Today I Found Out
Why the Earth is Hottest When It’s Farthest Away from the Sun (2016x133)
Air date: Jul 01, 2016
→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOu→°F (2.3°C) higher than when it is closest to the sun (perihelion). On average, the intensity of sunlight falling on Earth during aphelion is about 7% less than during perihelion. Despite this, the Earth ends up being warmer during the period in which it is furthest away from the sun.
Want the text version?: http://www.todayifoundout.com/index.php/2011/12/the-earth-is-hottest-when-it-is-furthest-from-the-sun-on-its-orbit-not-when-it-is-closest/
Sources:
http://science.nasa.gov/science-news/science-at-nasa/2002/02jul_aphelion/
http://en.wikipedia.org/wiki/Earth
http://en.wikipedia.org/wiki/Seasons
http://ecology.com/features/tiltingearth/
http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Speeds.shtml
http://en.wikipedia.org/wiki/Tsar_Bomba
http://www.physicalgeography.net/fundamentals/6h.html
- Premiered: Oct 2013
- Episodes: 2344
- Followers: 1