The Life Of A Star
Galaxies and Star Stystems
Telescopes
Characteristics of Stars
Vocabulary
100
What is the first stage in the life of both stars?
A Nebula
100
What are the three main types of galaxies?
The spiral, elliptical, and irregular galaxies
100
What is a telescope?
It is a device that makes distant objects look closer
100
What is the rap we made up this year about the characteristics of the stars?
BTSC (squared) How we classify stars
100
What is parallax?
Parallax is used to measure distances to nearby stars
200
What is the second stage in the life of a low-mass star?
A Low-mass protostar
200
Where is our solar system located?
In the Milky Way
200
Who made the telescope famous?
Galileo
200
What does the brightness of a star depend on?
It depends on the size and temperature of the star
200
What is a star's absolute brightness?
It is the brightness that the star would have if it were at a standard distance.
300
What is the fourth stage in the life of a high-mass star?
A Supergiant
300
What is a globular cluster?
It is large groupings of older stars
300
What are the two kinds of electromagnetic waves that you might expierience every day?
Visible light and Infarred radiation
300
What is the H-R diagram used for?
It is used for finding the surface temperatures of stars and their absolute brightness
300
What is a reflecting telescope?
It is a telescope that uses a curved mirror to collect and focus light
400
What is the last stage of the life of a low-mass star?
A Black Dwarf
400
What are star systems?
They are members of groups of two or more stars
400
What is the difference between a reflecting and a refracting telescope?
Reflecting has a curved mirror and the refracting telescope has a flat mirror
400
What are the imaginary patterns in the sky that we see every night?
They are called constellations.
400
What is a star's apparent brightness?
It is its brightness as seen from Earth
500
What are the two last stages of the life of a high-mass star?
The Nuetron star and the Black hole
500
What does the Milky Way look like?
It looks milky or hazy
500
Who made the first reflecting telescope?
Isaac Newton
500
What instrument do astronomers use to measure distances between stars?
Light years
500
What is a spectrograph?
It is a device that breaks light into colors and produces an image of the resulting spectrum.
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