Which is the largest level of classification of these options?
O
A. Class
O
B. Family
O
O
C. Order
D. Phylum

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 was the land like over 500 million years ago? what was under the sea?

What does natural resource management aim at ?