Grade 8 Science Worksheets
5,548 worksheets
Grade 8 Science | Plate Motion Evidence Worksheet | California Standards
Learning Objectives
- Identify multiple types of geological evidence that support plate movement over long time periods
- Explain how rock age, rock type, mountain belt alignment, and seafloor features help reconstruct past plate positions
- Use fossil and mineral information to evaluate whether regions could have been once-adjacent
$3.00
Grade 8 Science | Sustainable Solutions Worksheet | California Standards
Learning Objectives
- Explain how energy and water efficiency, waste reduction, recycling, and pollutant treatment help reduce harm to Earth systems.
- Describe how restoring landscapes and conserving habitats support ecosystem stability.
- Use data-based comparisons to justify which sustainable solutions better meet human needs while reducing environmental impacts.
$3.00
Grade 8 Science | Collisions And Energy Worksheet | BC Standards
Learning Objectives
- Understand how collisions involve energy transfer and transformation between objects.
- Differentiate between elastic and inelastic collisions based on energy conservation.
- Explain how momentum considerations influence energy outcomes in collisions.
$3.00
Grade 8 Science | Trip Analysis Worksheet | BC Aligned
Learning Objectives
- Understand how motion can be segmented into parts with different speeds and durations.
- Apply proportional reasoning to calculate average speed over multi-segment trips.
- Analyze how slower segments disproportionately affect overall average speed compared to faster segments.
$3.00
Grade 8 Science | Simple Machines Worksheet | BC Standards
Learning Objectives
- Explain how simple machines redirect forces and trade force for distance to gain mechanical advantage.
- Identify and describe different types of simple machines such as levers, pulleys, and gears.
- Analyze energy transfer and conservation of work in ideal mechanical systems.
$3.00
Grade 8 Science | Cell Organization Worksheet | BC Aligned
Learning Objectives
- Describe the hierarchical levels of cell organization in multicellular organisms.
- Explain the roles of tissues, organs, and organ systems in maintaining organismal functions.
- Understand how similar cells join to form tissues and how tissues work together in organs.
$3.00
Grade 8 Science | Fossil Record Clues Worksheet | California Standards
Learning Objectives
- Explain how fossils in sedimentary layers provide evidence for Earth’s past environments and conditions
- Use fossil correlations to infer that distant regions may have had similar organisms when tectonic plates were arranged differently
- Describe how rock characteristics and layer ages strengthen interpretations of geologic history and plate movement
$3.00
Grade 8 Science | Energy Dissipation Worksheet | BC Aligned
Learning Objectives
- Understand the concept of energy dissipation and how it affects mechanical systems.
- Identify common mechanisms that cause energy loss such as friction, air resistance, and deformation.
- Explain the importance of efficiency in minimizing energy loss in mechanical operations.
$3.00
Grade 8 Science | Population Growth Worksheet | BC Aligned
Learning Objectives
- Understand the factors influencing population change, including birth rates, death rates, immigration, and emigration.
- Identify patterns of population growth, stability, and decline.
- Explore how reproductive strategies, age structure, and resource availability affect growth rates.
$3.00
Grade 8 Science | Resource Use Impacts Worksheet | California Standards
Learning Objectives
- Explain how human demand for land, water, air, and energy can change Earth’s natural cycles.
- Describe how extraction, pollution, and land conversion can lead to habitat loss and ecosystem degradation.
- Use cause-and-effect reasoning to connect resource use decisions to observable environmental impacts.
$3.00
Grade 8 Science Assessment | Water Treatment Worksheet Elena | Ontario
Learning Objectives
- Understand the principles and stages involved in drinking-water and wastewater treatment.
- Identify mechanisms used for removal of solids, pathogens, and contaminants.
- Explain advanced processes like biological nutrient removal and engineered wetlands.
$3.00
Grade 8 Science Assessment | Bernoulli Principle Worksheet Elena | Ontario
Learning Objectives
- Explain Bernoulli's principle and how it relates fluid velocity and pressure.
