s spheres.
• Model how water moves through a river basin and into oceans, and how groundwater contributes to springs.+ Show more

Learning Objectives

• Explain how gravity, electric, and magnetic forces can act over a distance without direct contact.
• Describe how mass and distance qualitatively affect gravitational attraction.
• Identify examples of attractive and repulsive electromagnetic interactions using everyday situations.

Learning Objectives

• Explain how synthetic materials can be produced from natural resources through feedstock selection, polymerization, and refining steps.
• Describe how chemical composition changes can affect material functions such as strength, flexibility, and melting behavior.
• Compare benefits and trade-offs of synthetic materials, including durability, recyclability, and environmental impacts.

Learning Objectives

• Explain how different biodiversity management strategies (protected areas, restoration, corridors, and invasive species control) can affect ecosystem services.
• Evaluate trade-offs among ecological, economic, and social constraints when planning biodiversity solutions.
• Use evidence from case examples to predict likely outcomes for species persistence and ecosystem functions.

Learning Objectives

• Explain how energy and matter are transformed during photosynthesis and cellular respiration
• Describe how cells convert chemical energy in food into ATP for cellular work
• Compare energy use in active versus resting tissues and relate it to metabolism

Learning Objectives

• Explain how principles such as superposition, original horizontality, and cross-cutting relationships can be used for relative dating of rock strata
• Identify how fossils, unconformities, and intrusive contacts help geologists correlate layers and establish relative ages
• Construct a logical sequence of tectonic, depositional, and erosional events using stratigraphic evidence

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

• Compare domestic, agricultural, and industrial water uses
• Explain how human activities can affect water flow and quality
• Distinguish pollution prevention from treatment of contaminated water+ Show more

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

• 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

• 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

• 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

• Describe machines as systems of interacting components and subsystems
• Identify the functions of common simple machines
• Differentiate linkages from transmission elements+ 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

• 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 biological investigations improve understanding of body functions.
• Distinguish scientific findings from broader health claims.
• Identify factors that may influence breathing-rate measurements.+ 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

• 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

• 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

• 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

• Compare species distribution and environmental conditions across habitats.
• Distinguish ecological succession from temporary weather-related changes.
• Explain why observations alone may not establish ecological causation.+ 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

• 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

• Develop testable predictions about questions involving ecosystem conditions
• Plan safe and fair investigations using consistent sampling methods
• Interpret patterns in observations and measurements while recognising uncertainty+ Show more

Learning Objectives

• Classify organisms as producers, consumers, or decomposers.
• Distinguish native species from introduced and invasive species.
• Explain how species interactions influence ecosystem balance.+ Show more

Learning Objectives

• Identify human activities that change forest habitats and landscapes.
• Explain how habitat fragmentation affects wildlife movement and connectivity.
• Describe how pollution and invasive species affect forest ecosystems.+ Show more

Learning Objectives

• Compare heating sources by resource needs, safety, and environmental effects
• Explain how insulation and lids reduce unwanted heat loss
• Identify variables needed for a fair heating comparison+ Show more

Learning Objectives

• Summarize environmental measurements using descriptive statistics.
• Compare bar graphs, line graphs, and scatter plots.
• Interpret scientific observations without overstating conclusions.+ Show more

Learning Objectives

• Distinguish conduction, convection, and radiation as energy transfer mechanisms.
• Explain how particle interactions transfer thermal energy through solids.
• Describe how moving fluids create convection currents.+ 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

• Describe how materials and shapes affect structural strength.
• Develop testable predictions about model-bridge performance.
• Identify variables and hazards in structural investigations.+ 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

• Explain how the respiratory and circulatory systems deliver oxygen to cells
• Describe how absorbed nutrients travel from the digestive system to cells
• Compare the roles of the lungs and kidneys in waste removal+ Show more

Learning Objectives

• Compare the distribution of water across Earth's major reservoirs.
• Distinguish dissolved substances from suspended materials in water samples.
• Explain why clear-looking water may still be unsafe to drink.+ Show more

Learning Objectives

• Explain how concentration differences relate to diffusion.
• Describe osmosis across a selectively permeable boundary.
• Identify the sequence from cells to organ systems.+ Show more

Learning Objectives

• Identify measurable criteria that connect mechanical designs to needs
• Compare machine effectiveness and efficiency using relevant evidence
• Interpret test results while considering uncertainty and limitations+ Show more

Learning Objectives

• Develop testable predictions about how materials mix or flow
• Identify controlled variables in a fair scientific investigation
• Interpret tabulated observations to explain patterns and variation+ Show more

Learning Objectives

• Develop testable predictions about light and optical systems
• Identify variables to keep constant during a fair investigation
• Interpret observations recorded in tables and graphs+ Show more

Learning Objectives

• Describe aquatic adaptations to freshwater and marine conditions
• Compare population observations across seasons and habitat conditions
• Interpret water clarity and dissolved oxygen as habitat indicators+ Show more

Learning Objectives

• Explain how applied force and surface area determine pressure
• Compare the compressibility of gases and liquids using particle spacing
• Describe how valves control fluid direction in simple pumps+ Show more

Learning Objectives

• Compare freshwater and saltwater systems using recorded observations.
• Develop testable predictions for water-system investigations.
• Describe safe methods for comparing water clarity.+ Show more