6. A sound wave travels at 343 m/s it covers a
distance of 50 meters what is the frequency?

Aball horizontally thrown from a cliff at 8m/s

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature