Answer: B Tsunamis
Explanation: tsunami is generated by displacement of large volume of water which the causes of the displacement can be earthquake, volcanoes, landslide and other underwater explosion. Tsunami is refered to as tidal waves
D. Obviously because it was large and they didn't have a lot of supplies to go across also it was very deep.
The Mayan and other Mesoamerican cultures used a vigesimal number system based on base 20 (and, to some extent, base 5), probably originally developed from counting on fingers and toes. The numerals consisted of only three symbols: zero, represented as a shell shape; one, a dot; and five, a bar.
The answer is C “volcanic activity was more common in the past than it is today
Answer:
When Visible Light from an object is shifted twords the red end of the light spectrum
Explanation:
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