(Q).
Fact 1: Bacteria cause food to spoil. Fact 2: Bacteria love a warm, moist place to grow. Given the two facts above, answer the question "Food often spoils when stored in an environment that is warm and __." with the following options: - has great air circulation - dry - mild - wet - liquid - cold - heat - moist
(A).
moist

(Q).
Fact 1: If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity. Fact 2: Oil is less dense than water. Given the two facts above, answer the question "Why does water sink in oil?" with the following options: - gravity - flooding - salinity - sun's heat - explosion - water vapor - combustion - erosion
(A).
gravity

(Q).
Fact 1: Most people can survive only a few days without water. Fact 2: H20 Bottled water was generally consumed last year. Given the two facts above, answer the question "Most people can survive only a few days without what?" with the following options: - h2o - urea - CO2 - beds - houses - air - NaCl - H20
(A).
H20