Mon Prof Augmenté
Earth’s Spin and Daylight
Age 11 · Astronomy
Earth turns around a line through its poles once about every 24 hours. As it turns, each place moves into sunlight and then into darkness.
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Age 11: open this week
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In the picture
- Sun: the glowing source of light
- Bright half of Earth: the side turned toward the Sun
- Dark half of Earth: the side turned away from the Sun
- Thin rod through the poles: the axis Earth spins around
Examples
- Morning sunlight entering a bedroom window.
- Night falling while you sleep.
Key takeaways
- Earth spins on its axis about once every 24 hours.
- Day and night happen because a place turns toward and then away from the Sun.
Quiz: Earth’s Spin and Daylight (Age 11)
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Why do day and night happen on Earth?
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How long does Earth take to spin once on its axis?
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What is Earth’s axis?
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