Download ASTRONOMY WEBQUEST…… EXPLORE THE UNIVERSE

ASTRONOMY WEBQUEST…… EXPLORE THE UNIVERSE
Use the suggested websites to answer the following questions.
Use the text book starting on page 47 if you need extra resources.
General Astronomy
http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question19.html
What is a light year?
What is a parsec?
What is an astronomical unit?
Stars
http://library.thinkquest.org/26220/stars/formation.html
What is a nebula (click on protostars)?
How are stars born?
What happens to stars as they age?
What are red giants?
What is a white dwarf?
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Lifecycle of a Star
Stars are made mainly from the gases _____________ and ______________.
Describe the stages of a star’s life cycle in the correct order.
What is a supernova?
What are the possible end-products of a supernova?
http://library.thinkquest.org/26220/stars/formation.html
What is apparent magnitude?
What is absolutely magnitude?
Universe - http://starchild.gsfc.nasa.gov/docs/StarChild/universe_level2/universe.html
Using the website find the following box and Click on the topics to find your answers:
The Milky Way
Galaxies
Quasars
Stars
Black Holes
Cosmology
Dark Matter
Dark Energy
What is a black hole?
Quasar is short for…
How much energy do quasars give off?
What gives a star its light?
Sketch 3 types of Galaxy. Indicate which one most closely resembles our galaxy.
Read the following background on how the universe began (page 61 in text), and how
galaxies merge and collide. Give a brief explanation.