Use the image to answer the question.

A photo shows a piece of gallium melting in someone’s hand.

The gallium in the image is melting in the person’s hand. Which changes will occur on a microscopic level?

(1 point)
Responses

The gallium atoms will gain kinetic energy.
The gallium atoms will gain kinetic energy.

The gallium atoms will increase in temperature.
The gallium atoms will increase in temperature.

The gallium atoms will be moving faster on average.
The gallium atoms will be moving faster on average.

The gallium atoms will gain potential energy, moving freely from each other.

1 answer

The correct response is:

The gallium atoms will gain kinetic energy.

When gallium melts, the increase in temperature causes the atoms to gain kinetic energy, leading to increased motion and the transition from a solid to a liquid state.