The Earth - Structure, atmosphere, divisions and seasons
Channel: Astronomy with Mr Guerin
Date: 29/10/2019

What is the Earth made of? How does the atmosphere affect astronomy? And why do we have seasons?

This video will tell you everything you need to answer these questions in EdExcel's Astronomy GCSE.

Download the slideshow:
https://drive.google.com/drive/folders/1v7n69srfzFmgYxF9Vct6FKp3r_ZRqFjx


Image credits:

Earth, NASA, wikimedia, public domain
https://commons.wikimedia.org/wiki/File:Earth_Western_Hemisphere_transparent_background.png

Spheroids, Tomruen, wikimedia, CC BY-SA 4.0
https://commons.wikimedia.org/wiki/File:Spheroids.svg

Sun in the sky, Carla Nunziata, wikimedia, CC BY-SA 3.0
https://commons.wikimedia.org/wiki/File:Sun_in_the_sky.jpg

Skyglow, Bert Kaufmann, wikimedia, CC BY 2.0
https://commons.wikimedia.org/wiki/File:Chicago_(2550963495).jpg

Supermarket at night, Famartin, wikimedia, CC BY-SA 4.0
https://commons.wikimedia.org/wiki/File:2015-10-07_22_28_59_Honeylocust_trees_in_front_of_a_Giant_supermarket_at_night_in_the_Franklin_Farm_section_of_Oak_Hill,_Virginia.jpg

Night sky Berlin (modified), Kertase, wikimedia, CC BY-SA 4.0
https://commons.wikimedia.org/wiki/File:Night_stars_berlin.png

Mollweide map projection, Strebe, wikimedia, CC BY-SA 3.0
https://commons.wikimedia.org/wiki/File:Mollweide_projection_SW.jpg

Orthographic projection, Strebe, wikimedia, CC BY-SA 3.0
https://commons.wikimedia.org/wiki/File:Orthographic_projection_SW.jpg