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Sun Earth Moon Orbital Planetarium Model
Product Code: SUK-SCHOOL-SSLAB-L117005
Description & Specifications
Sun Earth Moon Orbital Planetarium Model
Technical Specification
Three ball instrument is a vivid portrayal of visual teaching instrument
between day, month relative motion, the relative position of the
utility model can simulate the day, three months in space, and the image
that the running state of the earth, the moon, the scientific
explanation of various natural phenomena arising therefrom. Therefore,
it is an indispensable auxiliary teaching tool to overcome the abstract
teaching, deepen the students to master the law of celestial motion
change
The Sun : it is a red plastic with a light bulb, which is the
center of the center of the earth and other high. the earth can observe
the seven continents, four oceans, tropic, south of the Arctic Circle,
the equator and the international date line etc.
The moon : the height of the center and the center of the earth.
The instrument of the day, the earth, the size of the moon can not be
made according to the actual proportion, so the ecliptic plane angle
appropriate amplification.
1.The earth's rotation and revolution
2.The moon's revolution(day and night twilight in the same place at the same time every day and night twilight.
3. Because the earth always leaned over the revolution and rotation, the
northern hemisphere winter day short night long, summer nights are
short. In contrast to the southern hemisphere.
4. Four seasons and cold climate changes in the moon.
5. Solar eclipse and lunar eclipse.
6. Twenty-four solar terms