Science: Earth and Space - Test 2, Chapter 2

Front

In which region do about 80% of the world's earthquakes occur?

Back

circum-Pacific belt

Front

What is the name of the major earthquake zone that stretches from southern Europe to Indonesia?

Back

Alpide belt

Front

Deposits of sand and mineral fragments laid down by water are called ___?

Back

sediments

Front

The inner core of the Earth is thought to be ___? Options: gas, liquid, plasma, solid

Back

solid

Front

Most reliable method for measuring energy released by an earthquake.

Back

moment magnitude

Front

Scale used to measure earthquake damage to buildings and roads.

Back

modified Mercalli

Front

Eighty-five percent of all earthquakes are ___ earthquakes. What type of earthquakes is most common?

Back

shallow-focus

Front

While hiking near a volcano, Nora finds a particle or block of solid volcanic ejecta on the ground. This is a(n) ___.

Back

pyroclast

Front

What is the middle of the earth's three main layers called?

Back

mantle

Front

What is the earth's outer layer made of solid rock called?

Back

crust