Across
- 5. - the process by which a gas changes into a solid
- 8. and Low Pressure - air masses that have different densities
- 11. - a single ball or lump of ice that makes up a hailstorm
- 13. -an upward current of air within a larger air mass
- 18. - the state of the atmosphere at a particular time and place, with respect to variables such a temperature, moisture, wind and pressure
- 19. Mass - a large body of air with uniform temperature, humidity, and pressure
- 20. Pressure - the force exerted by the weight of air molecules
- 21. - the amount of water vapor in the air
- 25. - the layer of gases surrounding the earth
- 27. - a prediction or estimate of future weather conditions
- 31. - a tropical cyclone with sustained winds of at least 74 miles per hour
- 32. Point - the temperature at which a substance changes from a gas to a liquid, or from a liquid to a gas
- 34. Condensation Nuclei (CCN) - tiny particles in the atmosphere that serve as a surface for water vapor to condense around, forming clouds
- 36. Force - he upward force exerted on an object by the surrounding air, usually caused by differences in pressure
- 37. - the boundary between two different air masses
- 38. - the ability to do work or cause a change
- 39. - the transfer of heat or electricity through a substance without the substance itself moving
Down
- 1. - the amount of matter in an object
- 2. Rainforest - a dense forest in the tropics with high levels of rainfall
- 3. - the continuous flow of a fluid, such as air or water
- 4. conditions - the state of the atmosphere at a particular time and place, with respect to variables such a temperature, moisture, wind and pressure
- 6. - the measure of the degree of hotness or coldness through measuring kinetic energy
- 7. - tiny pieces or bits of matter, such as atoms or molecules
- 9. - a unit of measurement for the intensity of light
- 10. -any form of water that falls from the sky and reaches the ground (rain, snow, sleet or hail)
- 12. - something that is taken in by a surface or material
- 14. - the process by which a liquid changes into a gas
- 15. - The long-term average weather condition at a particular region or area
- 16. - An instrument that measures air pressure
- 17. Point - the temperature at which a substance changes from a solid to a liquid or a liquid to a solid
- 22. - a downward current of air within a larger air mass
- 23. Humidity - a small amount of water vapor in the air relative to the maximum amount the air could hold at that temperature
- 24. - the transfer of heat through a fluid, such as air or water, by the movement of hot or cold currents
- 26. - on light that is bounced back off a surface or material
- 28. - the temperature at which a substance changes from a gas to a liquid
- 29. - precipitation in the form of balls or lumps of ice that falls from the clouds
- 30. - a substance that can flow, such as a liquid or a gas
- 33. - the amount of mass in a substance per unit of volume
- 35. - the force that attracts objects with mass toward each other
