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Science

Astronomy Unit Test

term or exampledefinition or answer
Ellipse The shape of the Earth's orbit
Equator The 0 degrees line of latitude that runs across the Earth, separating the Northern and Southern hemispheres.
Prime Meridian The 0 degrees line of longitude that runs around the Earth, separating the Eastern and Western hemispheres.
Antarctic Circle 63.5 degrees south
Arctic Circle 63.5 degrees north
Tropic Of Capricorn 23.5 degrees south
Tropic Of Cancer 23.5 degrees north
Latitude The imaginary lines that run East and West, but separate the North and the South.
Longitude The imaginary lines that run North to South, but separate the East and West
Orbit The path the Earth takes to travel around the sun
Rotation The act of Earth turning around its own axis
Revolution The act of Earth moving around the sun
Terminator The line that separates the area of light (day) and dark(night)
Axis The imaginary line that runs through the center of Earth
Time Zones The different areas that separate when the time change by adding an hour if you are traveling to the right of a map/globe, and subtracting an hour by moving to the left of a map/globe
Winter Solstice Marks the beginning of winter. Occurs around Dec. 21
Summer Solstice Mark the beginning of summer. Occurs around June 21
Autumnal Equinox Mark the beginning of Fall. Occurs around September 21
Vernal Equinox Marks the beginning of Spring. Occurs around March 23
Indirect Rays Sun rays that don't hit the Earth full on
Direct Rays Sun rays that hit the Earth full on
Created by: Lauren123456789