Question 1: Describe the purpose of a junior hacksaw and explain when you would use it during a project.

Answer: A junior hacksaw is used for cutting metal, plastic, or other materials with precision. It is suitable for small or detailed cuts where a larger saw would be unwieldy. It is typically used when shaping or resizing metal components.

Question 2: List three safety precautions you should follow when using a power drill.

Answer: Wearing safety goggles to protect eyes, securing the workpiece firmly, and ensuring the drill bit is properly tightened before use.

Question 3: Explain the difference between a flat-head screwdriver and a Phillips-head screwdriver. When would you use each?

Answer: A flat-head screwdriver has a flat, straight blade and is used for screws with a straight, horizontal slot. A Phillips-head screwdriver has a cross-shaped tip, designed for screws with a cross-shaped socket. Use each depending on the type of screw head in the assembly.

Question 4: Sketch a simple plan for a tool storage box aimed at secondary school students. Include compartments for different tools such as screwdrivers, pliers, and chisels.

Answer: A rectangular box with a hinged lid, divided internally into sections for small hand tools. Compartments should be labeled or designated for specific tools (screwdrivers, pliers, chisels). The sketch should show handles for portability and possibly a latch for security.

Question 5: Describe the main features you should look for when selecting a pair of pliers for general use.

Answer: Comfortable grip, sturdy construction, and versatility for gripping, bending, or cutting wires and small materials.

Question 6: Draw a detailed cross-sectional diagram of a handsaw, labeling the blade, teeth, handle, and spine. Indicate the purpose of each part.

Answer: A diagram showing the blade with teeth along the cutting edge, a handle attached at the top, and a spine along the back for stability. The teeth are for cutting, the handle for grip, and the spine provides rigidity.

Question 7: Identify three different types of cutting tools used in product making and describe their specific uses.

Answer: Hacksaw for cutting metal or plastic, coping saw for intricate cuts in wood or plastic, and a utility knife for precise trimming or shaping soft materials.

Question 8: Plan and sketch a simple ergonomic handle for a hand tool. Consider grip comfort, material, and safety.

Answer: A handle with a curved, contoured shape to fit the hand comfortably, made from non-slip material, with a smooth surface to prevent blisters. The sketch should include a thickened area for grip and possibly a guard to prevent slipping.

Question 9: Explain why it is important to maintain your tools regularly and give two examples of maintenance tasks.

Answer: Regular maintenance ensures tools work effectively and safely, extending their lifespan. Examples include cleaning tools after use and sharpening blades or cutting edges.

Question 10: [CRITICAL THINKING] Choose a hand tool you use frequently. Describe how you would check it before use to ensure it is safe and functional.

Answer: Inspect for any visible damage such as cracks or rust, ensure handles are secure and not loose, and check that cutting edges or blades are sharp and not chipped.