Unit F list A Flashcards
information gathered from an expermint
data
an event related to how the world and universe work.
phenomenon
any representation of system, or its compoents, to help one study and understand how it works
model
the imaginary line around which an object spins, or rotates. Earth rotates around an axis that runs straight through earth from the north pole to the south pole.
axis
consistent with evidence
plausable
to turn or spin around an axis
rotate
a region throughout which the same standard time is used.
time zone
an imaginary circle that divides earth into two halves called the northern hemisphere and southern hemisphere
equator
one half of a spear
hemisphere
another term for revolution
orbit
a complete made by a planet around a sun or by a moon around a planet
revolution
to travel around another object in a circular or elliptical path
revolve
the phase of the moon in which the lit portion of the moon visible from the earth’s surface is less than a half circle. Crescent moons occur right before the new moon
crescent moon
the phase of the moon that occurs about every 14 days after the new moon in which the complete lighted portion of the moon is visible from earths surface and appears as a full circle
full moon
the phase of the moon, occurring about seven days after the new Moon, in which the lighted portion of the moon that is visible from earths surface is a half circle
first quarter moon
a phase of the moon before or after it is full, when more than half of it’s disk is illuminated
gibbous moon
the phase of the moon that occurs about every seven days after the full in which the lighted of the portion of the moon is visable form earth’s surface
last quarter moon
visable portion of moon increasing
waxing
visable portion of moon decreasing
waning
the phase of the moon ocuuring about every 14 days after a full moon which none of the moon is visable
new moon
