1  2  3  4

1  _  _  _  _

2  _  _  _  _

3  _  _  _  _

4  _  _  _  _


ACROSS
1)  a violent throw
2)  united states chemist who discovered deuterium (1893-1981)
3)  move towards
4)  an expression of openmouthed astonishment


DOWN
1)  be suspended or hanging
2)  the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
3)  gather, as of natural products
4)  a harp used by ancient greeks for accompaniment

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