Answer:
A sinkhole lake forms by The formation begins with the subsurface dissolution of limestone, ultimately leading to surface collapse. As sediments are washed into the depression, the sinkhole becomes plugged.
Basically it means when something is moving in a line and is rotating in a larger system at the same time it appears to move. If you look it up online you can easily find a picture or two that should explain it pretty well.
Located on the Malay Peninsula
Answer:
When residents of several Southern California cities were asked to draw maps of their residential areas, middle- and upper-income individuals included more details and area, while lower-income individuals included fewer details and area.
Changes in the orbit of the earth caused the ice sheets to spread across Canada.