Meaning: Frozen water in the form of white flakes comes down from the sky when it is cold.
Choice of Words: Snow: frozen water that falls from the sky in white flakes. Falls: to drop from a higher place.
Alternative Expressions
The snow is falling on a cold day.
Meaning: This means that on a day when it is not warm, snow is falling from the sky.
Choice of Words:The is a determiner that refers to a specific thing. Snow is a noun that refers to frozen water crystals that fall from the sky. Is is a verb that indicates the state of being. Falling is a verb that means to move downward from a higher place. Cold is an adjective that describes something that is not warm. Day is a noun that refers to a period of time from sunrise to sunset. When you put these words together, the sentence "The snow is falling on a cold day" describes a situation where snow is falling from the sky on a day that is not warm.
It is snowing on a cold day.
Meaning: This means that on a day when it is not warm, snow is falling from the sky.
Choice of Words:It is a pronoun that refers to something that has already been mentioned. Is is a verb that indicates the state of being. Snowing is a verb that means to fall as snow. Cold is an adjective that describes something that is not warm. Day is a noun that refers to a period of time from sunrise to sunset. When you put these words together, the sentence "It is snowing on a cold day" describes a situation where snow is falling from the sky on a day that is not warm.