Glossary

Reset Glossary
circle of illumination

Subject: 

  • Geography

a line that divides Earth into the parts that are experiencing daylight and the parts that are experiencing night

Related Content

central eruption
Subject:
Geography

when magma explodes out onto the Earth's surface through a central vent in the crust

representative fraction
Subject:
Geography

scale expressed as a ratio

Kyoto Protocol
Subject:
Geography

a treaty established in 1997, under the auspices of the United Nations, which requires its...

freeface
Subject:
Geography

(also called a cliff or scarp) steep slope element below the crest

convectional thunderstorm
Subject:
Geography

thunderstorms associated with convection rain that occur when temperatures are high and air...