Question | Answer |
Seasons | Each of the four divisions of the year |
Direct Light | Light that goes directly to the subject or area in front of it |
Indirect Light | Usually defined by reflecting light |
Earth's Tilt | Earth is on a tilted axis which is about 23.5 degrees |
Orbit | The curved path of a celestial object or spacecraft around a star, planet, or moon, esp. a periodic elliptical revolution. |
Revolution | The motion of an object around a point, especially around another object or a center of mass. |
Axis | An imaginary line about which a body rotates |
Rotation | The action of rotating around an axis or center |
Solstice | Either of two times of the year when the sun is at its greatest distance from the celestial equator. |
Equinox | Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator. |
Moon Phases (Space View) | A lunar phase or phase of the moon is the appearance of the illuminated (sunlit) portion of the Moon as seen by an observer, usually on Earth. |
Moon Phases (Earth View) | A lunar phase or phase of the moon is the appearance of the illuminated (sunlit) portion of the Moon as seen by an observer, usually on Earth. (Couldn't find a difference) |
Gibbous | Having the observable illuminated part greater than a semicircle and less than a circle. |
Crescent | The curved sickle shape of the waxing or waning moon |
Waxing | Have a progressively larger part of its visible surface illuminated, increasing its apparent size. |
Waning | Have a progressively smaller part of its visible surface illuminated, so that it appears to decrease in size. |