Grade 8 Science Worksheets

Learning Objectives

• Understand how physical and computational models generate quantitative data for assessing solutions.
• Identify sources of measurement uncertainty and model limitations in data collection.
• Apply best practices for ensuring consistency, repeatability, and accurate data recording during experiments.+ Show more

Learning Objectives

• Understand how to define criteria and constraints for engineering problems.
• Learn to develop clear and concise problem statements considering stakeholder needs.
• Identify trade-offs involved in designing solutions like water filtration or bridges.+ Show more

Learning Objectives

• Understand how to develop multiple solution concepts for design challenges.
• Evaluate and compare different design solutions based on criteria such as performance, feasibility, and benefits.
• Apply trade-off matrices and qualitative assessments to select optimal solutions.+ Show more

Learning Objectives

• Interpret statistical and geospatial datasets related to natural hazards.
• Assess recurrence intervals and spatial distribution of hazards like earthquakes, volcanoes, and tsunamis.
• Analyze how hazard data inform forecasting, land-use planning, and early-warning systems.+ Show more

Learning Objectives

• Analyze mechanical systems by linking net force to motion outcomes (speed, acceleration, and direction).
• Compare energy changes by tracking energy transfer (input, useful work, and losses such as friction).
• Use multi-step quantitative reasoning to evaluate performance limits in real systems (efficiency, friction, and material constraints).

Learning Objectives

• Understand how allele combinations influence observable traits in Mendelian inheritance.
• Learn to predict phenotypic ratios using Punnett squares.
• Describe the concepts of dominant and recessive alleles and their segregation.+ Show more

Learning Objectives

• Understand the principles of conduction, convection, and radiation in thermal transfer.
• Explain how material properties and system design influence heat flow.
• Apply insulation strategies to minimize heat transfer in practical systems.+ Show more

Learning Objectives

• Describe the main components of the solar system including planets, moons, asteroids, and comets.
• Explain the relative scale and composition differences among terrestrial and gas giant planets.
• Understand orbital characteristics and gravitational interactions within the solar system.+ Show more

Learning Objectives

• Understand the concept of homogeneous mixtures and their common examples.
• Identify factors that influence the behavior of solutions and alloys.
• Describe regional examples of homogeneous mixtures and their environmental impacts.+ Show more

Learning Objectives

• Understand how to prioritize among competing constraints in project decisions
• Apply multi-criteria decision methods like weighted scoring and pareto comparisons
• Evaluate tradeoffs involving performance, manufacturability, and sustainability+ Show more

Learning Objectives

• Calculate and interpret measures of center (mean, median, mode) from data sets
• Use percent change and rate relationships to interpret scientific changes over time
• Estimate uncertainty and explain how it affects the quality of conclusions+ Show more

Learning Objectives

• Understand and interpret statistical measures such as mean, median, and mode in data sets.
• Apply quantitative techniques like percent change, rate calculations, and uncertainty propagation to real-world problems.
• Evaluate relationships using basic linear regression, slope, and density trend analysis.+ Show more

Learning Objectives

• Understand different types of data representations such as graphs and tables.
• Interpret data trends, slopes, and intercepts in various visualizations.
• Select appropriate graph types to convey specific data insights.+ Show more

Learning Objectives

• Define and describe the concept of momentum in physics.
• Identify the different types of collisions: elastic and inelastic.
• Explain the principle of conservation of momentum in collisions.+ Show more

Learning Objectives

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

Learning Objectives

• Describe the processes of diffusion, osmosis, facilitated diffusion, and active transport across cell membranes.
• Explain the roles of carrier proteins and pumps in membrane transport.
• Understand the relationship between concentration gradients, surface area, and transport rate.+ Show more

Learning Objectives

• Identify and interpret force vectors in free-body diagrams.
• Distinguish between normal, gravitational, frictional, and tension forces in various scenarios.
• Decompose forces on inclined planes into components and calculate net force.+ Show more

Learning Objectives

• Understand how to interpret distance–time and velocity–time graphs.
• Learn to determine speed, acceleration, and displacement from graph features.
• Compare different types of motion based on graphical representations.+ Show more

Learning Objectives

• Understand how tissues interact to form organs with specific functions.
• Identify the structural features of tissues that support organ architecture.
• Explain how organ structures enable efficiency in physiological tasks.+ Show more

Learning Objectives

• Understand the basic structure of atoms
• Learn how atoms bond and form molecules
• Recognize the importance of atomic structure in chemical reactions

Learning Objectives

• Understand the concept of particle-level models and their significance in chemistry.
• Interpret particle diagrams and symbols to visualize molecular changes.
• Explain how atoms rearrange during chemical reactions without loss of identity.+ Show more

Learning Objectives

• Explain how a keystone species can connect freshwater and marine food webs.
• Analyze how abiotic factors and human activities interact to change population dynamics and ecosystem resilience.
• Use evidence from multiple pressures to describe trade-offs in conservation decisions.

