Match the following vocabulary words. 1. an expert in designing or building machines, roads, bridges, etc.

2. based on trials or tests to discover something unknown, to prove a hypothesis, or to illustrate some known truth

3. having to do with a mechanical or industrial art or applied science

4. a person skilled in the technicalities of applied science

5. planned or worked out in the mind; based on theory but not yet proved or tested

6. explanation based on limited observation and reasoning, especially one that has not been confirmed

experimental

engineer

theory

technician

applied science

theoretical

technical