In a solid, molecules are packed together, and it keeps its shape. Liquids take the shape of the container. Gases spread out to fill the container. Solid is one of the three main states of matter, along with liquid and gas.
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Answer:
Explanation:
1.Scientists use a shared system for reporting measurements called the International System of Units (SI). We use common measurement systems because science involves a lot of replication to confirm results. The most common system used in science is the metric system.
2.m, kg, m^3
3. g value change
Heat water; mechanical (the movement of a turbine is based off of mechanical energy, not chemical or potential).
7.55 x 6.02 x 10²³ = 4.55 x 10²⁴ atoms