Gr 7 DT

12345678910111213
Across
  1. 1. an object that has weight.
  2. 3. The use of pressured gas to provide short bursts of pressure.
  3. 10. The use of triangles to strengthen a structure.
  4. 11. Something that connects two objects.
  5. 12. Something that will support an object or a load.
  6. 13. This tool is used to make marks on metal or hard plastic.
Down
  1. 2. Not being at work or school.
  2. 4. drive a Mechanical system which consists of a continuous chain that runs over toothed wheel.
  3. 5. Structure which is manufactured, for example, a bridge.
  4. 6. This tool is used to cut thin metal or plastic.
  5. 7. Major blood vessel.
  6. 8. a Mechanical system which consists of a wheel with a groove in it and a rope.
  7. 9. a wound to some part of your body.