Solve these clues to fill the grid.
- The configuration of a surface and the relations among its man-made and natural features
- 5 Across
- Whether it's rainy, sunny or windy outside
- 7 Across
- The relation between things with respect to their comparative quantity, magnitude, or degree
- 9 Across
- Metal device shaped in such a way that when it is inserted into the appropriate lock the lock's
- 11 Across
- Relevant relation or interconnection
- 12 Across
- A datum that can be represented numerically
- 14 Across
- Elevation especially above sea level or above the earth's surface
- 16 Across
- An imaginary line around the Earth parallel to the equator
- 1 Down
- A general course along which something has a tendency to develop
- 2 Down
- A proposal intended to explain certain facts or observations
- 3 Down
- A collection of facts from which conclusions may be drawn
- 4 Down
- The property created by the space between two objects or points
- 6 Down
- A drawing intended to explain how something works
- 8 Down
- The angular distance between a point on any meridian and the prime meridian at Greenwich
- 10 Down
- A visual representation of the relations between certain quantities, represented as points
- 13 Down
- Tool for weighing things; also a set of musical notes
- 15 Down