state what happens to all the amount of kinetic and potential energy as a rollercoaster begins to go up and down of the big hump of the tracks! explain !!

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

During binary fission, what events must occur before the cell splits into two new cells?

Both destructive and constructive, the natural event seen here, is important in destroying and creating landforms on earth. what is this event called? a) deposition b) flooding c) landslide d) sedimentation