Unit F list A Flashcards
Information gathered from an experiment; firsthand evidence from the 5 senses or from machines that extend our senses.
data
An event related to how the world and universe work
phenomenon
Any representation of a system , or its components , 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 South pole.
axis
The phase of the moon in which the lit portion of the moon visible from Earths surface is less than a half circle . Crescent moons occur right after and before the new moon.
crescent moon
An imaginary circle that divides Earth into two halves called the Northern and Southern Hemispheres.
equator
The phase of the moon , occurring about seven days after the new moon , in which the lighted
first-quarter moon
The phase of the Moon that occurs about 14 days after the new Moon in which the complete lighted portion of the Moon is visible from Earth’s surface & appears as a full circle.
full moon
A phase of the Moon before or after it is full, when more than half of its disk is illuminated.
gibbous moon
The phase of the Moon that occurs about 7 days after the full Moon in which the lighted portion of the Moon that is visible from Earth’s surface is a half-circle.
last quarter moon
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
Another term for revolution. A complete circle made by a planet around a sun or by a moon around a planet.
orbit
consistent with evidence.
plausible
A complete circle made by a planet around a sun or by a moon around a planet.
revolution
