Why are spring floods common in rivers where the headwaters are in an area of cold, snowy winters?​

The snow melts into water, causing floods. Coupled with the rainfall that is often associated with spring, water overflows.

Explanation:

"a scientist studying a whale and its surroundings would need to understand the structure of atoms in case something was negatively affecting the whale or its surroundings."

explanation:

this was from the link provided:

i would say the prokaryotic cells the prokaryotic cells are less complex, are usually found only in unicellular organisms and have more limited capabilities than eukaryotic cells.