| Answer | Crossword Clue |
|---|---|
| OUCAVNI | How the speed of light is measured |
| INVACUO | Where the speed of light is constant |
| CPU | Its speed is usually measured in GHz |
| ABOVESEALEVEL | How altitude is often measured |
| Answer | Crossword Clue |
|---|---|
| OUCAVNI | How the speed of light is measured |
| INVACUO | Where the speed of light is constant |
| CPU | Its speed is usually measured in GHz |
| ABOVESEALEVEL | How altitude is often measured |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.