Home › ICSE Class 9 › Geography › Structure of the Earth › The shadow zone of P-waves appears as a band bet…
The shadow zone of P-waves appears as a band between:
A105 and 145 degrees from the epicentre
B10 and 45 degrees from the epicentre
C200 and 300 degrees from the epicentre
D0 and 15 degrees from the epicentre
Answer & Solution
Correct answer: A. 105 and 145 degrees from the epicentre
1. Some zones on the surface receive no P-waves.
2. That shadow band lies between 105 and 145 degrees
3. away from the epicentre.
_Source: NCERT Class 11 Geography, Ch 3 'Interior of the Earth' (kegy203)_
Related questions
Which of these is an INDIRECT source of knowledge about the interior?Gravity readings that differ from expected values are called:S-waves vibrate perpendicular to their direction in the vertical plane, creating:Refraction of earthquake waves happens when they:Reflection of earthquake waves makes them:The S-wave shadow zone covers about what share of the earth's surface?The zone beyond 105 degrees from the epicentre does not receive:The last waves to report on the seismograph are the: