Answer | Crossword Clue |
---|---|
magnetographs | MAGNETOGRAPH, an instrument for recording measurements of magnetic fields |
magnetograph | an instrument for recording measurements of magnetic fields |
magnetographs | An instrument for recording measurements of magnetic forces |
magnetograph | An instrument for recording measurements of magnetic forces |
magnetometer | an instrument for measuring the intensity of magnetic fields |
magnetometers | MAGNETOMETER, an instrument for measuring the intensity of magnetic fields |