answer:In the first phrase, quality teacher, teacher is the noun and quality is the adjective. That means that quality defines, characterizes one particular individual. He/she is very good at his/her job.In teacher quality, teacher is the adjective and quality is the noun. In this phrase we’re talking about all the strong positive aspects as related to one particular profession. For example, you can try to design a tool to measure teacher quality.
uhm, maybe memes? i don't really know.
1. battle of monongahela river
2. siege of fort william henry
3. battle of quebec
4. british gain control of st. lawrence river