Earth In Space

3. a representation, generally in miniature, to show the construction or appearance of something.
6. the force of attraction between any two objects for example between a person and Earth (p. 67).
7. eclipse the shadow cast on the earth when the moon is between the sun and the earth (p. 117).
12. the half of the earth between the South Pole and the equator.
15. The movement of the earth around the sun along a curved path (p. 105).

1. the periodic rise and fall of the waters of the ocean, produced by the attraction of the moon and sun, occurring about every 12 hours.
2. the half of the earth between the North Pole and the equator.
4. the path followed by an object in space as it revolves around another object (p. 105).
5. moon the shape of the moon when about two-thirds of its face is lit up, as seen from Earth (p. 116).
8. The spinning or turning of the earth on its axis (p. 104).
9. moon thin curved shape of the moon when only one part of its face is lit up, as seen from Earth (p. 116).
10. eclipse the darkening of the moon by the shadow of Earth when Earth is between the sun and the moon (p. 117).
11. moon the phase of the moon when its face is almost invisible from Earth (p. 116).
13. The imaginary circle around the earth's surface, It divides the earth into the Northern Hemisphere and the Southern Hemisphere.
14. moon the shape of the moon when its face is seen fully from Earth (p. 116).