What is the functions of DNA?

Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?

What percentage of light hits earth's surface directly?

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes