unit f list A Flashcards
information gathered
Data
an event related to how the world works
phenomenon
the imaginary line around an object that spins
axis
the phase of the moon where the lit portion of the moon is less than a half circle
crescent moon
an imaginary circle that divides the earth into 2 halves witch are the northern and southern hemisphere
equator
the phase of the moon occurs about 14 days after the new moon and the moon is fully lit
full moon
a phase of the moon before or after it is fully lit when than a half of a disk is illuminated
gibbous moon
the phase of the moon occurring about 7 days after the new moon in witch the lighted portion is a half circle
first quarter moon
the phase of the moon that occurs about 7 days after the full moon. this is a half circle
last quarter moon
to travel another object in a elliptical path.
revolve
consistent with evidence
plausible
to turn or spin around an axis
rotate and rotation
A region throughout which the same standard time is used. (There are 24 of these in the world at approximately by meridians at 15 degree intervals, an hour apart.).
time zone
One half of a sphere.
hemisphere
Another term for revolution. A complete circle made by a planet around a sun or by a moon around a planet.
orbit
A complete circle made by a planet around a sun or by a moon around a planet.
revolution
The revolution of the Moon around Earth that produces the changing phases of the Moon. One of these takes about 29.5 days.
lunar cycle
The phase of the Moon, occurring about 14 days after the full Moon, in which none of the lighted portion of the Moon is visible from Earth’s surface.
new Moon
Any representation of a system, or its components, to help one study and understand how it works.
model
The phases of the Moon when the illuminated portion visible from Earth is decreasing (between the full and new Moon).
waning
The phases of the Moon when the illuminated portion visible from Earth is increasing (between the new full Moon).
waxing
