Which best describes the difference between a seismograph and seismogram? a. a seismograph is a written record of volcanic eruptions, while a seismogram is a written record of earthquakes. b. a seismograph records tectonic activity, while a seismogram records volcanic activity. c. a seismograph is the instrument that detects and records volcanic activity, while a seismogram is the written record of that activity. d. a seismograph is the instrument that detects and records movements within the earth, while a seismogram is the recording.

a person with a mass of 106kg has a weight of 1060n

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

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