When the ride is at the top of its pole, it has all potential energy. When it is in the middle, at 34 meters, it has 50% potential energy and 50% kinetic energy. When the ride is almost at the bottom, it has kinetic energy that turns into potential energy as it reaches the end.
Answer;
A) island forms and mainland forms descended from common ancestors.
Explanation;
-Islands tend to host very distinct but limited sets or species; on a given island a spectacular collection of one related group of species would be present and thriving, but many entire families or even higher taxa would be completely absent.
-All the species on the islands and the nearest continent are closely related to one another, however, each species had a set of adaptations that suits it for a particular environment. This means that the island forms and mainland forms descended from common ancestors.
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One of the most remarkable aspects of the cranium named Irhoud 10 is that it dates to 315,000 years old.
<h3>What is Irhoud 10?</h3>
This is regarded as a fossil which was found in Jebel Irhoud. It is a cranium with a distorted braincase and fragments of the face.
The remarkable aspect is the age of the fossil which dates back to 315,000 years old..
Read more about Fossil here brainly.com/question/11829803