test
Across
- 8. someone who uses math to measure angles, distances, and elevations on the earth's surfaces
- 10. being clever, original, and inventive
- 12. a tool made with a tube that holds liquid with an air bubble used to measure a horizontal plane
- 13. a change
- 16. someone who uses science and math to design and construct structures such as buildings, bridges, and tunnels
- 17. a person who regularly travels from one place to another to get to and from work
- 19. something made by humans, such as plastic and glass
- 20. something from nature that people can use in some way, such as water, stone, and wood
- 21. a push or pull that changes an object's motion
Down
- 1. the science of how matter and energy work together
- 2. a structure built to span obstacle such as rivers, canyons, highways, etc.
- 3. to change or develop slowly over time
- 4. trying first one thing, then another and another, until something works
- 5. someone who designs large structures and provides advice on construction
- 6. scientific or mechanical tools and methods used to do something
- 7. a semicircular instrument used to measure and construct angles
- 8. a bridge, tunnel, building, or other object built from a number of different parts that are put together in a certain way
- 9. the branch of math that looks a the relationship of points, lines, surfaces, and shapes
- 11. a passageway that goes through or under obstacles such as rivers, mountains, roads, and buildings
- 14. a new product or way of doing something
- 15. a curved structure in the shape of an upside-down U
- 18. a flat or level surface