According to leonardo da vinci what subject was the key to understanding the nature of things

What color does sam obtain when he mixes white with a color? sam is painting a landscape and needs to paint the sky light blue. he mixes blue and white to obtain this color. light blue is a of the color blue, which he obtains by mixing white.

Which of the following is not a basilica-plan structures a. old saint peters b. sant’apollinare nuovo c. santa costanza d. santa sabina

The protects the ear, collects sounds, and channels them to the middle ear a middle ear b ear drum' c front ear d outer ear