What is the best explanation of electric current in a wire?

a.) protons are pushed along by electric forces

b.) atoms move because of heat

c.) electrons flow because of electrical attraction and repulsion

d.) electrons build up in the wire and create a charge

What element breaks down into yttrium-90?

Pls! plant cells and animal cells were observed under a microscope. the characteristics of two cells are listed below. cell p: does not capture sunlight cell q: has cytoplasm but no chloroplast which statement about the two cells is correct? cell q also has a cell wall. cell q also has large vacuole. cell p also has a large vacuole. cell p also has a cell membrane.

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17