Why is it important to continuously monitor seismic data?   a. to find out when earthquakes occurred in the past  b. to map the location of all the largest earthquakes  c. to know how strong future earthquakes will be  d. to determine the location and magnitude of seismic activity why is it important to continuously monitor seismic data?answer asap

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

If you could drill a hole straight to the center of the earth, and keep track of what the hole is going through, youwould find: a) you would go through one sort of material, and then a different, denser material, and then a still-different, still-denser material, because the planet is made of concentric layers, sort of like an onion.b) you would go through one sort of material all the way to the center, because the planet is all mixed up.c) if your hole started at the north pole, you would go through different layers of different materials, but ifyour hole started at the equator, you would go through one sort of material all the way to the center.d) if your hole started at the equator, you would go through different layers of different materials, but if yourhole started at the north pole, you would go through one sort of material all the way to the center.e) you would strike diet pepsi when you got to the center.

Which of the following is true of all geographic locations on earth?