| Answer | Crossword Clue |
|---|---|
| pyrgeometers | PYRGEOMETER, an instrument for measuring the loss of heat by radiation from the earth's surface |
| Answer | Crossword Clue |
|---|---|
| pyrgeometers | PYRGEOMETER, an instrument for measuring the loss of heat by radiation from the earth's surface |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.