Physics, 20.07.2021 09:10 israel8471
20 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it comes into contact with the hot kettle?
A The density of the air decreases and the air falls.
B The density of the air decreases and the air rises.
C The density of the air increases and the air falls.
D The density of the air increases and the air rises.β
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20 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it com...
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