If a nucleus undergoes beta particle emission
ita atomie number decreases by four and its
maas number decreases by two
ita atomie number decreases by two and its
masa number decreases by four
ita atomie number increases by one and its
mass number is unchanged.
ita atomie number decreases by one and its
maaa number is unchanged.
ita atomie number is unchanged and its mass
number decreases by one.

Consider the nuclear equation below. 239 > x + 4 he 94 2 what is x? 1.235 cm 96 2.243 u 92 3.235 u 92 4.243 cm 96

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude