Overview

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Grade 8 science worksheets for Scientific Investigation built for the Ontario framework, with a worksheetCount of 60 for ongoing practice and assessment support. Use the full-year bundle to streamline planning and keep students moving from inquiry to evidence-based explanations 🔍

What’s Included

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• ✅ 1. Grade 8 Science | Work and Energy Worksheet (Ontario, PDF) – practice.
• ✅ 2. Grade 8 Science – Rotational Forces Worksheet (Ontario Standard) (PDF) – practice.
• ✅ 3. Grade 8 Science Pulley Systems Worksheet (Ontario Standards) PDF – practice.
• ✅ 4. Grade 8 Science Worksheet | Understanding Power Rates (Ontario Standard PDF) – practice.
• ✅ 5. Grade 8 Science | Newtonian Motion Worksheet (Ontario) (PDF) – practice.
• ✅ 6. Grade 8 Science – Momentum Transfer Worksheet (Ontario) (PDF) – practice.
• ✅ 7. Grade 8 Science – Lever Mechanics Worksheet (Ontario Standards) PDF – practice.
• ✅ 8. Grade 8 Science Inclined Planes Worksheet (Ontario) (PDF) – practice.
• ✅ 9. Grade 8 Science – Hydraulic Transmission Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 10. Grade 8 Science | Gear Trains Worksheet (Ontario) (PDF) – practice.
• ✅ 11. Grade 8 Science | Friction Effects Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 12. Grade 8 Science Worksheet | Understanding Force Diagrams (PDF) – practice.
• ✅ 13. Grade 8 Science Energy Pathways Worksheet (Ontario) – PDF – practice.
• ✅ 14. Grade 8 Science | Energy Forms Worksheet (Ontario) – (PDF) – practice.
• ✅ 15. Grade 8 Science – Efficiency Losses Worksheet (Ontario) PDF – practice.
• ✅ 16. Grade 8 Science Worksheet | Tissue Organization & Cell Structures (PDF) – practice.
• ✅ 17. Grade 8 Science – Photosynthesis Worksheet (Ontario Standard) (PDF) – practice.
• ✅ 18. Grade 8 Science | Osmotic Balance Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 19. Grade 8 Science - Organelles Roles Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 20. Grade 8 Science | Organ Systems Worksheet (Ontario) (PDF) – practice.
• ✅ 21. Grade 8 Science – Microscopy Basics Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 22. Grade 8 Science Worksheet – Membrane Transport (Ontario) PDF – practice.
• ✅ 23. Grade 8 Science Worksheet | Membrane Structure & Cell Membranes (Ontario) – practice.
• ✅ 24. Grade 8 Science Worksheet – Immune Response (Ontario) Practice Set (PDF) – practice.
• ✅ 25. Grade 8 Science Worksheet – Homeostatic Control | Ontario Standards (PDF) – practice.
• ✅ 26. Grade 8 Science Energy Metabolism Worksheet – Ontario Standards (PDF) – practice.
• ✅ 27. Grade 8 Science | Comparative Cells Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 28. Grade 8 Science Worksheet – Cell Theory and Microscope Concepts (Ontario Standards) – practice.
• ✅ 29. Grade 8 Science Worksheet | Cell Cycle & Mitosis (Ontario Standards) (PDF) – practice.
• ✅ 30. Grade 8 Science | Biotech Considerations Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 31. Grade 8 Science Worksheet – Viscosity & Flow (Ontario Standard) (Practice Set) – practice.
• ✅ 32. Grade 8 Science Surface Forces Worksheet (Ontario Standards) PDF – practice.
• ✅ 33. Grade 8 Science Worksheet on Submarine Ballast – Ontario Standards (PDF) – practice.
• ✅ 34. Grade 8 Science Worksheet on Pressure Basics – Ontario Standards (PDF) – practice.
• ✅ 35. Grade 8 Science Worksheet – Pascal Principle | Ontario Standards (PDF) – practice.
• ✅ 36. Grade 8 Science – Measuring Density Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 37. Grade 8 Science – Layered Fluids Worksheet (Ontario) (PDF) – practice.
• ✅ 38. Grade 8 Science – Hydrostatic Variation Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 39. Grade 8 Science | Hydraulic Systems Worksheet (Ontario Standard) (PDF) – practice.
• ✅ 40. Grade 8 Science – Flotation Stability Worksheet (PDF) – Ontario Standards – practice.
• ✅ 41. Grade 8 Science Worksheet | Understanding Density in Ontario (PDF) – practice.
• ✅ 42. Grade 8 Science | Buoyant Force Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 43. Grade 8 Science Worksheet – Biomedical Flow Concepts (Ontario Standard) – practice.
• ✅ 44. Grade 8 Science Worksheet – Bernoulli Principle (Ontario) (PDF) – practice.
• ✅ 45. Grade 8 Science Worksheet – Atmospheric Effects | Ontario Standards (PDF) – practice.
• ✅ 46. Grade 8 Science – Watershed Systems Worksheet (Ontario Standard) (PDF) – practice.
• ✅ 47. Grade 8 Science | Water Treatment Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 48. Grade 8 Science Surface Exchanges Worksheet – Water Movement & Aquifers (PDF) – practice.
• ✅ 49. Grade 8 Science Worksheet | Regional Hydrology Case Study (Ontario PDF) – practice.
• ✅ 50. Grade 8 Science Worksheet – Water Quality Indicators (Ontario Standards) (PDF) – practice.
• ✅ 51. Grade 8 Science Worksheet on Pollution Sources (Ontario) | PDF – practice.
• ✅ 52. Grade 8 Science Worksheet | Integrated Water Resources Management (Ontario) (PDF) – practice.
• ✅ 53. Grade 8 Science Worksheet – Hydrologic Measurement (Ontario Standards) (PDF) – practice.
• ✅ 54. Grade 8 Science | Hydrologic Cycle Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 55. Grade 8 Science | Green Infrastructure Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 56. Grade 8 Science – Global Distribution Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 57. Grade 8 Science – Contaminant Transport Worksheet (Ontario Standards) (PDF) – practice.
• ✅ 58. Grade 8 Science Worksheet – Conservation Strategies (PDF) – Ontario Standards – practice.
• ✅ 59. Grade 8 Science – Climate Impacts Worksheet with Answer Key (PDF) – practice.
• ✅ 60. Grade 8 Science | Aquifer Dynamics Worksheet (Ontario Standards) (PDF) – practice.

Skills & Standards

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Aligned to the Ontario framework, these worksheets build crosscutting concepts (like systems, energy, and structure-function), support disciplinary core ideas across physical, life, and earth science, and emphasize scientific processes through modeling, analytical reasoning, and evidence-based explanations.

Perfect For

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• Teachers seeking structured instruction
• Sub plans
• Homework or review
• Intervention or centers
• Assessment preparation

How to Use

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Use the full-year bundle as a week-by-week system for curriculum sequencing, choosing one worksheet per target concept and then pairing it with brief teacher checks, guided corrections, and short exit tickets to address misconceptions before moving on.

Closing

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Organize the 60 printable worksheets into your Ontario schedule and use them to reinforce scientific investigation with consistent practice.