7th gr Chap 13 Earth, Moon, and Sun
Across
- 3. tide with the least difference between high and low tides, due to positions of moon and sun
- 5. tide during a new moon when the sun and moon combine forces to produce a tide with the greatest difference between high and low tides
- 12. the tendency of an object to resist a change in its motion
- 15. eclipse when the moon passes directly between the sun and the Earth, blocking sunlight from Earth
- 16. states every object in the universe attracts every other object
- 18. the force that attracts all objects toward each other
- 20. occurs at a full moon when the Earth is directly between the sun and the moon
- 21. Earth’s path around the sun
- 22. the different shapes of the moon you see from Earth
Down
- 1. amount of matter in an object
- 2. measure of the force of gravity on an object
- 4. very darkest part of the moon’s shadow “experience a total solar eclipse”
- 6. movement of one object around another
- 7. the 2 days half way between the winter and summer solstices - beginning of spring and fall
- 8. spinning of Earth on its axis
- 9. system of organizing time that defines the beginning, length, and divisions of a year
- 10. larger less dark part of the moon’s shadow “experience a partial solar eclipse”
- 11. an object at rest will stay at rest and an object in motion will stay in motion with constant speed and direction unless acted upon by a force
- 13. imaginary line passing through Earth’s center and the north and south poles
- 14. a push or a pull
- 17. a shadow caused by an object in space when it comes between the sun and a 3rd object
- 19. the rise and fall of ocean water occurring about every 12.5 hours
- 23. each of the days when the sun appears farthest north and south of the equator - longest and shortest days of the year - beginning of summer and winter