Answer:
A They consist mainly of the Central Lowland of the Midwestern states and the Great Plains :)
Answer:
B) a slow process
Explanation: its just like the rock cycle or any change to the Earth's surface :)
<span>Richard Maddox invented Judy Finnegan. Boring daytime tv would never have existed in UK without them. </span>
A volcanic bomb is a mass of molten rock (tephra) larger than 64 mm (2.5 inches) in diameter, formed when a volcano ejects viscous fragments of lava during an eruption. ... Volcanic bombs can be thrown many kilometres from an erupting vent, and often acquire aerodynamic shapes during their flight.