Question

Question
Which statement describes how a substance melts?(1 point)
Responses

Molecules in the substance lose kinetic energy and then become less tightly bound to each other.
Molecules in the substance lose kinetic energy and then become less tightly bound to each other.

Molecules in the substance lose kinetic energy and then become more tightly bound to each other.
Molecules in the substance lose kinetic energy and then become more tightly bound to each other.

Molecules in the substance gain kinetic energy and then become more tightly bound to each other.
Molecules in the substance gain kinetic energy and then become more tightly bound to each other.

Molecules in the substance gain kinetic energy and then become less tightly bound to each other.
Molecules in the substance gain kinetic energy and then become less tightly bound to each other.
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Answer 1

Molecules in the substance gain kinetic energy and then become less tightly bound to each other.

Explanation: Heating increases molecular kinetic energy, allowing molecules to overcome some intermolecular forces and move more freely, changing the solid into a liquid.