Type the word that appropriately completes each statement.

Most fish have gills that aid in gas exchange. First, water enters the mouth and passes over the gills.
from the water is moved into the blood as
from the blood is moved into the water.

True, for example the gulf of mexico is surrounded by the us and spain& mexico.

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the