<h3><u>Answer;</u></h3>
Rock
<h3><u>Explanation</u>;</h3>
- Rock is a naturally occurring solid mixture of one or more minerals or organic matter.
- <em><u>Rock is a solid mixture of crystals of one or more minerals, or organic matter.
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- <em><u>Rocks are classified by how they are formed, their composition, and texture. </u></em>Rock has been an important natural resource as long as humans have existed.
- The rock cycle is the series of processes in which a rock type changes from one type to another.
Answer:
Cell membranes serve as barriers and gatekeepers. ... Small polar molecules, such as water and ethanol, can also pass through membranes, but they do so more slowly. On the other hand, cell membranes restrict diffusion of highly charged molecules, such as ions, and large molecules, such as sugars and amino acids.
Explanation:
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Answer:
The physical and chemical properties of a compound differ from its component elements.
Explanation:
A thermometer is used for measuring heat