Question

write 5 examples of temparory changes​

Answer 1

Answer:

seasonal change,water to ice, electromagnetic,

Answer 2

Explanation:

1. Freezing of water: It is a temporary change because it can melt and into water again.

2. Dissolving sugar in water

3. crystallization: Crystals in metals have a major effect of the physical properties of the metal including strength and ductility. Crystal type, shape and size can be altered by physical hammering, rolling and by heat.

4. change in state of Matter : Some substances such as iodine and carbon dioxide go directly from solid to gas in a process called sublimation.

5. Alloys: The mixing of different metal elements is known as alloying. Brass is an alloy of copper and zinc. Separating individual metals from an alloy can be difficult and may require chemical processing – making an alloy is an example of a physical change that cannot readily be undone by physical means.

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