Across
- 3. sunlight that strikes the Earth’s surface at close to a 90 degree angle
- 8. an imaginary horizontal line around the middle of Earth
- 9. one of the two days a year during which the direct rays of the sun reach the furthest point from the equator
- 10. Gas- a gas in Earth’s atmosphere that absorbs and re-radiates heat
- 12. sun that strikes earth at an angle less than 90 degrees (acute)
- 15. the northernmost point on Earth
- 17. an eclipse in which the moon passes through part of the earth’s shadow
- 20. the partial shadow beyond the region of the umbra
- 21. an imaginary line through the center of Earth that connects the North to the South Pole, Earth’s tilt is 23.5 degrees
- 22. an eclipse in which the moon’s shadow passes over part of the earth and blocks the sun’s light
Down
- 1. the first day of summer, ie the longest day of the year
- 2. the first day of winter, ie the shortest day of the year
- 4. an event in which a planet or moon passes through the shadow of another planet or moon
- 5. Effect- atmospheric heating caused by certain gases in Earth's atmosphere that absorb heat
- 6. the half of Earth above the equator
- 7. one of the major divisions of the year, usually based on regular weather changes
- 11. the southernmost point on Earth
- 13. Warming- a gradual increase in air temperature near Earth’s Surface
- 14. the outer region of the sun’s atmosphere, seen as a white halo during a solar eclipse
- 16. the transfer of thermal energy from a warmer object to a cooler one
- 18. the darkest part of a shadow, totally blacked from the light source
- 19. the half of earth below the equator