Responses
The density of the air is lower on the inside than on the outside.
The density of the air is lower on the inside than on the outside.
The kinetic energy of the air molecules outside is higher than the kinetic energy of the air molecules inside.
The kinetic energy of the air molecules outside is higher than the kinetic energy of the air molecules inside.
Cold air is moving into the room from outside.
Cold air is moving into the room from outside.
Air moves from the areas of higher temperature to areas of lower temperature.
1 answer
The correct answer is: Cold air is moving into the room from outside.
This statement accurately explains why the room starts to feel cooler; when the window is opened, the colder air from outside enters the warmer room, lowering the overall temperature inside.
