Crossword:
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.
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Check
Across:
4.
long chain molecules aligned in a particular direction
6.
Distance between two consecutive wave crust
7.
superposition of two or more waves
8.
transverse electromagnetic waves
9.
S.I. unit of wave frequency
Down:
1.
apparent shift in wavelength due to moving source
2.
the product nsinb in the formula of minimum separation (dmin)
3.
a surface of constant phase
5.
space through which wave propogates from one point to another
OK