Learning Objectives

• Describe how particle motion relates to pressure and temperature in gases.
• Explain the effects of temperature changes on gas expansion, compression, and diffusion.
• Relate observable gas behaviours to real-world Alberta examples like altitude pressure variations and seasonal atmospheric mixing.+ Show more

Learning Objectives

• Understand the structure and function of alveoli, stomata, and mesophyll in gas exchange.
• Explain how surface area and surface thinness facilitate diffusion in organisms.
• Identify specialized cell shapes and arrangements that reduce diffusion distance.+ Show more

Learning Objectives

• Describe the phases of the cell cycle, including interphase, mitosis, and cytokinesis.
• Explain the molecular mechanisms regulating the cell cycle, focusing on cyclins, kinases, and checkpoints.
• Identify examples of tissue growth and regeneration related to cell division.+ Show more

Learning Objectives

• Understand the forms of mechanical energy such as kinetic and potential energy.
• Explain how energy transfers occur through work and the transformation of energy forms.
• Identify the effects of friction and air resistance in converting mechanical energy into thermal energy.+ Show more

Learning Objectives

• Understand how energy moves during phase changes such as melting, vaporization, and condensation.
• Analyze how heat flow demonstrates energy transfer processes.
• Describe how particle motion and arrangement change during phase transitions.+ Show more

Learning Objectives

• Understand the different types of simple machines and their functions in modifying force and motion.
• Explain how simple machines provide mechanical advantage and efficiency.
• Identify everyday examples of simple machines and analyze their use in trade-offs between force and distance.+ Show more

Learning Objectives

• Interpret slopes of graphs to determine speed and acceleration
• Translate data between graphs, tables, and equations
• Understand how changing slopes reflect changes in motion+ Show more

Learning Objectives

• Explain the relationship between electric charges and Coulomb's law.
• Describe how magnetic forces depend on pole strength, orientation, and distance.
• Identify examples of electric and magnetic interactions in real-world scenarios.+ Show more

Learning Objectives

• Describe the key components and functions of cell organelles such as nucleus, mitochondria, chloroplasts, ribosomes, cell membrane, and cell wall.
• Compare prokaryotic and eukaryotic cells in terms of structure and organization.
• Distinguish between single-celled and multicellular organisms and how cellular features relate to organismal traits.+ Show more

Learning Objectives

• Explain how interactions among organisms affect population sizes in an ecosystem.
• Describe how predation, competition, disease, and mutualism can change ecosystem stability over time.
• Connect population changes to changes in energy flow and matter cycling.

Learning Objectives

• Understand the concept of density as a ratio of mass to volume and its significance in predicting material behavior in fluids.
• Explain how density differences cause phenomena like buoyancy, layering, and displacement in liquids and solids.
• Calculate basic density using given mass and volume measurements and interpret the results for material comparison.+ Show more

Learning Objectives

• Understand how multiple organ systems coordinate to maintain homeostasis.
• Explain the roles of the respiratory, circulatory, excretory, and endocrine systems in systemic regulation.
• Describe how cellular structures support organ functions and inter-system communication.

Learning Objectives

• Understand how introduced species become invasive and the impacts on native ecosystems.
• Identify pathways of species introduction and ecological traits that favor invasion.
• Analyze how invasive species alter community interactions and ecosystem processes.+ Show more

Learning Objectives

• Understand the quantitative relationships between kinetic and potential energy and how they depend on mass, speed, and position.
• Interpret graphical displays relating kinetic energy to mass and the square of speed.
• Analyze energy interchange in systems such as pendulums and roller-coaster models.+ Show more

Learning Objectives

• Define and explain the concept of constant speed in motion.
• Interpret distance-time graphs to identify constant speed scenarios.
• Calculate average and instantaneous speed in various contexts.+ Show more

Learning Objectives

• Understand how to design controlled experiments addressing real-world phenomena.
• Employ measurement, data analysis, and graphical summaries to support conclusions.
• Identify appropriate variables and procedures for scientific investigations.+ Show more

Learning Objectives

• Identify and distinguish between physical and chemical changes and their evidence.
• Understand examples of physical and chemical changes in environmental contexts.
• Analyze phenomena to determine whether they involve physical or chemical change.+ Show more

Learning Objectives

• Understand the basic components and functions of cell organelles
• Compare prokaryotic and eukaryotic cells
• Differentiate between single-celled and multicellular organisms+ Show more

Learning Objectives

• Explain how energy enters and moves through ecosystems.
• Identify the role of producers and consumers in energy transfer.
• Understand the concept of energy loss as heat at each trophic level.+ Show more

Learning Objectives

• Explain the concept of a closed system in scientific analysis.
• Identify examples of closed systems used in research and industry.
• Describe how mass conservation applies within closed systems.+ Show more

Learning Objectives

• Explain how cell structures are modified to perform specific biological functions.
• Identify examples of specialized cells and connect their structure to their role in tissues.
• Use evidence from cell features such as organelles and surface area to justify how specialization improves function.

Learning Objectives

• Understand how to prioritize competing constraints using multi-criteria decision methods.
• Apply cost-benefit estimation techniques to project choices.
• Utilize tools such as weighted scoring and pareto comparisons to analyze performance, manufacturability, and sustainability.+ Show more

Learning Objectives

• Interpret geological and seismological data to assess natural hazard recurrence intervals and spatial distribution.
• Analyze historical records of earthquakes, volcanoes, tsunamis, and faults to evaluate potential impacts.
• Apply geospatial and statistical methods to quantify risk and understand cascading effects of hazards.+ Show more

Learning Objectives

• Explain how gravitational potential energy and kinetic energy change in near-ideal motion (such as pendulums and roller coasters).
• Use mgh and 1/2mv^2 to compare speeds and heights in energy-conversion problems.
• Describe how friction and air resistance reduce mechanical energy by converting it to thermal energy.

Learning Objectives

• Distinguish between position, distance, speed, velocity, and acceleration, including which are scalar or vectors
• Use measured data to calculate average speed and interpret distance–time and velocity–time information
• Describe how forces and acceleration can change an object's velocity over time

Learning Objectives

• Understand the components and functions of the immune system, including innate and adaptive immunity.
• Identify cellular specializations involved in immune responses and their roles in tissue-level defense.