Radio waves travel at the speed of light, which is 3x10^8 m/s. how many minutes does it take for a radio message to reach earth from saturn if saturn is 7.9x10^8 km from earth?

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy