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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Measure temperature? |
Thermometer.
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Measure precipitation? (Rain and snow) |
Cylindrical rain gauge/measuring stick/snow melt |
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Measure air pressure? |
Barometer. |
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Measure humidity? |
Hygrometer. |
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Measure wind speed/direction? |
Anemometer/wind vane. |
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How are tornadoes measured? |
Fujita Scale F0-F5 |
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What’s used to measure hurricanes? |
Saffir-Simpson Scale Tropical depression, tropical storm, Class 1-5 |
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3 things that define a cold front? |
- cold air takes over warm air - pushes warm air up steep slope - causes cumulous + cumulonimbus clouds |
Warm air moves more aggressively |
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3 things that define a warm front? |
- warm air takes over cold air - warm air gently rises over cold mass, developing gradual boundary slope - status/nimbostratus clouds form |
Warm air moves more calmly |
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2 things that define a stationary front. |
- cool and warm air meet, no movement - stratus clouds |
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2 things that define an occluded front. |
- cold air catches up to warm air - various clouds form |
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Where do air masses usually form? |
Tropical and polar regions. |
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What weather do cold and warm fronts bring? |
Cold: harsher weather (rain, thunder storms, tornadoes) Warm: lighter weather (light rain, long lasting snow) |
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Weather from stationary and occluded fronts? |
Stationary: gloomy weather (rain) Occluded: steady precipitation |
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Biggest cause of hurricanes? |
Water vapour. |
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How do thunderstorms form? |
Rise of water vapour, then warm air condenses releasing thermal energy and thunderheads. |
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What is considered a blizzard? |
6+ hrs of snow 40 km/h of wind Visibility reduced below 1 km |
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