<span>A key signature is most helpful in determining the "root and the scale used" a piece of music. Other purpose of key signature is that it tells you what key to play in order to avoid accidentals. Accidentals are symbols that modifies the pitch of the note, either making it into a sharp, a flat.</span>
This is an example of a vault, specifically a barrel vault. This type of construction is very stable because of its weight bearing capacity. Therefore the structure is likely to be long-lasting .
Roads allowed faster transportation which allowed faster army movements, and spread of culture, religions, technology, and more. roads also made transportation safer as travelers could group together more easily and could reach they're goal faster.
hope this helps!
<span />
Chicago-based artist Robert Lostutter uses the small scale to make an intimate viewing experience. He uses this kind of scale on his famous painting in 1981 named "The Hummingbirds" which uses watercolor. It is compose of small painting them put them on human faces.
