Answer:
rivers because smaller bodies of water always drain into bigger ones
A control variable is a scientific experiment in which the experimental element is unchanged throughout the experiment
a control group is a group in an experiment that does not receive the treatment by the researchers (untouched by them) and used to see the changes between the controlled group and that of the group that received the vial
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Answer:
The more derived characteristics organisms share,the greater their degree a kinship. For instance,a derived characteristic in plants is the presence of the vascular tissue.Although all organisms share similar traits.
Explanation:
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C.
It is hard for soil to become fertile when it can not get water from the rain, and high temperatures would cause any water the soil does get to evaporate.
<span>An element is a pure substance that cannot be broken down into a simpler form.
All elements are listed on the periodic table of elements.
An element symbol begins with a capital letter; if there is a second or even third letter, it is a lowercase letter.</span>
