Answer the following question given this paragraph: Q: Waste leaves the body in the form of what? Choices: - saliva - stomach acid - impurities - feces A:
feces
(Question)
Answer the following question given this paragraph: Many animals, especially mammals, use metabolic waste heat as a heat source. When muscles are contracted, most of the energy from the ATP used in muscle actions is wasted energy that translates into heat. Severe cold elicits a shivering reflex that generates heat for the body. Many species also have a type of adipose tissue called brown fat that specializes in generating heat. Q: Shivering and adipose tissue called brown fat are used by mammals in particular to produce what? Choices: - energy - blood - nutrition - heat A:
(Answer)
heat
Ques: Answer the following question given this paragraph: Compounds are unique substances that form when two or more elements combine chemically. The smallest particles of compounds are molecules. Some compounds form crystals instead. Q: What do you call a unique substance formed when two or more elements combine chemically? Choices: - component - mixture - solution - compound A:
Ans: compound
(Q).
Answer the following question given this paragraph: Secondary pollutants form from chemical reactions that occur when pollution is exposed to sunlight. Q: Secondary pollutants form from chemical reactions that occur when pollution is exposed to what? Choices: - humans - water - air - sunlight A:
(A).
sunlight
Ques:Answer the following question given this paragraph: Did you ever have a picnic ruined by a surprise rainstorm? People often complain when the weather forecast is wrong. But in fact, weather forecasts today are much more accurate than they were just 20 years ago. Scientists who study and forecast the weather are called meteorologists . How do they predict the weather?. Q: What do we call scientists who study and forecast the weather? Choices: - Climate predictors - TV hosts - forecasters - meteorologists A:

Ans:meteorologists
Ques: Answer the following question given this paragraph: E XA MP L E 1 7 Hydrogen gas is generated by the reaction of nitric acid and elemental iron. The gas is collected in an inverted 2.00 L container immersed in a pool of water at 22C. At the end of the collection, the partial pressure inside the container is 733 torr. How many moles of H2 gas were generated?. Q: Hydrogen gas is generated by the reaction of nitric acid and what else? Choices: - gaseous iron - martian iron - carbon - elemental iron A:
Ans:
elemental iron