WOOD- ACTIVITIES

COMPLETE THE FOLLOWING ACTIVITIES:

1. What are the two main substances that wood is composed of?

2. If we cut a tree, in the cross section we can see these different five parts. Write  and draw them.

3. - The .................. are the lines in pieces of wood.
    - A ...................... is the main part of the tree without branches after cutting it.
    - The ...................... is the part  that protects the tree from wind, rain, insects, etc.
    - A ....................... is a small branch.
    - The singular of leave is ..................


4. True or false?
         - Wood is denser than water.
         - Wood is a good thermal insulator.
         - Wood is a good electric conductor.
         - Wood is not a biodegradable material.

5. Write the seven steps to process wood (from cutting the tree to plane it).

6. Write three characteristics of hardwood and  three of softwood.

7. Write four examples of hardwood and four of softwood.

8. What are the four types of prefabricated wood products?