Optics
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
1
2
3
4
5
Check
Across:
1.
The ability to let light rays in
3.
Light can partially get through
4.
Nature of concave mirror
5.
Allows no light to get through
Down:
2.
Your image will be upright, but of same size
OK