What does a seismograph record?
A. the total amount of energy released by an earthquake
B. the vibrations produced by an earthquake
C. the distance from the epicenter of an earthquake
D. the amount of damage that results from an earthquake
A. the total amount of energy released by an earthquake
B. the vibrations produced by an earthquake
C. the distance from the epicenter of an earthquake
D. the amount of damage that results from an earthquake