Which of the Following Is True Regarding Earth's Magnetic Field

question 150

Multiple Choice

Which of the following is true regarding Earth's magnetic field?

• A)it causes magnetic particles in cooling magma to be ejected from the planet.
• B)transition periods,during which reversals occur,last an average of about 400 to 800 years.
• C)Earth's magnetic field will probably reverse in the next few thousand years.
• D)a given field orientation can last billions of years.
• E)a recent trend in geologic time is for less frequent reversals.

---

Definitions:

Robin Pinkley

A distinguished professor known for her contributions to research on negotiation strategies, conflict resolution, and organizational behavior.

Dialogue

A conversation or exchange of ideas aimed at reaching understanding or resolving differences.

Tactics and Ploys

Tactics are specific actions or strategies designed to achieve a short-term goal, while ploys are cunning plans or maneuvers intended to outsmart an opponent.

Mind-Set

A fixed mental attitude or disposition that predetermines a person's responses to and interpretations of situations.