(Question)
Answer the following question given this paragraph: Understand current as it passes through a series circuit. Q: What device is used to stop a current in a circuit? Choices: - a signal - a valve - a mirror - a switch A:
(Answer)
a switch

(Question)
Answer the following question given this paragraph: Atoms of different elements can combine in simple whole number ratios to form chemical compounds. Q: Atoms of different elements can combine in simple whole number ratios to form what? Choices: - mixtures - carbon compounds - combinations - chemical compounds A:
(Answer)
chemical compounds

(Question)
Answer the following question given this paragraph: Reptiles cold-blooded, or ectothermic, meaning that their heat come from their environment. Sometimes defined as all amniotes that are not birds or mammals. Reptiles can be classified by skull structure into four groups: . Q: What term given to animals like reptiles is a synonym for ectothermic, which means that their heat comes from their environment? Choices: - warm-blooded - hot-blooded - thermal regulating - cold-blooded A:
(Answer)
cold-blooded