Answer | Crossword Clue |
---|---|
ONEACRE | 70 yards square, approximately |
curies | unit of activity of radioactive substances equivalent to 3.70 x 1010 disintegrations per second: it is approximately the amount of activity produced by 1 g of radium-226 |
cis | unit of activity of radioactive substances equivalent to 3.70 x 1010 disintegrations per second: it is approximately the amount of activity produced by 1 g of radium-226 |
curie | unit of activity of radioactive substances equivalent to 3.70 x 1010 disintegrations per second: it is approximately the amount of activity produced by 1 g of radium-226 |