The Four-Season Plate Moon Phase Disc Demonstrates The Rotation of The Earth, The Orbit of The Earth Around The Sun, and The Movement of The Moon Around The Earth Rotation of The Earth

Name: Three-ball instrument for popular science teachingFunction: Simulate sun and moon operationSize: 38×25CM/14.96*9.84 inRotation method: manualProduct material: ABS engineering plasticProduct light source: environmentally friendly and durable LED energy-saving lampsStructureFour Seasons Plate: Represents the names, sequence and dates of the four seasons and the twenty-four solar terms.Operating handle: connect with the central tube to start the push handle to increase the rotation of the component for demonstration.Four seasons disc indicating arrow: indicates the seasons and solar terms on the earth when the earth revolves.Moon phase plate: Use it to indicate the position of the moon phase and the day and night on the earth.

• * This instrument is a special teaching instrument that intuitively reflects the law of relative motion between the sun, the earth, and the moon.
• * It is composed of three small balls representing the sun, the earth and the moon, and has a mechanical linkage device to demonstrate the relationship between the three balls and some astronomical phenomena arising therefrom.
• * The earth can observe the seven states, the four oceans, the Arctic and Arctic circles, the Tropic of Cancer, the equator and the international date line
• * The average height of the center of the moon is equal to the height of the center of the earth.
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