Glossary term: 子午线
Description: 经线也称为子午线。本初子午线被定义为 0 度经线。它穿过英国伦敦的格林尼治，也被称为格林尼治子午线。180度经线位于 地球的另半边，经度180 度，是国际日期变更线的基础。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
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The Quest for Longitude
astroEDU educational activity (links to astroEDU website) Description: How to navigate at sea like an explorer?
License: CC-BY-4.0 Creative Commons 署名 4.0 国际 (CC BY 4.0) icons
Tags:
Clocks
, Geography
, Coordinates
, Celestial navigation
, James Cook
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Age Ranges:
14-16
, 16-19
Education Level:
Middle School
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Areas of Learning:
Discussion Groups
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Costs:
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Duration:
2 hours
Group Size:
Group
Skills:
Analysing and interpreting data
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