- Describe the application of Bernoulli's principle in aerodynamics and fluid flow.
- Derive the Bernoulli equation for incompressible, non-viscous flow.
$3.00
Grade 8 Science Assessment | Density Concept Worksheet Elena | Ontario
Learning Objectives
- Understand the definition of density as mass per unit volume.
- Learn the SI units used to measure mass, volume, and density.
- Explore the relationship between mass, volume, and density through numerical examples.
$3.00
Grade 8 Science | Energy Metabolism Worksheet | Ontario Standards
Learning Objectives
- Understand the stages of cellular energy production including glycolysis, Krebs cycle, and oxidative phosphorylation.
- Explain the role of mitochondria, membrane-based proton gradients, and chemiosmosis in ATP synthesis.
- Differentiate between aerobic and anaerobic metabolic pathways and their efficiency.
$3.00
Grade 8 Science Assessment | Measuring Density Worksheet Elena | Ontario
Learning Objectives
- Understand methods for calculating the density of solids and liquids.
- Identify how displacement techniques help measure irregular solids.
- Explain factors affecting measurement accuracy, such as temperature and heterogeneity.
$3.00
Grade 8 Science Assessment | Biomedical Flow Worksheet Elena | Ontario
Learning Objectives
- Understand the principles of fluid mechanics as they apply to blood flow in the circulatory system.
- Explain how non-Newtonian blood properties influence perfusion and vessel resistance.
- Relate systolic and diastolic pressures to arterial function and health.
$3.00
Grade 8 Science Assessment | Hydraulic Systems Worksheet Elena | Ontario
Learning Objectives
- Explain how hydraulic systems convert small forces into larger outputs through pressure transmission.
- Evaluate the mechanical advantage provided by different piston assemblies in hydraulic devices.
- Analyze design constraints such as fluid viscosity, seal effectiveness, and compressibility in hydraulic systems.
$3.00
Grade 8 Science | Gas Exchange Worksheet | BC Standard
Learning Objectives
- Understand the structure and function of alveoli, stomata, and mesophyll in gas exchange.
- Identify adaptations that facilitate efficient diffusion of gases in organisms.
- Explain how cellular structures support rapid gas transfer in different tissues.
$3.00
Grade 8 Science Worksheet on Osmotic Balance | Ontario Standards | Assessment
Learning Objectives
- Explain the principles of osmotic water movement and its effects on cells
- Describe mechanisms that regulate cellular volume in plants and animals
- Identify adaptations like contractile vacuoles and membrane pumps involved in osmotic regulation
$3.00
Grade 8 Science Assessment | Immune Response Worksheet Elena | Ontario
Learning Objectives
- Explain the roles of innate and adaptive immune mechanisms.
- Identify cellular players involved in immune defense like macrophages, neutrophils, lymphocytes, and antigen-presenting cells.
- Describe processes such as phagocytosis, antibody production, and cell-mediated cytotoxicity.
$3.00
Grade 8 Science Worksheet Elena | Ontario Standard | Water Management
Learning Objectives
- Understand the dynamics of water systems in large basins, including hydrologic cycles and watershed connectivity.
- Analyze the challenges related to groundwater-surface water interactions and governance in transboundary water basins.
- Evaluate environmental issues such as contaminant sources, nutrient loading, and invasive species impacts.
$3.00
Grade 8 Science Assessment | Organelles Roles Worksheet Elena | Ontario
Learning Objectives
- Describe the functions and structural features of major cell organelles.
- Explain how organelles work together to perform cellular processes such as energy production, protein synthesis, and intracellular transport.
- Identify the consequences of organelle dysfunction on overall cell performance.
$3.00
Grade 8 Science | Atoms and Molecules Worksheet | BC Aligned
Learning Objectives
- Understand the basic structure of atoms and how they form molecules.
- Describe how atoms bond to create different substances.
- Explain the process of chemical reactions involving atoms and molecules.
