Pls which of the following is a large body in space that orbits a star and does not produce its own light? moon planet sun universe

Which statement about sound is not true? a. air particles travel with sound waves. b. sound waves cannot travel through a vacuum. c. sound waves exist even if no one hears them. d. air particles vibrate along the path of a sound wave.

The wilson chamber is used to study: direction, speed, and distance of radioactivity the intensity of radiation the appearance of individual atoms all of the above

After cloud droplets form, what must happen to them for precipitation to occur?