Answer:
It's called the circle of fifths because each key signature is separated by the distance of a fifth interval (for example: C to G on the circle above represents a fifth). Now move one space to G, the next key. You'll notice in the outer ring of the circle that a new sharp (teal box) comes along with it.
Explanation:
Based on the information given, it can be deduced that the painting technique that was used to adorn churches was fresco painting.
Fresco painting is simply a form of painting that uses water based pigments on wall surfaces.
Fresco Painting technique was typically used to adorn churches and government buildings during the Renaissance. It was used in giving churches their beautiful colors.
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A lot of artists have moved on from this technique, and it is a very recognized middle ages technique.
Nuper rosarum flores ("Recently Flowers of Roses/The Rose Blossoms Recently"), is a motet composed by Guillaume Dufay for the 25 March 1436 consecration of the Florence Cathedral, on the occasion of the completion of the dome built under the instructions of Filippo Brunelleschi.
