(Q).
If warmth and moisture can lead to spoiled food, then food often spoils when stored in an environment that is warm and __.? Answer choices: - has great air circulation - dry - mild - wet - liquid - cold - heat - moist
(A).
moist

(Q).
If water sinks in oil because of gravity, then why does water sink in oil? Answer choices: - gravity - flooding - salinity - sun's heat - explosion - water vapor - combustion - erosion
(A).
gravity

(Q).
If most people can survive only a few days without H20, then most people can survive only a few days without what? Answer choices: - h2o - urea - CO2 - beds - houses - air - NaCl - H20
(A).
H20