Edgeunity sample response:
<span> First, the student should estimate the cost of attending a two-year program. Then she should plan to save part of that cost. Finally, she should determine how much to budget for periodic deposits.</span>
These basic properties are vital to the survival of life. Water's polarity and surface tension makes it a powerful solvent for sugars, amino acids, and proteins; water can easily hold and transport substances necessary for life within and outside of living things.
Answer:
Geologists use the following tests to distinguish minerals and the rocks they make: hardness, color, streak, luster, cleavage and chemical reaction. A scratch test developed by a German mineralogist Friedrich Mohs in 1822 is used to determine mineral hardness.
