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| What is the layer of the atmosphere in which almost all weather occurs? |
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Definition
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| Why is it useful to forecast the weather? |
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Definition
| to protect us from weather coming |
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Term
| Where should you place a rain gauge? |
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Definition
| in an open area outside away from rocks and trees |
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Term
| What are the four different types of precipitation |
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Definition
| snow, sleet, rain and hail |
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Term
| What does a compass allow us to measure? |
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Definition
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Term
| What does a rain gauge measure? |
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Definition
| the amount of precipitation |
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Term
| What does a thermometer measure? |
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Definition
| temperature over a period of time |
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Term
| On the Celcius scale, what is the freezing point/boiling point of water? |
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Definition
| 0 degrees/ 100 degrees celcius |
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Term
| On the Fahrenheit scale, what is the freezing point/boiling point of water? |
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Definition
| 32 degrees F/ 212 degrees F |
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Term
| Name two measures of wind speed? |
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Definition
| Beaufort scale, anamometer |
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Term
| Wind and weather typically travel across the US in which direction? |
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Definition
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Term
| What is the relationship between air pressure and temperature? |
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Definition
high temp - low pressure
low temp - high pressure |
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Term
| What does a barometer measure? |
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Definition
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Term
| What is relative humidity? |
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Definition
| The amount of water vapor actually in the air |
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Term
| How can a barometer help us forecast the weather? |
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Definition
| if sudden drop in air pressure means it will rain |
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Term
| What is the relationship between air pressure and weather conditions? |
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Definition
| they are similar because air pressure is measured on a barometer it shows the weather conditions |
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Term
| What are the 7 peices of information on a station model card? |
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Definition
| precipitation, windspeed, cloud cover, barametric pressure, temperature and wind direction |
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Term
What are the symbols for each time of weather front?
cold, warm, occluded and stationary |
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Definition
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Term
| What type of weather conditions will we get from the following fronts? cold, warm, occluded and stationary |
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Definition
| cold front- cold air, warm front- warm air, stationary front- rain, occluded front - thunderstorms |
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Term
| What is the purpose of isotherms and isobars? |
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Definition
To more easily see places with the same air pressure and temperature?
Isotherms measure temperature at a given time. Isobars is barometric pressure at a given time. |
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Term
| What are the factors necessary for clouds to form? |
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Definition
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Term
| In the cloud chamber experiment, what stage of cloud formation does the warm water represent? The ice? The smoke from the match? |
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Definition
| warm water - evaporation, smoke - nuclei, ice - solid |
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Term
| Name the five different types of clouds we discussed in class? |
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Definition
| cirrus, cumulus, stratus, cumulasnimbus, numbusstatus |
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Term
| What types of clouds can occur during fair weather? |
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Definition
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Term
| Fog is what type of cloud? |
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Definition
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Term
| What is the scientific explanation for weather folklore sayings such as, "If smoke and birds go high, there's no rain in the sky. If smoke and birds are lowe, watch out for a blow? |
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Definition
| when high sunny when low wind is coming |
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Term
| What is the largest type of severe storm on Earth? |
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Definition
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Term
| Which type of severe storm is easier to track? |
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Definition
| Hurricane because they start in the ocean and they use radar |
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Term
| Explain safety procedures that you would take in the event of a severe storm |
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Definition
| Find the lowest part of a house or school and stay away from windows |
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Term
| What are the states in tornado alley? |
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Definition
| Kansas, Oklahoma, Nebraska, and Texas |
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Term
| What type of data does a weather station collect on the ground? |
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Definition
| precipitation, wind speed, wind direction, air pressure, cloud cover, temperature |
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Term
| How does a weather station collect data from high in the atmosphere? |
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Definition
| satellite, and weather balloons |
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Term
| What are the different layers of the atmosphere? |
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Definition
| troposphere, stratosphere, mesosphere |
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Term
| How many miles high is this layer of the atmosphere? |
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Definition
| 12 miles from equator, 6 miles poles |
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Term
| Why is it useful to forecast the weather? |
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Definition
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Term