$3.00
Grade 8 Science Worksheet | Integrated Management | Ontario Standards
Learning Objectives
- Understand the key concepts of integrated water resources management.
- Identify governance instruments and their role in water management.
- Explain how scientific understanding informs water policy decisions.
$3.00
Grade 8 Science | Mixtures Versus Compounds Worksheet | BC Aligned
Learning Objectives
- Differentiate between mixtures and compounds based on their properties.
- Identify methods to separate mixtures and compounds.
- Explain the formation of compounds through chemical bonds.
$3.00
Grade 8 Science | Organ Systems Worksheet Elena | Ontario Standards
Learning Objectives
- Understand how tissue composition influences organ system functions such as gas exchange, nutrient distribution, and waste removal.
- Explain how specialized tissues form organs that perform coordinated physiological roles in the circulatory, respiratory, and digestive systems.
- Recognize the significance of blood and epithelial interfaces in maintaining system efficiency.
$3.00
Grade 8 Science | Organ Systems Worksheet | BC Standards
Learning Objectives
- Understand the structure and function of various organ systems in the human body.
- Explain how organs work together within systems to maintain internal stability.
- Identify the main organs involved in the respiratory, circulatory, and other key systems.
$3.00
Grade 8 Science | Ecosystem Components Worksheet | BC Aligned
Learning Objectives
- Describe the roles of producers, consumers, and decomposers in an ecosystem.
- Identify abiotic factors such as sunlight, water, and temperature that influence ecosystems.
- Explain how interactions between biotic and abiotic elements shape ecological communities.
$3.00
Grade 8 Science Worksheet Elena | Water Quality Indicators | Ontario
Learning Objectives
- Understand the physical, chemical, and biological indicators of water quality.
- Interpret indicator ranges for aquatic health and their uses.
- Recognize sources of variability and natural baseline conditions in water assessments.
$3.00
Grade 8 Science | Abiotic Influences Worksheet | BC Standards
Learning Objectives
- Understand how light availability influences species distribution and growth.
- Identify the effects of temperature and water on ecosystems and organisms.
- Describe how soil composition and nutrient levels shape community structure.
$3.00
Grade 8 Science | Forces Overview Worksheet | BC Standards
Learning Objectives
- Understand the concept of force and how it affects objects in motion.
- Identify different types of forces such as gravity, air resistance, and contact forces.
- Explain how multiple forces combine to produce a net force that influences motion.
$3.00
Grade 8 Science | Braking Distance Worksheet Elena | Alberta Standard
Learning Objectives
- Understand how decelerating forces and tire-road friction affect stopping distance.
- Explore how environmental conditions like winter roads influence braking effectiveness.
- Learn about mechanical systems such as anti-lock braking systems and brake fade.
$3.00
Grade 8 Science | Collision Forces Worksheet Elena | Alberta Standard
Learning Objectives
- Understand how forces exchanged during brief contact events affect the motion of objects.
- Describe the relationship between force magnitude and contact time in collisions.
- Explain how structural deformation absorbs energy during impacts.
$3.00
Grade 8 Science | Circular Motion Worksheet Elena | Alberta
Learning Objectives
- Explain the concept of centripetal force and its role in circular motion.
- Analyze how turn radius, mass, and force affect the required centripetal force.
- Describe real-world examples of circular motion such as road curves, roundabouts, and amusement rides.
$3.00
Grade 8 Science | Friction Concepts Worksheet Elena | Alberta Standards
Learning Objectives
- Describe the differences between static and kinetic friction and their dependence on surface texture, normal force, and materials.
- Explain how friction influences real-world scenarios such as tire traction, snowpack interaction, and gravel road wear.
- Analyze how friction opposes motion and contributes to heat generation and wear in mechanical systems across transportation and agriculture.
$3.00
Grade 8 Science | Organelles & Roles Worksheet | BC Standards
Learning Objectives
- Identify the structure and function of key cell organelles.
- Explain how organelle specialization supports cell and tissue functions.
- Describe variations in organelle abundance relating to cell types and activities.
