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The process that changes solid rock into sediments is called lithification.
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Answer:
Disadvantage
Explanation: It can become active anytime
1 shale
2 schist
3 conglomerate
4 granite
Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms. The warm air rises through the colder air, causing an updraft. The updraft will begin to rotate if winds vary sharply in speed or direction1
Similar fossils were found on different continents.