Write the letter of the correct answer in the space before each number.

1. It is the origin of an earthquake.
A. focus
B. fault
C. lava
D. magnitude

2. The strength released by an earthquake is called
A. Intensity
B. epicenter C. magnitude
D. focus

3. A fiery mixture of molten rock, gases, and ashes ejected into the surface by a
volcano.
A. lava
B. magma
C. carbon dioxide
D. dusts

4. A shaking of the ground caused by the movement of two tectonic plates.
A. magnitude
C. volcanic earthquake
B. tectonic earthquake
D. intensity

5. It is the term referred to the opening of a volcano on the surface of the Earth.
A. Earth crust
B. conduit
C. crater
D. magma chamber

6. What will expand as the magma rises along the conduit?
A. gasses
B. conduit
C. crater
D. chamber

7. It is a crack in the surface of the Earth that allows extremely hot lava, steam, and
ashes to escape and ejected towards the surface during eruption.
A. crater
B. volcano
C. steam
D. fault line

8. Molten rocks found in the mantle of the earth.
A. lava
B. steam
C. rocks
D. magma

9. A shaking of the Earth's surface cause by the movement of magma underground.
C. volcanic earthquake
A. magnitude
B. tectonic earthquake
D. intensity

10. The extent of damage caused by an earthquake.
C. fault
B. focus
D. intensity
A. magnitude​