| Answer | Crossword Clue |
|---|---|
| educations | result produced by instruction, training, or study |
| drills | Intensive instruction or training in something, typically by means of repeated exercises |
| diffraction | The process by which a beam of light or other system of waves is spread out as a result of passing through a narrow aperture or across an edge, typically accompanied by interference between the wave forms produced |
| diffractions | The process by which a beam of light or other system of waves is spread out as a result of passing through a narrow aperture or across an edge, typically accompanied by interference between the wave forms produced |
