Biology, 17.10.2019 10:20 rightdimple3692
Coal fired power plants are used to create the electricity that we depend on. however, they also release a lot of pollution into the atmosphere through their giant smokestacks.
after a new plant was built in jackson, residents noticed that the statue in the town square had started to fall apart or corrode, and that this was especially noticeable after a rain storm.
what might explain the statue's corrosion?
a) the statue is exposed to wind and sun.
b) someone is probably vandalizing the statue when no one is looking.
c) the statue is probably old enough to start breaking down on its own.
d) the smoke from the plant mixes with water vapor in the air, creating acid rain.
Answers: 2
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The rate at which molecules water and oxygen can enter a cell is determined by the-
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Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
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