Kicking a soccer ball to a teammate who let you know she is open is an example of in to stimulus
a voluntary internal
b voluntary external
c involuntary internal
d involuntary external

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

Someone me with this: a mineral' is determined by its actomic structure.

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade