Unit 8 Flashcards
__________ is a(n) arch through the highest point overhead
and down to the horizon.
Celestial Meridian
The brightest star within a constellation is identified by the Greek letter ______.
alpha
The brightest star in our sky is located in _____________.
Canis Majoris
The North Star is _______.
Polaris
________ constellation is composed of Castor and ________.
Gemini, Pollux
Another name for the Northern Crown is ______________.
Corona Borealis
In _______ and ______, M31 is similar to the Milky Way.
size, shape
Stars in constellations are classified by the _______ name of the
constellation in which they appear, preceded by a(n) _______ letter.
Latin, Greek
“Opposite of Ares” is the translation of ________.
Antares
The stars that are closest to the solar system belong to the
constellation __________.
Centaurus
Supergiant pulsing stars are called _________.
Cepheids
The ______ constellation is a long hook of stars.
Leo
The _________ nebulae has a shine because the stars within them
heat the nebular material that surrounds it.
emission
__________________ is also called the Northern Cross.
Cygnus the Swan
_____________ constellations rise four minutes earlier each day,
and __________ constellations can be looked at any night because
they never set below the horizon.
non-circumpolar, circumpolar
When latitude measurements get close to the poles, _____________ is
used.
high latitude
____________ of any celestial body is the angular distance, delta, of the
body above or below the celestial equator.
declination
When is it the best time to observe the sky?
On moonless nights
and at the same time each night
What two stars are known as pointer stars?
Merak and Dubhe
Differentiate latitude and longitude.
Latitude- divides Earth into northern and southern hemispheres.
Longitude- divides Earth into eastern and western hemispheres.
