i think this is the last of the points?
<em>.........snail</em>
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What is Earth's shield is it's atmosphere.
The ways to evaluate the quantitative sources which were used in the research on climate change in South America are:
- Make sure that they are accurate
- Ensure that they are consistent with the topic
<h3>Quantitative Sources</h3>
This refers to the numerical data which is used to conduct research in order to get answers and some of the sources includes:
- Surveys
- Statistics
- Closed questionnaire
- Structured interviews, etc
Read more about quantitative sources here:
brainly.com/question/8842985
Water, unlike most substances, becomes less dense when it freezes. This is why ice floats