GEOGRAPHY · 9 EXPLORATION STEPS

Geographical effects of the Earth's motions

Why can it be noon in Beijing and midnight in New York at the same moment, and why are summer days longer than winter days?

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Simulation: Geographical effects of the Earth's motions▶ Open 3D simulation
YOUR EXPLORATION

One step, one new insight.

  1. 01

    Rotation

  2. 02

    Revolution

  3. 03

    Daylit and dark halves

  4. 04

    Dawn and dusk

  5. 05

    Local solar time

  6. 06

    Time zones and date changes

  7. 07

    Day and night length

  8. 08

    Noon Sun

  9. 09

    Assessment · time

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