Answer:
The rows running from left to right are called Periods and the columns going up and down are called Groups.
Explanation:
Carbon dioxide pass through a leaf stomata.
Answer:Physical
Explanation:
State Change is physical because it changes without it being chemically done. So when water changes from a liquid to a solid the state of it is changing. (Solid or Liquid or Gas)
Basically what is physically being changed with out a chemical.
That would be <span>Johannes Gutenberg a German inventor from the 1400's </span>
