Why would a atomic nucleus give off a particle?
a. to become stable
b. to increase atom mass
c. to emit radiation
d. to change atomic number

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids