The map shows the movement pattern for major ocean currents. What ideas do you have about what might make ocean currents move?

What is thought to have caused the mass extinction at the end of the cretaceous period?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity