Look at the graph above showing the composition of air. which component is the solvent?
a.
oxygen
b.
none of them are solvents.
c.
nitrogen
d.
other gases

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?

Name the organism that belongs to the kingdom protista.

Do plants make food in their stems flowers roots or leaves?