| 1. lightning |
natural
electricity produced in thunderstorm clouds and appearing as a bright
flash or streak of light in the sky. |
| 2. precipitation |
pellets
of frozen rain or a storm of such pellets. |
| 3. tide |
a
frozen form of precipitation that falls as ice crystals formed into
flakes. |
| 4. erosion |
the
force by which a planet or other such body tends to draw objects
toward its center. |
| 5. snow |
a
brief electrical storm usu. accompanied by heavy rain and high winds. |
| 6. tornado |
water
vapor in the atmosphere that condenses and falls from the sky to
earth. |
| 7. hail |
the process
by which material from the earth's surface is worn away by forces
such as glaciers, wind, and waves. |
| 8. hurricane |
the
state of the atmosphere at a particular place and time as characterized
by sunshine, moisture, temperature, precipitation, and other variables. |
| 9. pressure |
snow, rain,
or the like, or the amount of such matter to fall on a given area
in a given amount of time. |
| 10. thunderstorm |
a
very destructive but short-lived windstorm in the form of a funnel-shaped
cloud that moves close to the ground destroying whatever is in its
path. |
| 11. gravity |
the
applying of constant force upon a surface. |
| 12. rain |
a
powerful cyclonic storm that originates in the West Indian region
of the Atlantic Ocean and that has heavy rains and winds exceeding
seventy-three miles, or 119 kilometers, per hour. |
| 13. weather |
the
periodic change, occurring about every twelve hours, in the height
of the surface of oceans and bodies of water near or feeding into
them, caused by the gravitational pull of the moon and sun. |