Answer:
Earthquakes
Explanation:
This would happen because we have devices such as seismographs to record the motion of the ground during an earthquake. Without that, we wouldn't know how big the earthquake is and how to prepare for survival.
Genus
for example
scientific name for tiger : Panthera Tigris
Panthera is the Genus name
Tigris is the Species name
hope this helps
3rd and 4th awnsers are correct