In usual text, snow-covered would probably be hyphenated - otherwise the sentence could be misinterpreted - consider the difference between the concept of "snow-covered mountains" and the sentence "snow covered mountains".
The adjective should properly be hyphenated, as snow-capped, because the noun adjunct form is not different or unique. However, some dictionaries do list it as a single word "snowcapped" from the equally rare noun "snowcap."
The adjective is spelled snowy (covered with snow, or like snow in some way).
Yes
Roads covered in snow and ice should be covered with salt and sand. This will help make the roads as safe to drive on as possible. Also, driving at lower speeds while using all traffic recommendations will help prevent any injuries or crashes.
Pure As the Blood Covered Snow was created in 2003.
Because it's covered by a snow cap
Because it's covered by a snow cap
An avalanche is like a rockslide, but on a snow-covered mountain.
steep snow-covered hill, and a trigger
No you shouldn't as there has been too many accidents.
Snow-clad; snow-covered.
Yes