State Changes
- Created by: StressedEllie
- Created on: 23-11-15 21:23
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State changes
Substances can exist as a solid, liquid or gas. Converting from one state to another usually involves heating or cooling.
- Heat must be supplied to a substance for it to melt, evaporate or boil. For example, you need to heat ice to melt it, and you need to heat water to make steam.
- Heat must…
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