we can determine the intensity of an earthquake by observing the(7)______of the earthquake in different places.It is represented by (8)______Numerals.It (9)______ with distance from the epicenter.
The amount of (10)_____ released by the movement of a(11)_____ is the strenghtof the earthquake-its magnitude.Itis calculated by using a (12)____and it's quantitative measure is called the (13)_____.It remains (14)_____ with distance from the earthquake and is represented by (15)____Numbers​