Science Vocabulary

2. a star that sits more or less directly above Earth's north pole along our planet's rotational axis.
3. 23.5 degrees
5. the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution.
9. an imaginary line about which a body rotates
10. the parallel of latitude 23°26ʹ north of the equator.
11. the action by a object of going around another in an orbit or elliptical course
12. twice a year when the earth is tilted farthest or closest to the sun
15. a regular oval shape, traced by a point moving in a plane so that the sum of its distances from two other points (the foci) is constant, or resulting when a cone is cut by an oblique plane which does not intersect the base.
16. the two regions of latitude between the tropical zone and the polar zones.
19. the 2 regions in around the north pole and south pole
20. the circular motion of an object around its center.

1. the parallel of latitude 23°26ʹ south of the equator.
4. the region of earth around the equator
6. Sunlight when the sun is not directly shining over a hemisphere, but at a low angle.
7. twice a year when day and night are of approximately equal length
8. another name for the north star
13. The pole located in the southern hemisphere
14. Sunlight when the sun is directly shining over a hemisphere on earth
17. an imaginary line drawn around the earth equally distant from both poles, dividing the earth into northern and southern hemispheres and constituting the parallel of latitude 0°.
18. The pole located in the northern hemisphere