science test

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1.
1 point
An avalanche of red hot dust and gasses emitted by a volcano is called a
2.
1 point
Mark 3 causes of earthquakes.
3.
1 point
Measures the magnitude of an earthquake's seismic wave and assigns it a number.
4.
1 point
A machine that detects, times, and measures the movements of the earth.
5.
1 point
What is the gas called that a volcano releases into the air?
6.
1 point
Igneous rocks and soil rich in minerals are both products of volcanoes.
7.
1 point
Ring of Fire is active volcanoes around the edge of the Atlantic Ocean.
8.
1 point
Jacob has a girlfriend.
9.
1 point
The vibrations that flow out from the focus of an earthquake.
10.
1 point
Beginning point of an earthquake
11.
1 point
A large piece of the earth's crust that floats on the melted rock in the earth's mantle.
12.
1 point
The point on the surface of the earth directly above the focus of an earthquake.
13.
1 point
The place where plates meat.
14.
1 point
A volcano that is expected to erupt is a ________ volcano.
15.
1 point
The crust and the upper area of the mantle
16.
1 point
Water heated by an underground magma pool is a hot spring.
17.
1 point
The amount of energy released from an earthquake.
18.
1 point
A mixture of cinders, ash, and rock emitted by a volcano
19.
1 point
The strength of the seismic waves of an earthquake.
20.
1 point
Mark 3 types of faults
21.
1 point
an event that occurs when rocks along the plate boundaries shift suddenly and release their stored energy.
22.
1 point
__________ forms where hot magma rises through dense rocks until it breaks the surface.
23.
1 point
A sudden series of very long and tall waves caused by an earthquake or volcano.
24.
1 point
vibrations of energy that flow out from the beginning point of an earthquake
25.
1 point
The point on the surface of the earth directly above the focus
26.
1 point
Hot molten rock that breaks through the surface of the earth is
27.
1 point
Name 2 causes of volcanoes.
28.
1 point
Breaks in the earth's surface along which rocks can move
29.
1 point
A break in the earth's surface along which rock can move.
30.
1 point
The idea that the earth's crust is made of moving parts
31.
1 point
A scientist who studies the movement of the earth.