Star Systems and Clusters

Galaxies
The Milky
Way
The Scale of the Universe
vocabs
100
how many stars does our galaxy have? name them
What is one ( the sun )
100
How many types of galaxies are there? Name them
What is 3 (Spiral, Elliptical, and irregular)
100
Our solar system is located in a spiral galaxy called what?
What is the milky way galaxy
100
the universe is larger than what
What is anything anyone could imagine
100
define binary stars
What is Star systems that have two stars
200
Most stars are members of groups of two or more stars that are called what?
What is star systems
200
A galaxy that appears to have a bulge in the middle and arms that spiral outward, like pinwheels are what kind of galaxy
What is Spiral Galaxies
200
Recent evidence suggests that the Milky Way is what type of galaxy
What is a barred-spiral galaxy instead of a standard spiral galaxy
200
Astronomers study objects as close as what and as far away as
What is the moon and quasars
200
define Eclipsing Binaries
What is A system in which one star periodically blocks the light from another is called an eclipsing binary
300
Star systems that have two stars are called what?
What is double stars or binary stars
300
The arms of the spiral galaxy contain what?
What is bright, young stars as well as gas and dust
300
On a summer night when you see the Milky Way you are looking at what
What is the center of our galaxy.
300
Astronomers study incredibly large object such as what
What is galaxies that are millions of light-years across.
300
define Open Clusters
What is a loose,disorganized appearance and contain no more than a few thousand stars and globular clusters which are large groupings of older stars.
400
The star systems with three stars are called what?
What is triple stars
400
Some spiral galaxies have a huge bar-shaped region of stars and gas that passes through their center what is the name of that galaxy
What is barred-spiral galaxies
400
why can’t you see the spiral shape of the Milky Way from Earth
What is because our solar system is inside the galaxy in one of the spiral arm
400
Each number is written as the product of a number between 1 and 10 in what
What is scientific notation
400
define Globular clusters
What is round and densely packed with stars.
500
By observing the gravity, astronomers can often tell what?
What is that there is a dim star in a binary system.
500
What type of galaxy have many bright, young stars and lots of gas and dust to form new stars
What is Irregular Galaxies
500
BONUS!!!!!! The center of the galaxy is about how many light years away
what is 25,000 light years away
500
The Milky Way is part of a cluster of 50 or so galaxies called what
What is the Local Group
500
define galaxy
What is is a huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity
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