Which of the following is an example of using the Earth's magnetic field for navigation?
A) Sailors of the past used compasses to direct their course.
B) Some bacteria navigate up and down within pond ooze.
C) Some migratory birds are directed by the magnetic field.
D) The Australian silvereye can see the magnetic fields using a form of color vision.
E) All of the choices are ways in which the magnetic field is or was used for navigation.

Question

Quizplus · Accepted Answer

All the options provided are examples of how the Earth's magnetic field is utilized for navigation. Sailors historically used compasses that align with the Earth's magnetic field to find their direction. Certain bacteria move through their environments by sensing the Earth's magnetic field. Many migratory birds, including the Australian silvereye, have been shown to use the Earth's magnetic field to guide their migrations, with some species even perceiving it as a form of color vision.

Which of the Following Is an Example of Using the Earth's