Edexcel GCSE (9-1) Astronomy, Topic 1: The Earth (summary) скачать в хорошем качестве

Edexcel GCSE (9-1) Astronomy, Topic 1: The Earth (summary)

Topic 1 - The Earth Specification: • Know that the shape of the Earth is an oblate spheroid • Be able to use information about the mean diameter of the Earth (13 000 km) • Understand the Earth’s major internal divisions and their features: 🡒 crust 🡒 mantle 🡒 outer core 🡒 inner core • Be able to use the latitude and longitude co-ordinate system • Be able to use the major divisions of the Earth’s surface as astronomical reference points, including: 🡒 Equator 🡒 Tropic of Cancer 🡒 Tropic of Capricorn 🡒 Arctic Circle 🡒 Antarctic Circle 🡒 Prime Meridian 🡒 North Pole 🡒 South Pole • Understand the effects of the Earth’s atmosphere on astronomical observations, including sky colour, skyglow (light pollution) and ‘twinkling’ (seeing) ☕️ Like what I'm doing? Consider supporting me: https://physicswithkeith.com/support-me/ 🔗Link to the Facebook Group:   / freephysicstuition   🔗Link to my website https://physicswithkeith.com 🙏 Please don't forget to subscribe if you want to get updates when I release more videos: https://www.youtube.com/physicswithke...