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6.E.1 Earth

Earth in the Universe Voc

Axis An imaginary line connecting the North and South Poles. The Earth's is tilted at 23.5%
Day/Year The time it takes for Earth to complete one full rotation on its axis/ The time it takes for Earth to complete one full revolution of the Sun.
Eclipse An event when the shadow of one celestial body falls on another.
Ellipse An oval; a curve on a plane that surrounds two focal points.
Equator An imaginary line drawn around the Earth equally distant from both poles, dividing the earth into northern and southern hemispheres. This line of latitude lies at 0 degrees
Equinox The time when the Sun is directly above the equator. Daytime hours equal nighttime hours.
Hemisphere A half of the Earth, usually divided into northern and southern halves by an imaginary line passing through the poles.
Latitude These imaginary lines run east to west around the globe and are parallel to the equator.
Longitude These imaginary lines run north to south along the globes, from the North Pole to the South Pole.
Lunar Eclipse When the Earth comes between the Sun and the moon and the shadow of the Earth falls on the Moon.
Neap Tides The results of the Moon and Sun working against each other's pull.
Orbit The path that a body follows around another body in space.
Penumbra The lighter portion of the shadow during an eclipse,
Phases The different appearances of the moon due to its changing position.
Revolution One complete trip of a celestial body along an orbit.
Rotation The spin of a body on its axis. Causes day and night.
Seasons Each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours, resulting from the Earth's changing with regard to the Sun.
Solar Eclipse When the moon comes between the Earth and the Sun and the shadow of the moon falls on part of the Earth.
Solstice The time when the Sun is farthest north or south of the equator.
Spring Tides The result of the moon and Sun working together to exert more pull on the Earth's oceans.
Tides The periodic rise and fall of the water level in Earth's oceans.
Umbra The darkest portion of the shadow during an eclipse.
Waning When the moon appears to get smaller.
Waxing When the moon appears to get larger.
Created by: CBOOE
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