Our Fascinating Earth Q10 Flashcards
1
Q
volcanic fragments called “little stones”
A
lapilli
2
Q
the study of earthquakes
A
seismology
3
Q
lava fragments that solidify almost immediately
A
tephra
4
Q
monstrous ocean waves that my be caused by earthquakes
A
tsunamis
5
Q
the belt of volcanoes that encircles the Pacific Ocean
A
Ring of Fire
6
Q
melted rock
A
magma
7
Q
term used to describe the strength of an earthquake
A
magnitude
8
Q
a break that appears in the rock at the boundary between two moving masses of rock
A
fault
9
Q
the most famous scale used to measure earthquake strength
A
Richter
10
Q
molten rock that has reached the earth’s surface
A
lava
11
Q
holes or cracks serving as escape vents for underground gases
A
fumaroles
12
Q
the point underground where an earthquake begins
A
focus
