The intensity level of an orchestra is 89 db. a single violin achieves a level of 66 db. how does the intensity of the sound of the full orchestra compare with that of the violin’s sound? in other words, find the ratio.

8. why do radio telescopes convert radio waves (analog signals) to electrical (digital) signals for analysis? (hint: what did the article say about the advantages of digital signals? )

Which object is most likely represented by a dot?

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.