Arid (adj.) a very dry climate
The Gobi desert is arid; it almost never rains there.
Aurora (n.) light created in the night by energy from the sun (often called the Northern Lights)
People in Alaska are often able to see spectacular light shows caused by the aurora.
Cloudburst (n.) a sudden heavy rainfall
In Seattle, there are often cloudbursts during the fall and winter when raindrops seem the size of quarters!
Cyclone (n.) winds which swirl in a circle
In many flat places in America, like Kansas and Indiana, cyclones are common because the wind travels without a hindrance like a mountain range.
Dog days (n.) very hot summer weather
This past summer, the eastern part of the United States underwent many dog days.
Dusk (n.) the time when the sun begins to set to when it’s dark
The family gathered at dusk to watch the sunset.
Earthlight (n.) the light of the moon at night
With earthlight, we can often spot the moon at night and see its many craters.
Eclipse (n.) the obscuring of one planet by another
In a solar eclipse, the moon covers the sun, and all we see is a bright orange ring during the day.
Fathom (n.) a unit of measurement for the depth of the oceans
The Titanic is many fathoms under the sea.
Haze (n.) a suspension of fine dust and/or smoke particles in the air
On particularly hot days in Los Angeles, there’s often so much haze that it’s difficult to see the skyscrapers.