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study notes the uni.
the universe study notes
Question | Answer |
---|---|
What is the authors purpose | to inform |
In the first paragraph in pg.152 who is the closet neighbor to earth | moon |
what is the main idea of the first paragraph in pg.152 | is to show the distances in space |
stars are born within nebulas. true or false? | true |
Young stars are always brighter than the sun.true or false | false |
when stars are older they become red giants.true or false? | true |
what generalization can be made about the formation and life cycle of stars?A)Young stars are always brighter than the sun.B)New stars are always found at the top of nebulas. c)some stars never become red giants.d)some starsgrow ata faster rate thanothe | D = some stars grow at a faster rate than others |
KNOW WHAT SMALL PICTURE IN P.156 SHOWS | STUDY!!!!!!!!!!!!!!!!! |
What is big in section;and infinite in size | Universe |
what is the milky way called | Galaxy |
section of the universe | Milky Way |
our section of galaxy 9 planets and sun | Solar System |
why is our planet considered the lonely part | our part of the galaxy in our solar system has very few stars placed near us. |
what are the 4 types of galaxies | spirals,ellipticals,barred spirals,and irregulared shaped. |
disk shaped;older stars in center and younger stars in arms | spirals |
most common;shaped like eggs | ellipticals |
central stars from bar | barred spirals |
rarest'dont fit pattern | irregular shaped |
what are the most common | ellipticals |
what are the most rarest | irregular shape |
what do they need to see far away galaxies | radio telescope |
why do they need the radio telescope | to see the far away galaxies before the light fades before reaching the earth |
when are quasars produced | produced from radio and light waves and when stars vanish into a black hole |
why does the author think we are at the golden age of discovery? | we have discovered many new things and because of the technology we have and we still have more to discover |