Select all that apply. which of the following are elements? o2 ca kf b

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks