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AFOQT Exam Prep 55, Earth and Space Science

Aug 4, 2026
This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The official eight planets of our solar system and why Pluto's 2006 reclassification as a dwarf planet is a common AFOQT exam trap. - The correct order of Earth's atmospheric layers from the ground up: troposphere, stratosphere, mesosphere, and thermosphere, along with their key functions. - How to use the mnemonic 'My Very Educated Mother Just Served Us Noodles' to quickly recall the planetary order during the test. - The fundamental concept of plate tectonics, specifically that the lithosphere moves on top of the asthenosphere, causing geologic events. - The continuous transformation process of the rock cycle, detailing how igneous, sedimentary, and metamorphic rocks are formed and recycled. For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
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