The highest point = crest
lowest point = trough
A defining feature of a material that is a good insulator would be its ability to stop or cancel an electric charge of another material. This happens because the molecules in the material are stable and there are no free electrons that would allow the charges to flow.
A is your answer.
On the periodic table the atomic number is the number of protons inside the nucleus.
1. Equal
2. Properties
3. Heat
4. Reverse
Answer:
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Explanation:
