Thermal neutrons are those which
A.are at very high temperature
B.move with high velocity
C.are at rest
D.have kinetic energies similar to those of surrounding molecules
A.are at very high temperature
B.move with high velocity
C.are at rest
D.have kinetic energies similar to those of surrounding molecules
A.931 J
B.931 eV
C.931 MeV
D.9.31 MeV
A.more than that of water but less than that of mercury
B.less than that of water
C.much more than that of any liquid
D.approximately equal to that of turpentine
A.lead
B.uranium
C.zinc
D.cadmium
A.nuclear fission
B.thermionic emission
C.radioactive decay
D.none of the above
A.less atomic weight
B.more atomic weight
C.less atomic number
D.higher atomic number
A.1
B.2
C.3
D.4
A.the hydrogen bomb
B.the atom bomb
C.an ordinary bomb
D.incendiary bomb
A.light into heat
B.mass into energy
C.protons into neutrons
D.helium into hydrogen
A.nucleus
B.outer nuclear region
C.outermost shell
D.innermost shell