Continental roots stress Earth's surface. FULL STORY. The Earth's rigid lithosphere varies laterally in thickness and strength. Areas of thicker, older lithosphere known as continental roots penetrate deeper into the mantle in some places under continents.
A monoblock is a type of amplifier used in car audio systems. What  the monoblock type of amplifier does is to split the two channels  of audio into two separate mono systemâ¦s, giving a little more kick  to the bass coming out of subwoofers.
2 Channel Amplifiers. 2 channel amps, or stereo amplifiers, are simple solution for upgrading a car audio/stereo system. As a general rule, 2-channel amps are intended to output sound that can be faded between a left speaker and a right speaker, however; many stereo amplifiers can be to power a car subwoofer. Recently Viewed.