Earthquake Glossary

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
All Terms

frequency
The frequency is the number of times something happens in a certain period of time, such as the ground shaking up and down or back and forth during an earthquake.
Diagram of frequency.