Answer:
The tendency of the bird or the inclination to sing is innate in birds, however, the song, which is sung is learned. There exists an innate tendency to sing a song whether the bird is in seclusion or not. The birds possess sensitive/critical periods when they can produce memories of the songs they learn. The anterior forebrain pathway or the anterior vocal pathway is the template for learning a song by the bird.
Answer:
pyroclastic flow is a fast moving current of hot gas and volcanic matter that flows along the ground away from a volcano at high velocities.
Hotspot is volcanic regions thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle
caldera-a large volcanic crater, especially one formed by a major eruption leading to the collapse of the mouth of the volcano.
tephra-rock fragments and particles ejected by a volcanic eruption
epicenter-the central point of something, typically a difficult or unpleasant situation
fault-an extended break in a body of rock, marked by the relative displacement and discontinuity of strata on either side of a particular surface
surface waves- mechanical wave that propagates along the interface between differing media
body waves-A body wave is a seismic wave that moves through the interior of the earth, as opposed to surface waves that travel near the earth's surface. P and S waves are body waves.
sorry if this doesnt help
I believe the answer is D) reactivity. Hope this helps. (ﾉ◕ヮ◕)ﾉ*:･ﾟ✧
