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Measuring Weather
These flashcards will assist 4th graders in studying our Measuring Weather Unit.
15
Science
4th Grade
11/11/2010

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Cards

Term
Precipitation
Definition
moisture that falls from clouds to the ground
Term
rain gauge
Definition
a tool that measures precipitation
Term
humidity
Definition
the amount of water vapor in the air
Term
hygrometer
Definition
a tool that measures humidity
Term
barometer
Definition
a tool that measures air pressure
Term
low-pressure area
Definition
a place where warm air rises and pushes down on the earth's surface with less pressure
Term
high-pressure area
Definition
a place where cool air sinks and pushes down on the earth's surface with more pressure
Term
air pressure
Definition
the amount that air presses or pushes on anything
Term
wind vane
Definition
a tool that shows wind direction
Term
anemometer
Definition
a tool that measures wind speed
Term
cumulonimbus clouds
Definition
  • cumulus clouds stacking on top of each other
  • indicate storm weather
Term
cirrus clouds
Definition
  • look like feathers or thin threads
  • formed high in sky where temps are very cold
  • made of ice crystals
  • mean warm air is on the way
Term
stratus clouds
Definition
  • low clouds that stretch across the sky like a blanket blocking sunlight
  • dull gray
  • may cause precipitation
Term
fog
Definition
cloud on earth's surface
Term
cumulus clouds
Definition
puffy white clouds that are seen during fair weather
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