Definition of asthenosphere : a zone of a celestial body (such as the earth) which lies beneath the lithosphere and within which the material is believed to yield readily to persistent stresses asthenospheric
Fraser: Right. Pamela: And so any time you hear a noise in space, if you hear explosions, thatâs probably your own spacecraft, and the noise is transferring through the hull and through the air in your spacecraft. Other than that, youâre not going to hear explosions.
Types of explosions. There are three types of explosions. 1) popcorn. physical. Heat turns water to steam inside the kernel. and pressure builds to 135 psi, 180oC. The pericarp bursts, steam carries the starch. and proteins outward as a foam. When it hits the cooler air, the foam sets, showing the shape of the explosion.