Temperatures in ponds and lakes vary by season.

True

Explanation:

The temperature of rivers and lakes is a variable of unstable behavior, because it varies in relation to the temperature that the environment is subjected. The ambient temperature would come according to the season. As you may already know, the environment usually gets colder in winter and fall, as summer and spring have warmer temperatures. The temperature of rivers and lakes, vary in relation to the season of the moment. So the correct answer to your question is "true".

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.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.