Physical values in the real world have two components: magnitude and

a. length

b. time

c. dimension

d. mass

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

Which of these is a provisioning service people get from the ocean

Fill in the blank with the best word to complete the sentence. white blood cells protect against and aid in blood clotting when injuries are sustained.