Earth's Magnetic Field Is Not Stable; Throughout Geologic Time It

question 110

Multiple Choice

Earth's magnetic field is not stable; throughout geologic time it has changed direction.This change is attributed to

• A)changes in the direction of fluid flow in the molten outer core of Earth.
• B)magnetic pole reversals.
• C)fluctuations in the time / space continuum.
• D)changes in the direction of fluid flow in the molten inner core of Earth.

---

Definitions:

Evolution

The procedure through which multiple life forms are presumed to have evolved and become more varied from earlier species throughout the history of the planet.

Scientists

Individuals who conduct systematic research to increase knowledge and understanding, often specializing in fields within natural or social sciences.

Fossil Record

The totality of fossilized artifacts and their placement within the earth's rock strata, providing evidence about the history of life and past environments on Earth.

Bias

A tendency to lean in a certain direction, either in favor of or against a particular thing, person, or group, often in a way considered to be unfair.