Meaning: A cloud is moving or resting in the sky without falling down.
Choice of Words: Cloud is a visible mass of tiny water droplets or ice crystals suspended in the atmosphere, float is to move or rest on the surface of a liquid without sinking.
Alternative Expressions
The cloud is floating in the sky.
Meaning: This means that there is a particular cloud that is moving around in the sky. It's like saying, I can see a cloud that is moving around up there.
Choice of Words:The is an article that refers to a specific thing. Cloud is a noun that describes the puffy white things in the sky. Is is a verb that means to exist or to be in a certain state. Floating is a verb that means to move smoothly in the air or water without sinking. Sky is a noun that refers to the blue space above the earth. When you put them together, "The cloud is floating in the sky" describes a specific cloud that is moving through the sky.
A cloud is floating through the sky.
Meaning: This means that there is one cloud that is moving from one side of the sky to the other. It's like saying, There is a cloud that is moving across the sky.
Choice of Words:A is an article that refers to one of a kind. Cloud is a noun that describes the puffy white things in the sky. Is is a verb that means to exist or to be in a certain state. Floating is a verb that means to move smoothly in the air or water without sinking. Through is a preposition that means to move from one side of something to the other. Sky is a noun that refers to the blue space above the earth. When you put them together, "A cloud is floating through the sky" describes a single cloud that is moving through the sky.