(Q).
Q: What is a common condition caused by stomach acid? Read this paragraph and choose the correct option from the provided answers: Have you ever experienced heartburn? Heartburn is actually a condition caused by stomach acid, rather something in your heart. The stomach produces HCl, which is a necessary component of digestion. However, excessive amounts of stomach acid can cause a great deal of discomfort. Various factors can cause the overproduction of acid, mostly related to the types (and amounts) of food and beverages that are being consumed. Caffeine and other oils in coffee (even decaf) will increase HCl production in the stomach. Smoking cigarettes and drinking alcohol also increase the formation of stomach acid. Choices: - arthritis - headache - sunburn - heartburn A:
(A).
heartburn

(Q).
Q: Energy often changes between potential and what other kind of energy? Read this paragraph and choose the correct option from the provided answers: Energy conversion occurs when energy changes from one type or form of energy to another. Energy often changes between potential and kinetic energy. Energy is always conserved during energy conversions. Choices: - magnetic - thermal - realized - kinetic A:
(A).
kinetic

(Q).
Q: What is defined as a saturated layer of rock or soil? Read this paragraph and choose the correct option from the provided answers: An aquifer is a saturated layer of rock or soil. Choices: - river bank - artesian well - culvert - aquifer A:
(A).
aquifer