$3.00
Grade 8 Science | Free Body Worksheet Elena | Alberta Standard
Learning Objectives
- Understand the concept of forces acting on an object as vectors in a free-body diagram.
- Identify and represent gravitational, normal, frictional, and applied forces using vectors.
- Analyze simple scenarios involving forces such as loading a truck, placing equipment, or suspending objects.
$3.00
Grade 8 Science | Membrane Functions Worksheet | BC Aligned
Learning Objectives
- Describe how cell membranes control exchange between intracellular and extracellular environments through selective permeability.
- Identify the roles of proteins, channels, pumps, and vesicular transport in membrane function.
- Explain how membrane composition and surface area affect diffusion and signaling at tissue levels.
$3.00
Grade 8 Science Worksheet Elena | Submarine Ballast | Ontario Standards
Learning Objectives
- Understand how ballast systems control buoyancy and depth in submarines.
- Explain how water intake and ejection alter a submarine's density and buoyant force.
- Describe the concept of neutral buoyancy and stability during trim adjustments.
$3.00
Grade 8 Science Assessment | Cell Cycle Worksheet Elena | Ontario
Learning Objectives
- Describe the stages of the cell cycle including interphase, mitosis, and cytokinesis.
- Explain the roles of cyclins, kinases, and checkpoints in regulating cell division.
- Understand the importance of proper cell cycle regulation for tissue growth, wound repair, and prevention of genomic instability.
$3.00
Grade 8 Science | Reaction Signatures Worksheet | Alberta Standards
Learning Objectives
- Identify observable signatures of chemical change in various environments.
- Understand how multiple indicators can support the identification of chemical reactions.
- Analyze real-world examples of chemical change signatures in industrial and environmental contexts.
$3.00
Grade 8 Science Worksheet | Closed Systems | Alberta Standards
Learning Objectives
- Understand the concept of closed systems and their significance in chemical analysis.
- Identify practical examples and applications of closed-system analysis in real-world scenarios.
- Explain how mass conservation applies in closed systems to interpret reactions and processes.
$3.00
Grade 8 Science | Integrated Case Study Worksheet | BC Standards
Learning Objectives
- Understand the interactions among organisms, abiotic factors, and human activities in ecosystems.
- Analyze how changes like water temperature, habitat fragmentation, overharvesting, and pollution impact populations and food webs.
- Synthesize information about ecosystem resilience and conservation trade-offs to inform decision-making.
$3.00
Grade 8 Science | Climate Effects Worksheet | BC Standards
Learning Objectives
- Understand how climate variation impacts temperature and precipitation patterns.
- Identify the effects of climate change on species ranges and phenology.
- Evaluate how disruptions in ecological interactions occur due to climate shifts.
$3.00
Grade 8 Science | Invasive Species Worksheet | BC Aligned
Learning Objectives
- Understand what invasive species are and how they establish in new ecosystems.
- Identify ecological traits that contribute to the success of invasive species.
- Analyze the ecological and environmental impacts of invasive species on native communities.
$3.00
Grade 8 Science | Measuring Biodiversity Worksheet | BC Aligned
Learning Objectives
- Understand the concept of biodiversity and its levels (genetic, species, ecosystem).
- Identify methods used to measure biodiversity, including richness, evenness, and indices.
- Analyze how sampling techniques, habitat differences, and temporal changes affect biodiversity estimates.
$3.00
Grade 8 Science Assessment | Climate Impacts Worksheet Elena | Ontario
Learning Objectives
- Understand how climate variability and change affect water systems.
- Identify shifts in precipitation, snowpack, evapotranspiration, and runoff.
- Recognize consequences of climate change on flood, drought, groundwater, and reservoirs.
$3.00
Grade 8 Science | Limiting Factors Worksheet | BC Standards
Learning Objectives
- Understand the concept of limiting factors and their role in populations.
- Identify biotic and abiotic factors that influence population size and stability.
- Explain how resource availability and environmental conditions affect carrying capacity.
$3.00
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