Question

1. What layer of the Earth is made up tectonic plates?
A. crust B. inner core C. mantle D. outer core
2. Which of the following event causes an earthquake?
A. too much heat from the sun C. movement of crustal plates
B. changing temperatures D. mixture of crustal plates
3. What is the intensity of an earthquake when people panic and small objects start to move
and fall?
A. intensity I B. intensity II C. intensity III D. intensity IV
4. Which of the following factors best refer to as the magnitude of an earthquake? The___.
A. amount of energy released by an earthquake
B. extent of damage of an earthquake
C. vibrations on the earth’s surface
D. falling of loose rocks
5. Where is an earthquake’s epicenter found? It is found directly _______.
A. above the focus B. below the focus C. above the ground D. below the ground
6. What does PHIVOLCS mean?
A. Philippine Institute of Volcanology
B. Philippine Institute of Volcanologists
C. Philippine Institute of Volcanology and Seismology
D. Philippine Institute of Volcanologists and Seismologists
7. Why does tsunami occur? It is caused by ______.
A. an earthquake in a plain C. an earthquake under the sea
B. a big typhoon in the land D. both b and c
8. When is earthquake said to be of volcanic origin? If it occurs ________.
A. in areas where folding of plates take place
B. as magma flows out of the earth’s crust
C. as a result of electromagnetic waves
D. as nuclear explosion
9. Where does a tectonic earthquake frequently occur?
A. in areas of high altitude C. at the earth’s mantle
B. at the rims or edges of crustal plates D. in the ice-capped mountain ranges
10. Which activity can cause artificial earthquake?
A. deforestation C. seawater pollution
B. mining / quarrying D. building of water dams

Answer 1

Answer:

all answer b jajebeheishebbe

Answer 2

Answer:

vghjktuy

Explanation: