Unit 1 - Day 1Welcome to Earth Science! This is the first lecture of my Earth Science course put down and recorded here. To find the PPT this is based on go here: https://drive.google.com/file/d/1F3Lufqh-Tqd3gNTLzFZM-Gfe5kbGaqSL/view?usp=sharingCheck back later for more Earth Science lectures!