All A seismograph is an instrument that is used to measure seismic waves. When analyzing the results from the
seismograph, what does it mean if the amplitude on the
graph is small?

A: The earthquake in that location was strong,

B: The smaller the selsmic waves, the more destructive the earthquake is.

C: The earthquake in that location was not that strong,

D:That location was close to the epicenter.

First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.