Plzzz what conclusion would you draw if a seismogram from a particular seismic station showed only p waves?

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

Asher cycles 12 miles in 16 hours. what is his speed?

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.