In the column have the same electrons on the outer shell. Which the outer shell electrons are call valence electrons.
Answer:
The correct answer to that question is glaciers, waves, wind.
Answer: In order to melt a network solid, a relatively large amount of heat is needed, sufficient to break the covalent bonds that hold the entire solid together
hope this helps
I think it is with screens l, chemicals, and filters
I hope this helped
