What discovery led j. j. thomson to decide that atoms were not indivisible, but are actually composed of smaller parts?

a)thomson used a scanning tunneling micrograph to capture images of atoms.

b)thomson used a beam of negatively charged particles. 

c)thomson used only the experimental results of other scientists. 

Drea has never had alcohol, but she believes her friends when they tell her that almost everybody at their school drinks on a regular basis. in reality, very few students at the school drink alcohol.which statement best describes what is occurring in this situation? a.peers are influencing what drea thinks of as normal behavior. b.peers are pressuring drea to drink. c.drea is not really influenced by what her peers think. d.drea is giving in to peer pressure.

Energy needs, in total kilocalories per day, are greater during than any other time of life. a.childhood b.infancy c.adulthood d.adolescence

It is just as important to develop our as it is to develop our bodies.