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 it’s 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 the South Pole.
axis
Consistent with evidence
Plausible
to turn or spin around an axis
rotate, rotation
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 sphere.
Hemisphere
another term for revolution
Orbit
a complete circle 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 Earth’s surface is less than a half-circle. Crescent moons occur right after and right before the new Moon.
Crescent Moon
the phase of the Moon, occurring about 7 days after the new Moon, in which the lighted portion of the Moon that is visible from Earth’s surface is a half-circle
First-quarter Moon
A phase of the Moon before or after it is full, when more than half it’s disk is illuminated.
gibbous Moon
