Show:
Section 1
Section 2
Section 3
Mixed
2 mixed
100
Is the study of the universe
What is astronomy
100
An instrument that collects electromagnetic radiation from the sky that concentrates it for better observation
What is telescope
100
Are section of the sky that contains recognizable star patterns
What is constellations
100
in drgrees north or south of the celestial equator
What is declination
100
are stars that can be seen at all times of a year and all times of night
What is circumpolar stars
200
Is the time required for the earth to orbit once around the sun
What is year
200
Telescope that uses a curved mirror to gather and focus light
What is reflecting telescope
200
The point in the sky directly above an observer on earth
What is zenth
200
is an imaginary circle created by extending earths equator into space
What is celestial equator
200
you can discribe the place of a plant or star
What is astrolabe
300
Is roughly the amount of time required for the moon to orbit once around the earth
What is month
300
Telescope that use lenses to gather and focus light
What is refracting telescope
300
The angle between an object in the sky and the horizon
What is altitude
300
is the axis in the middle yes or no
What is yes
300
a space-based telescope that detects X rays
What is chandra X-rays observatory
400
Is the time required for the earth for the earth to route once around its axis
What is day
400
Is made up of all of the wavelengths of electromagnetic radiation
What is electromagnetic spectrum
400
The line where the sky and the earth appear to meet
What is horizon
400
in hours eastward from the vernal equinox
What is right ascension
400
is infared unblocked or blocked
What is unblocked
500
Who was Ptolemy
A greek astronomer
500
What is the gamma ray
What is the smallest
500
The distance light travels
What is light-year
500
astronomers must have a _________ _________ of discribing a stars location
What is common method
500
collects light nand forms animage at the back of the telescope
What is objective lens