The ambient temp went below freezing.
Wherever you live, I'd like to move there!
Frost in the morning can be valuable to farmers as it can help kill off pests and diseases in crops. However, for commuters and travelers, frost can create slippery and hazardous road conditions. Ultimately, the value of frost in the morning depends on individual perspectives and circumstances.
Hence,the formation of dew and frost is a physical change.
Frost is a physical change, the condensation and freezing of water vapor.
If both cars were already covered in frost, neither would frost over first at night.
early in morning and late at night mostly when the tempetre has dropped.
It was a noticeably chilly morning, now that the first frost of the winter had arrived.
when it is done raining
It was a chilly morning, there was frost on my windscreen and a light dust of snow on the ground.
yes because need cars for work in day
Early spring, after the last chance for frost, and either early morning or late evening.
The process of frost forming is called "frost formation" or simply "frosting." It occurs when water vapor in the air freezes directly onto surfaces like grass, cars, or windows when the temperature drops below freezing point.