Question

Give two examples of a change involving interaction between two materials.​

Answer 1

Answer:

For example water absorb heat energy to convert into steam and release heat energy when change into ice. 2) Yes, all changes around us involves interaction between two or more materials. ... 3) On heating solids will expand. Due to this reason two glass tumblers are placed that fixed tightly to each other in hot water.

Answer 2

Answer:

1. Water absorb heat energy to to convert into steam and release heat energy to convert into ice
2. wood cutter splits the wood with the help of axe. upon hitting the wood with axe the wood get splits.