Yes, it is grammatically correct to start a sentence with the word "as." However, using "as" at the beginning of a sentence can sometimes make the sentence sound more formal or structured.
Yes, it is grammatically correct; when used, it is followed by a comma. However, it is often overused in writing and shouldn't be used in excess.
it IS physically possible, but not grammatically correct.
Yes, but it would not be grammatically correct.
yes
Yes, you can start a sentence with any word. However, it is important to ensure that the sentence makes sense and is grammatically correct.
Yes, as in: "Will it snow in December?"
It certainly can be: Well phrased ideas are appealing.
Yes, "to embark on your next journey" is grammatically correct. It means to start or begin your upcoming adventure or experience.
Yes. There is no word that cannot begin an English sentence. But that does not mean that it is always a good way to begin one.
Yes, it is grammatically correct to start a sentence with "when" as a subordinating conjunction to introduce a dependent clause. For example: "When I arrived at the party, everyone was already dancing."
Yes, you could. It may or may not be grammatically correct, but lots of people do it both in conversation and in writing.