Compared to the mass and the penetrating power of an alpha particle, a beta particle has?
1) Less mass and greater penetrating power
2) less mass and less penetrating power
3) more mass and greater penetrating power
4)more mass and less penetrating power
1) Less mass and greater penetrating power
2) less mass and less penetrating power
3) more mass and greater penetrating power
4)more mass and less penetrating power