Science, asked by tiwaryrekha577, 10 months ago

Define expansion
• Give examples.​

Answers

Answered by Varun852862
0

Answer:

Explanation:

The increase in the volume of substance while it's mass remains the same . Expansion is usually due to hearing. When substances are heated , the molecular bonds between their particles move faster ,causing the substance to expand.

Example: metal ring , plastics etc

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