Across
- 2. At aphelion, the Earth is tilted _________ the sun.
- 5. INcoming _____ RadiaTION.
- 9. The time when the Earth is closest to the sun.
- 12. The angle at which the sun's light hits the Earth is the angle of __________.
- 13. At perihelion, the Earth is tilted _________ from the sun.
- 14. The transfer of thermal energy through a material by contact.
- 15. A warm, wet air mass is ________ tropical.
Down
- 1. During our summer, the Northern hemisphere is receiving a _______ angle of insolation.
- 3. When an air mass has reached its water vapor capacity, it is _________.
- 4. The time when the Earth is farthest away from the sun.
- 6. The amount of water vapor in the air, compared to the capacity.
- 7. The amount of water vapor an air mass can hold.
- 8. The transfer of thermal energy through the movement f a liquid or gas.
- 10. The transfer of energy as electromagnetic waves.
- 11. A cold, dry air mass is _____ continental.
