2026 Grade 10 Metal Technology Mid Term 2 Exam with Marking Scheme

This paper covers the following topics:

• Section A
  • Workshop safety — identifying safety violations in a Jua Kali workshop, correct eye protection for arc welding, oily floors as accident causes
  • Workshop tools — matching tools to names and primary uses
  • Hammer parts — labeling (head, face, peen, etc.)
  • Marking tools — trammels (large circles), center punch (drill guide), scriber (lines on metal), V-block (supporting round bars)
  • Tool maintenance — maintenance practices for a steel rule
  • Metals — distinguishing ferrous from non-ferrous metals; classifying copper, mild steel, aluminium, cast iron; physical properties of mild steel for window grills; identifying forms of metal supply
• Section B
  • Workshop design and safety — importance of emergency exits and first aid kits (OSHA compliance), effects of fire accidents in a welding workshop, preventing electrical shock from power machines, metal technology careers
  • Marking out — tools used for marking a rectangular High Carbon Steel plate, inside vs. outside calipers, maintaining a centre punch, steel rule calculations
  • Metal processing — material selection (water tank), Blast Furnace process for iron production, tin coating (tinning/galvanizing) and its purpose
  • Bench work — safe methods of cutting metal, parts of a bench vice, distinguishing ductility and malleability.
• Total Marks: 80 (Section A: 30 marks; Section B: 50 marks)
• Structure:
  • Section A (30 marks) — Short-answer questions; all compulsory
  • Section B (50 marks) — Structured/extended-response questions; all compulsory
• Format: Ms Word