What are the three parts of the water cycle?
evaporation, precipitation, condensation
What ocean creature can regenerate (regrow) parts which are cut off?
starfish or sea star
What causes tides?
The gravitational pull of the moon and sun
What is the difference between a univalve and a bivalve?
A univalve has one shell and a bivalve has two shells.
has an outer covering that forms reefs
coral polyps
to regrow
regenerate
an animal with flippers; a "wing-footed" animal
pinniped
