Question

here is my question... anyone know the answer? ​

Answer 1

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★ COHESION :

$\leadsto$ Cohesion is the attractive force between two adjacent portions of a substance, particularly solid or liquid.

• It holds the piece of matter.
• Cohesion also known as coherence.
• It refers to the attraction of the molecules.
• Example : water striders walking on water.
• Most cohesion liquid is water.