Practice Test #3

Practice Test #3 - Name GEOL 125 Exam III Sample Questions...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Name _______________________ GEOL 125: Exam III Sample Questions I. Multiple Choice Quickies: Choose the letter corresponding to the best choice. Read answer choices carefully 1. Galaxies are held together by: a) gravitational forces; b) the strong force; c) the electromagnetic force; d) radiation pressure from the 3°K BBR; e) gluons. 2. Most of the elements found on earth: a) have existed forever, b) were created during the big bang; c) were formed by nuclear reactions in stars; d) formed when the solar system formed. 3. In analyzing the behavior of Earth systems, negative feedbacks provide ________, while positive feedbacks provide _______. a) stability, amplification; b) amplification, stability; c) chaos, little effect; d) stochastic behavior, little effect. 4. Average Earth surface temperature: a) depends only on solar output; b) has been the same through geologic time; c) depends on radioactive decay in the earth interior; d) is regulated by a balance between absorption of incoming radiation and emission of outgoing radiation. 5.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 3

Practice Test #3 - Name GEOL 125 Exam III Sample Questions...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online