Across
- 2. a first model of something
- 6. the branch of science and technology concerned with the design, building, and use of engines, machines, and structures
- 8. the action of working with someone to produce or create something.
- 10. The Main Topic In our Class
- 11. People who has come together as a Group to achieve a common goal.
- 12. mathematics
Down
- 1. the intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment
- 3. construct (something) by putting parts or material together
- 4. a thing that is difficult to achieve or accomplish
- 5. produce something like energy
- 7. separate
- 9. engaging or ready to engage in physically energetic pursuits