Answer:
true
Explanation:
convection currents occur when a heated fluid expands, becoming less dense, and rises. The fluid then cools and contracts, becoming more dense, and sinks
heat go up, cold go down. they cycle.
Prevalent = Widespread
Requisite = Necessary
Propagate = Spread
I believe it is a Protozoa, but may be wrong...
Answer:
Water is a combination of other types of matter that are listed on the periodic table.
Explanation:
Water is a combination of hydrogen and oxygen.
