How did UC Berkeley seismologists get a 10-second warning before the damaging seismic waves hit? Given what you know about seismic waves, what do you think the warning system detected and what did it alert scientists to?

the answer is 46 mls because when you add the speed per second it increses the speed

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic

report!

explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."