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Q 1/36
Score 0
a star system with two stars.
120
binary star
Q 2/36
Score 0
a binary star system in which one star sometimes blocks the light from the other
30
eclipsing binary
36 questions
Q.
a star system with two stars.
1
120 sec
Q.
a binary star system in which one star sometimes blocks the light from the other
2
30 sec
Q.
a huge group of single stars, star systems, star clusters,dust and gas bound together by gravity.
3
30 sec
Q.
a galaxy with a bulge in the middle and arms that spiral outward in a pinwheel pattern.
4
120 sec
Q.
a galaxy shaped like a round or flattened ball, usually containing older stars.
5
30 sec
Q.
a galaxy that does not have a regular shape.
6
30 sec
Q.
all of space and everything in it
7
120 sec
Q.
stars that are members of groups of two or more stars
8
30 sec
Q.
the universe formed in an enormous explosion about 10 to 15 billion years ago
9
120 sec
Q.
A telescope that uses convex lenses to gather and focus light into a small area
10
30 sec
Q.
A telescope that uses a curved mirror to collect and focus light onto a small area
11
30 sec
Q.
A reflecting telescope that orbits above Earth's atmosphere
12
120 sec
Q.
An instrument that collects and records radio waves traveling through space and can be used day or night under most weather conditions
13
30 sec
Q.
the brightness a star would have if it were at a standard distance from Earth
14
120 sec
Q.
the distance that light travels in one year, about 9.5 million million kilometers
15
30 sec
Q.
a graph relating the surface temperatures and absolute brightness of stars
16
30 sec
Q.
a diagonal area on an H-R diagram that includes more than 90% of all stars
17
30 sec
Q.
a device that breaks light into colors and produces an image of the resulting spectrum and are used by astronomers to determine the chemical compositions and temperatures found in stars
18
30 sec
Q.
A group of stars that form a pattern in the sky
19
30 sec
Q.
light which can be seen by your eyes
20
30 sec
Q.
energy that travels through space in the form of waves
21
30 sec
Q.
The distance between crests of waves
22
30 sec
Q.
a range of different colors with different wavelengths
23
30 sec
Q.
a building that contains one or more telescopes
24
30 sec
Q.
an apparent shift in the position of an object when viewed from different locations
25
30 sec
Q.
a very large star, much larger than the sun
26
30 sec
Q.
the brightness of a star when viewed from Earth
27
30 sec
Q.
the amount of stuff in an object
28
30 sec
Q.
the birth place of a star - a large amount of gas and dust spread out in immense volume
29
30 sec
Q.
after a massive star dies, it's a body of space so dense that nothing can escape its gravity
30
30 sec
Q.
when a star runs out of fuel, the blue white hot core of the star that is left behind after the outer parts grow bigger and drift out into space
31
30 sec
Q.
stars that produce radio waves
32
30 sec
Q.
A sphere of hot gas, mostly made of hydrogen
33
30 sec
Q.
the earliest stage of a star's life
34
30 sec
Q.
explosion of a giant star
35
120 sec
Q.
the remains of high-mass stars after a supernova; they are smaller and denser than white dwarfs
