Periscope is a noun.
The part of speech for this particular word is a noun.
"peri-" is a prefix. It appears in words like "periscope", "peristalsis", and "perimeter".
The part of speech for "answer" is a noun.
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.
a diagram of a periscope
someone discovered the periscope
There is no set range limit for a periscope; it's affected by many factors, weather conditions playing a large part. In addition to weather, the height of the periscope above the water, sea state (height of the waves), target profile (large, small, low or high in the water), daytime or nighttime, all affect a periscope's actual range.
The part of speech for this particular word is a noun.
part of speech
"peri-" is a prefix. It appears in words like "periscope", "peristalsis", and "perimeter".
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
well there really is no antonym that i know of for periscope because a periscope is an object.
a periscope
The periscope was invented in 1450 by Johann Gutenberg