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Chpt.17 science
Chpt.17
Question | Answer |
---|---|
weather | the state of the atmosphere at a specific time and place. |
air is made up of_________? | molecules that move constantly. |
what is wind? | air moving in a specific direction. |
the instruments used to measure wind direction? | wind vanes and wind socks |
wind speed is measured by? | an anemometer |
humidity is? | the amount of water vapor in the air. |
relative humidity is? | the humidity compared to the amount of water vapor need to saturate the air. |
dew point is? | the temperature in which the water vapor condensates near the ground |
the three cloud types are? | cirrus,cumulus,and stratus |
the prefixes and suffixes and their heights are? | strato-low altitudes,cirro-high altitudes,alto-medium altitudes,nimbus-rain |
the 4 types of precipitation are? | rain,sleet,snow,and hail |
how is hail formed? | hail is formed because of ice crystals being blown back into the air time after time |