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30 Cards in this Set

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astronomy
the study of the moon, stars, and other objects in space.
axis
the imagenery line that passes thourgh Earth's center and the North and South poles
rotation
earth's spinning on its axis
Earth's ------- on its ---- causes day and night
rotation axis
-------- ----
revolution
the movement of one object around another.
orbit
Earths path as it revolves around the sun.
how many days are in a year?
how many in a leap year?
365.25
366
latitude
is a measerment of the distance from the equater, expressed in degrees north or south
phases
the different shapes of the moon you see from the Earth.
astronomy
the study of the moon, stars, and other objects in space.
axis
the imagenery line that passes thourgh Earth's center and the North and South poles
eclipse
occers when an object in space comes between the sun and a 3rd object. and casts a shadow on that object
rotation
earth's spinning on its axis
umbra
the darkest part of a moons shadow
Earth's ------- on its ---- causes day and night
rotation axis
-------- ----
penumbra
is the larger larger part of the shadow
satellite
is any natural or artificial that revolves around an object in space
revolution
the movement of one object around another.
geosynchronous orbits
satilles that revolve around the Earth the same rate as the Earth rotates on its axis
orbit
Earths path as it revolves around the sun.
how many days are in a year?
how many in a leap year?
365.25
366
maria=

craters=
the moons surface also has dark areas
round pits
latitude
is a measerment of the distance from the equater, expressed in degrees north or south
phases
the different shapes of the moon you see from the Earth.
eclipse
occers when an object in space comes between the sun and a 3rd object. and casts a shadow on that object
umbra
the darkest part of a moons shadow
penumbra
is the larger larger part of the shadow
satellite
is any natural or artificial that revolves around an object in space
geosynchronous orbits
satilles that revolve around the Earth the same rate as the Earth rotates on its axis
maria=

craters=
the moons surface also has dark areas
round pits