Graupel_animation_3a.gif
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Summary
| Description |
English:
When the rising ice crystals collide with graupel, the ice crystals become positively charged and the graupel (soft hail) becomes negatively charged.
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| Date | |
| Source | http://www.lightningsafety.noaa.gov/science/science_electrification.shtml |
| Author | U.S. government. Noaa.gov |
Licensing
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This image is in the
public domain
because it contains materials that originally came from the U.S.
National Oceanic and Atmospheric Administration
, taken or made as part of an employee's official duties.
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