1. Is a pattern made larger than a casting? Why?

2. What is the allowance for cast iron? Is it the same for each metal?

3. Describe the steps in working a casting.

4. What is a pattern-maker's shrink rule?

5. Must a pattern-maker make allowance for machining a casting?

6. Is it necessary for a pattern-maker to know machine-shop work?

7. What is the match?

8. What is a molding board?

9. What is a match plate?

10. Describe a molding machine. State the advantages.

11. What is the meaning of molding cores?

12. Is it possible to calculate the weight of a casting from the weight of a pattern?