Study

Water in the Atmosphere

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  • How is a cloud formed?
    By the condensation of water vapor
  • thin, wispy-looking clouds found at great heights
    cirrus clouds
  • What does cloud formation depend on?
    temperature, humidity, pressure
  • The temperature at which water vapor in the air condenses into water.
    dew point
  • Layers of gas that surround a planet
    atmosphere
  • low-lying clouds characterized by a thin, layered, sheet-like appearance
    stratus clouds
  • What type of energy controls evaporation and condensation?
    heat energy
  • The measure of how much water vapor is in the air is called ______.
    humidity
  • Anvil-shaped clouds that are often involved in violent storms.
    cumulonimbus clouds
  • How are clouds classified?
    height and shape
  • What is cloud seeding?
    when chemicals are sprayed into the clouds to bring rain for farmers or reduce fog at airports.
  • large, fluffy white clouds; often seen in fair skies
    cumulous clouds
  • List the steps of the water cycle.
    1. Sun heats the water. 2. Water vapor rises. 3. Water vapor reaches cooler temperatures. 4. Water vapor condenses. 5. Water released as rain or snow
  • Water that is released from clouds in the sky; includes rain, snow, sleet, hail, and freezing rain
    precipitation
  • low clouds that occur in patches of sheets across the sky; bring dry weather or light rain
    stratocumulus clouds
  • Water in the gaseous state of matter
    water vapor
  • To turn (change) from a gas into a liquid.
    condense
  • The process in which a liquid turns into a gas
    evaporation