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meteorology
| Question | Answer |
|---|---|
| what is a hurricane? | A hurricane is a tropical cyclone (rotates counterclockwise and is an intense low pressure system) with sustained winds above 120 kilometers per hour (75 mph) or greater. |
| what is a tornado? | A tornado is a narrow, violent, funnel-shaped column of spiral winds that extend downward from a cloud toward the earth. |
| what is the jet stream? | The jet stream is a fast moving river of wind that is found at the top of the troposphere or at the bottom of the stratosphere. |
| how is atmosphere warmed? | radiation |
| what is the major cause of weather? | Convection in the atmosphere |
| how can weather be predicted? | using cloud type |
| what are the tools used to measure weather? | thermometers for temperature, barometers for barometric pressure (weight of the atmosphere), and psychrometers to measure relative humidity (amount of moisture (water vapor) in the air). |
| warm air is ? | less dense than cold air. |
| Cold air masses are associated with? | cold fronts |
| warmer temperatures? | increase convection |