No, "clean energy" is not hyphenated. It is commonly used as two separate words to describe energy sources that are environmentally friendly and have low or no impact on the planet. However, when used as a compound adjective before a noun, it can be hyphenated, as in "clean-energy solutions."
yes
Yes, "clean-up" is hyphenated when used as a noun or an adjective, such as in "the clean-up crew" or "a clean-up operation." However, when used as a verb, it is typically written as "clean up" without a hyphen. Always consider the context to determine the correct form.
It is not hyphenated.
No it's not hyphenated.
Motorcycle is not hyphenated
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
No, "hardworking" is not hyphenated.
Yes it should be hyphenated.
It can be. Some words can be seen both hyphenated and non-hyphenated.
China Clean Energy's population is 200.
China Clean Energy was created in 1995.
No. Well above is not hyphenated.