word- La Nina definition-a cooling of the water in the equatorial Pacific that occurs at irregular intervals and is associated with widespread changes in weather patterns example- it is the opposite of what it is supposed to do
Volcanoes - How hot is lava? What is the difference between a cinder and a caldera? Examine the cross-section of a volcano, learn about different volcanic formations and how their eruptions differ, and compare the temperatures of lava to magma.
The Sundogs infographic by Weather Underground describes how light from the sun refracts off ice crystals to portray a half-circle around the sun. Due to the specific angles required for this phenomenon, Sundogs usually occur at sunrise and sunset.