B) <span>Scientific study of matter and how materials interact with each other at the atomic level
b/c chem has to do with atoms
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You might just have to take a walk outside instead of a virtual one beside its healthier for you also what kind of area do you live in
<span>If
a contour interval of a topographic map is 50 feet, there would be 3
contour lines drawn between sea level and an elevation of 175 feet.</span>