The Effect of Periodic Changes in Earth's Orbital Eccentricity and Magnitude

question 8

Multiple Choice

The effect of periodic changes in Earth's orbital eccentricity and magnitude and direction (precession) of Earth's axial tilt on the advance and retreat of ice sheets was first proposed by ____________.

• A)Richter
• B)Milankovitch
• C)Mohorivic
• D)Lyell

---

Definitions:

American Farmer

The term "American Farmer" refers to individuals in the United States who engage in agricultural activities, contributing to the production of food and other agricultural products.

Feeds

Materials or food given to livestock and poultry for nutritional purposes.

Civil War

A war between groups within the same country or state, often caused by political, social, or economic disagreements.

Farms

Land devoted to agriculture for the primary purpose of producing food and other crops; it is the basic unit in food production.