Unless it begins a sentence, the word earth should not start with a capital letter when it refers to or is a synonym for the ground or soil. However a capital letter should be employed when the word is being used in an astronomical or Science Fiction context.
However more importantly, why has the word "capitalised" been misspelt by the question setter?
Yes. It is a proper noun.
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As a title of a school course, yes. As a word in a sentence such as, "The drug affected his brain chemistry," no.
Yes. It is a noun, therefore should be capitalized.
First part , Generic name .
It is capitalized only when used as a proper noun grammatically.
No, not always. Earth as the planet, yes. "Go out and dig in the earth" no.
The word Earth, meaning the planet, is always singular because there is only one.
It is because the gravity on Earth is pulling down.
The word was not created, it always was. Here are a couple of verses from The Bible that may answer your question: In the beginning God created the heaven and the earth. (Genesis 1.1) In the beginning was the Word, and the Word was with God, and the Word was God. (John 1.1)
The Moon's near side always faces Earth due to synchronous rotation, which means it takes the same amount of time for the Moon to rotate once on its axis as it does to orbit Earth. This causes one side of the Moon to always be facing us.
The word was not created, it always was. Here are a couple of verses from The Bible that may answer your question: In the beginning God created the heaven and the earth. (Genesis 1.1) In the beginning was the Word, and the Word was with God, and the Word was God. (John 1.1)