Duplicate of Duplicate of BJU Earth science chapter 6

What can cause earthquakes?

Two plates moving away from each other.

Two plates moving towards each other.

A crack in a rock where movement can occur.

Subduction occurs at what type of boundary?

A transform boundary is a ____________fault

Break in rock that just relieves stress but doesn't cause motion

The center of earthquake activity

A device that detects changes in motion or speed.

An instrument that detects and records earth waves.

Which scale is used to report earthquakes to the public?

Type of stress that causes most earthquakes.

Body wave that can't travel through the earth's core

What is the fault's strike?

Upper block drops relative to the lower block

A low frequency shock wave traveling through the earth.

Upper block moves above the lower block

Plates moving past each other horizontaly

An instrument that detects earthquake waves

Point on the earth's surface above the center of earthquake activity

Secondary earthquakes are called

Most destructive wave

the fastest body wave