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Science G3U4L1

  •  English    27     Public
    Review of the first lesson of Unit 4: Observing Weather, 3rd grade Science.
  •   Study   Slideshow
  • ____________ is what the air is like outside at a certain time and place.
    Weather
  •  15
  • The ____________ is a blanket of gases and tiny bits of dust that surround Earth.
    atmosphere
  •  15
  • Name at least 3 words that we use to describe weather.
    Sunny, cloudy, rainy, stormy, snowy.
  •  15
  • __________ is a measurement of how hot or cold something is.
    Temperature
  •  15
  • A ________________ is a tool that measures temperature.
    Thermometer
  •  15
  • If the temperature is high it means the weather is ___________.
    Hot
  •  20
  • If the temperature is low it means the weather is ___________.
    Cold
  •  20
  • True or false: When precipitation, wind, and air pressure change, so does the weather.
    True
  •  10
  • ____________ is water that falls to the ground from clouds.
    Precipitation
  •  20
  • Name at least 3 forms of precipitation.
    Rain, sleet, snow, and hail.
  •  15
  • True or False: Sleet forms when rain fall through a layer of freezing-hot air.
    False. It’s freezing-cold air.
  •  10
  • True or False: Snow is made of ice crystals.
    True
  •  10
  • True or False: Hail forms when rain melts and is tossed about in a tall cloud.
    False. It’s when rain freezes
  •  10
  • ______ _______________ is the force of air pressing down on Earth’s surface.
    Air pressure
  •  15
  • ________________ is moving air.
    Wind
  •  15
  • True or False: wind is caused by differences in air pressure.
    True
  •  10