Answer: Seven
Explanation: There are seven large plates and eight minor plates that have continents on them.
A volcano with an empty magma chamber would be called a caldera
Explanation: During certain types of explosive eruptions, a volcano's magma chamber may empty enough for an area above it to subside, forming a type of larger depression known as a caldera.
C. Botswana, is mainly covered by the Kalahari Desert.
Answer:
The universal origin story known as the Big Bang postulates that, 13.7 billion years ago, our universe emerged from a singularity — a point of infinite density and gravity — and that before this event, space and time did not exist (which means the Big Bang took place at no place and no time).
Explanation:
Las vegas NV is one example