Place directly above focus on Earth’s surface is known as ?
Topic: Geotectonics Quiz ( MCQ and Answer )
The point within the Earth where earthquakes originate is:
Magnitude of energy released by an earthquake is calculated using ?
Instrument used to measure earthquake is known as ?
- seismograph
- quake meter
- barometer
- none of the above
How many seismograph stations are needed to locate the epicenter of an earthquake ?
Amount of energy released by an earthquake is also known as ?
Earthquakes occur most frequently at ?
- plate boundaries
- plate surface
- ocean beds
- all of the above
P Waves can pass through ____ ?
- crust and core only
- liquids and gases only
- solids, gases, and liquids
- none of the above
P Waves are also said to be ____ waves.
- push-pull
- side-side
- up-down
- none of the above
The Q/P/S/L Waves are the slowest.
The amount of ground displacement in an earthquake is called the focus/slip/dip/newton?
Vibrations radiate from focus in all direction as –
- Seismic waves
- Transverse waves
- Longitudinal waves
- None of the above
The S/P/L/Q Waves are said to the most damaging to humans.
S Waves can pass through ____.
- solids only
- gases only
- liquids only
- all of the above
Earthquakes usually occur at boundary of –
- coral plate
- crustal plates
- volcanic beds
- all of the above
P waves are:
- tensional surface waves.
- transverse surface waves.
- compressional body waves.
- none of the above
Body waves consist of the:
- S waves only
- P waves only
- Surface waves
- Both the S waves and P waves
Earthquakes occur when there is a sudden release of stored up energy in Earth’s –
- outer core
- inner core
- upper mantle
- none of the above
The P/L/S/Q Waves are the fastest?
Shield volcanoes are Small/Medium/Huge in size?
Basic lava erupts out of volcano, throwing out mainly –
- CO
- dust
- ash
- all of the above
Volcanoes that haven’t erupted in historic times are known as –