Grade 10 woodwork – Wood Workshop Quiz
1. What is the most important reason to wear eye protection (safety goggles) in a woodwork workshop?
Safety goggles protect the eyes from flying wood chips, splinters and dust which can cause serious eye injuries.
2. Which tool is best for marking a straight line at right angles to the edge of a board before cutting?
A try square is used to mark and check right angles and straight lines accurately on timber.
3. Where should oily rags be stored in a school woodwork workshop to prevent fires?
Oily rags can self-ignite; storing them in a sealed metal container away from heat reduces fire risk.
4. Which piece of personal protective equipment is most important when operating a loud power tool?
Ear defenders or ear plugs protect hearing from long-term damage caused by loud workshop machinery.
5. What is the correct reason for clamping a workpiece when sawing by hand?
Clamping secures the workpiece so it cannot slip, improving accuracy and reducing the risk of accidents.
6. Which tool is used to smooth and level a timber surface by shaving thin layers?
A hand plane trims thin shavings from timber surfaces to produce smooth, flat finishes.
7. What is the safest way to remove sawdust from a workbench after using power tools?
Brushing or using dust extraction removes dust safely without spreading it into the air or into the operator's eyes and lungs.
8. Which of the following is the best method to test whether a chisel is sharp enough?
A sharp chisel should produce thin shavings from wood; this shows the edge is keen and ready for accurate cutting.
9. Why should long hair be tied back in the workshop?
Tying back hair reduces the risk of it being caught in rotating tools or machinery, which can cause serious injury.
10. Which timber characteristic should you check before selecting wood for an outdoor bench in Kenya?
Outdoor furniture needs timber that resists rot and insect attack, ensuring durability in varying Kenyan weather.
11. What is the purpose of a marking gauge in woodworking?
A marking gauge scores accurate parallel lines from an edge, helping with precise joinery and sizing.
12. Which safety rule applies when using an electric circular saw in the workshop?
Keeping cords away prevents accidental cutting and a push stick helps keep hands safely away from the blade.
13. How should tools such as chisels and screwdrivers be stored in the school workshop?
Proper storage with edges covered and in racks prevents damage to tools and reduces risk of injury when retrieving them.
14. What is the main reason for having good workshop lighting?
Good lighting helps students see marks and cuts clearly, improving accuracy and safety while working.
15. Which action demonstrates correct manual lifting of a heavy wood board to prevent back injury?
Lifting with knees and keeping the back straight uses the stronger leg muscles and reduces risk of back strain.
16. What is the purpose of a bench vice on a woodworking bench?
A vice secures timber so you can cut, plane or chisel accurately and safely without the piece moving.
17. When using a plane, why is it important to work with the grain of the wood whenever possible?
Planing with the grain allows the plane to cut cleanly; planing against the grain can cause splintering and rough surfaces.
18. Which of the following is a correct step when sharpening a bench chisel?
Honing on a stone sharpens the bevel while stropping removes the burr for a keen, durable edge without overheating the steel.
19. Why is it important to plan the layout of a workshop with clear walkways and designated machine areas?
Clear layout and walkways help prevent accidents, facilitate supervision and ensure safe evacuation routes.
20. Which material should be used to protect outdoor wooden furniture from weather in Kenya?
A proper wood preservative and exterior finish protect timber from rain, sun and insects, extending service life outdoors.
21. What is the main hazard of inhaling wood dust in the workshop?
Wood dust may irritate the lungs and cause long-term respiratory issues; using masks and dust extraction reduces exposure.
22. Which of the following is the correct use of a bench hook when sawing by hand?
A bench hook provides a stop against the bench edge to secure small workpieces, improving sawing safety and control.
23. What should you do before changing a blade or bit on any powered machine?
Isolating power prevents accidental starts while changing blades, eliminating the risk of severe injury.
24. Which measuring tool is best for transferring a setting repeatedly from a ruler to a piece of wood for joinery?
A marking gauge transfers and repeats an exact distance from an edge, which is useful for consistent joinery markings.
25. Why should flammable liquids used in the workshop be kept in labelled safety containers?
Labelled safety containers prevent accidental use, help with correct storage and reduce fire and health risks.
26. Which type of glove is appropriate when handling rough timber but not when using rotating power tools?
Gloves protect against splinters when handling wood, but loose gloves can catch in rotating machinery; avoid them when operating such tools.