Earth Was Hotter Than Today During the Hadean for All

question 16

Multiple Choice

Earth was hotter than today during the Hadean for all of the following reasons EXCEPT ________.

• A)impacts with other objects added heat to Earth
• B)differentiation of the core from the mantle added heat to Earth's interior
• C)the Sun was much more luminous than it is today
• D)carbon dioxide was more abundant in the atmosphere than it is today

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Definitions:

Simple Cuboidal Epithelium

A type of single-layered epithelium consisting of cube-shaped cells, often found in glands and their ducts.

Glandular Epithelium

A type of epithelial tissue that forms the secreting portion of glands, either endocrine or exocrine.

Underlying Connective Tissue

The supportive tissue that lies beneath epithelial tissue, providing structural and nutritional support to epithelial cells.

Pseudostratified Columnar

Describes a type of epithelial tissue where cells of different heights appear to be in layers, but all cells are attached to the basement membrane.