alpha-particle scattering

25 LETTERS · STARTS WITH A

alpha-particle scattering is a valid 25-letter word worth 35 points in Scrabble and 42 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1L1P3H4A1-0P3A1R1T1I1C3L1E1S1C3A1T1T1E1R1I1N1G2

1 + 1 + 3 + 4 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =35 PTS

DOUBLE WORD → 70TRIPLE WORD → 105

MEANING

What does alpha-particle scattering mean?