| What kinds of information do forecasters consider when predicting weather? |
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Definition
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Term
| Why is it important to accurately record and track the weather? |
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Definition
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Term
| How can a thermometer help us forecast the weather? |
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Definition
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Term
| Which measurement is more accurate an anomoter or the Beaufort scale? |
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Definition
| Anometer - it detects slight movements |
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Term
| How can knowing wind speed help us to forecast the weather? |
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Definition
| predict when the weather is coming |
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Term
| How can knowing wind direction help us to forecast the weather? |
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Definition
| predict where it is going next |
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Term
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Definition
| Air moves from a high pressure to low area |
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Term
| What is the relationship between air pressure and altitude? |
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Definition
| high alt - low pressure, low alt - high air pressure |
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Term
| What is the name of the weather tool that measures relative humidity? |
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Definition
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Term
| How can a barometer help us to forecast the weather? |
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Definition
| if the air pressure drops - storm |
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Term
| What is the relationship between air pressure and weather conditions? |
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Definition
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Term
| Compare the early barometer to the modern one? |
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Definition
| early barometer has mercury the other doesn't |
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Term
| How does one convert an air pressure reading from inches of mercury to millibars? |
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Definition
| inches of mercury x 34 = millibars |
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Term
| What type of air mass holds moisture? |
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Definition
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Term
| In what layer of the atmosphere is the cloud layer? |
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Definition
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Term
| Name the five types of clouds discussed in class? |
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Definition
| cirrus, cumulonimbus, stratus, numbar, cumulus |
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Term
| At what height in the cloud layer do these clouds usually form |
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Definition
| cirrus - high, cumulus - middle, stratus - low |
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Term
| Why is cloud identification beneficial in forecasting the weather? |
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Definition
| color, size, shape determine potential for rain |
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Term
| What types of clouds can occur during fair weather? |
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Definition
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Term
| Fog is what type of cloud? |
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Definition
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Term
| Explain how scientifically collected data can create more accurate forecasts than an almanac? |
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Definition
| It's more specific, updated minute by minute |
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Term
| What are the attributes of a hurricane? |
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Definition
| A tropical cyclone created on water |
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Term
| What are the attributes of a tornado? |
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Definition
| A cyclone created on land |
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Term
| Which type of storm is easier to track? |
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Definition
| A Hurricane if you can see it in advance |
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Term
| Why are conditions favorable for a tornado in this area of the US? |
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Definition
| It's warm where thunderstorms |
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A resource like a dictionary
a publication containing astronomical and meteorological data for a given year and often including a miscellany of other information |
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Definition
| using no liquid; specifically : operating by the effect of outside air pressure on a diaphragm forming one wall of an evacuated container |
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Definition
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| : an instrument for determining the pressure of the atmosphere and hence for assisting in forecasting weather and for determining altitude |
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| a line on a map or chart of the earth's surface connecting points having the same temperature at a given time or the same mean temperature for a given period |
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| motions in gas (air) where warm air rises and cold air falls |
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| A large puffy cloud that holds rain |
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Definition
| a scale in which the force of the wind is indicated by numbers from 0 to 12 |
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| A mist that covers the ground often from low clouds |
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| traditional customs, tales, sayings, dances, or art forms preserved among a people |
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| large cloud that usually looks like a mountain |
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| an imaginary line or a line on a map or chart connecting or marking places of equal barometric pressure |
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Definition
| a line on a map or chart of the earth's surface connecting points having the same temperature at a given time or the same mean temperature for a given period |
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| a unit of atmospheric pressure equal to 1⁄1000 bar or 100 pascals |
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| a low dark layer of gray cloud usually producing light continuous rain or snow |
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| a deposit on the earth of hail, mist, rain, sleet, or snow; also : the quantity of water deposited |
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| a low cloud form extending over a large area at altitudes of usually 2000 to 7000 feet (600 to 2100 meters |
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| : a high wispy white cloud usually of minute ice crystals formed at altitudes between about 20,000 and 40,000 feet |
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