4. If seismographs showed a specific region as earthquake prone, what proposed solutions could lessen the damage of potential earthquakes? (Describe at least two.)

Avoid making multistory buildings and provides safety exits.

Explanation:

Avoid making multistory buildings and provides safety exits in every commercial and housing building are the solutions that could lessen the damage of potential earthquakes. High multistory building greatly damaged from the earthquake because the buildings can't bear high intensity of earthquake so they falls to the ground and cause great damaged. Safety exits are necessary for the safely evacuation of people from the buildings during earthquake or another natural disaster.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called