6th grade astronomy review

29 terms by jgoddard1

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astrology

the study of stars to predict the future

astronomy

the study of stars and heavenly bodies to learn more about them

planetarium

a domed theater with a projector for studying fake stars and heavenly bodies

observatory

a domed building with a telescope for studying real stars and heavenly bodies

radio telescope

a telescope that picks up sound waves from very distant stars

sun

the nearest star

alpha centauri

the nearest star outside of our solar system

sirius

the bright star in the night sky

light year

how far light can travel in one is year is called

93,000,000 miles

how far away is our sun

6,000,000,000,000 miles

what is one light year equal to

cepheid

a star that changes from bright to dim in a pattern

super nova

a star that suddenly gets very bright and explodes

double stars

two stars that orbit each other and look like one

thermocouple

an instrument used to find out the temperature of a star

red

what color are the coolest stars

blue-white

what color are the hottest stars

11,000 F

What is the temperature of yellow stars

oldest stars

what kind of stars are red

youngest stars

what kind of stars are blue-white

spectroscope

an instrument with a prism used to find out what elements are in a star

star

a hugh ball of glowing gas

5

how many different sizes of stars are there

you can see more and it looks brighter

what are two reasons why its better to use a telescope for studying stars

medium, dwarf, giant, neutron star, super giant

what are the 5 sizes of stars

blue-white, yellow, red, orange

what are the 4 colors of stars

age and surface structure

what are the two things that determine the color of a star

nova

when a str suddenly gets a thousand times brighter than before

super nova

a star that gets very bright then explodes

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