conversión del vapor de agua en lluvia, es un cambio físico o cambio químico y por qué / conversion of water vapor into rain, is it a physical change or chemical change and why​

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

How far is the region from the equator or control climate

As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.