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86 Cards in this Set
- Front
- Back
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What is the first step of the scientific method?
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Identify the problem
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What must an experiment be to be valuable?
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Repeatable
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What is mass?
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The amount of matter an object has
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Who was the first American in space?
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Alan Shepard
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What is an AU?
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Astronomical Unit - distance from the Earth to the Sun - 93 million miles
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Who was the first man in space?
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Yuri Gagarin
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How many km is a light year?
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10 trillion km
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Who was the central European credited with the heliocentric model of the solar system?
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Copernicus
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How many recognized constellations are there?
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88
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What are "unrecognized" constellations?
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Asterisms
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What is a zenith?
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It is the point directly above something
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The name of the first US manned space mission?
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Mercury
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Which mission landed on the moon?
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Apollo
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Who was the first man to orbit earth?
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Yuri Gagarin
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What exact mission landed on the moon?
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Apollo 11
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Name two of the North Stars that we have had
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Polaris and Vega
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Which US president gave a speech stating that the US would land on the moon within the decade?
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Kennedy
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3 goals of Gemini
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1. Docking
2. Working as a team 3. Walking in space |
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What was the goal of Mercury?
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To see if we could survive in space
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Who was a spy for the church before being convince that science was correct about the universe?
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Kepler
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What astronomer was recently forgiven by the church?
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Galileo
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Who was the father of modern rocketry?
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Goddard
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3 advantages of reflecting telescope?
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1. see farther
2. collect more light 3. sturdier |
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3 advantages of refracting telescope?
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1. cheaper
2. easier to use 3. unobstructed light path |
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What was the first space station?
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Salyut
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First American space station?
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Skylab
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Longest lasting space station?
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Mir
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What was the first ballistic rocket?
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V2 or A4
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Who designed the first ballistic rocket?
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Van Braun
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Who went blind looking at the sun?
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Galileo
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What class is our sun?
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G2
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What did the Church do to Copernicus?
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They dug him up to torture and burn him
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What is the current theory of the formation of our solar system?
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Solar Nebular Theory
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What will our star become?
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Black Dwarf
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Where in the Sun is fusion initiated?
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The core
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Where on the Sun are spicules and sun spots found?
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Photosphere
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What part of the Sun is only visible during an eclipse?
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The Corona
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What part of the Sun's atmosphere do spicules reach into?
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Chromosphere
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Outside of the core, what is the hottest part of the Sun?
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Corona
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What part of the Sun is most like the Earth's mantle?
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The convective zone
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What element is our Sun producing?
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Helium
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What would explain a pulsating star?
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1. Part of binary system
2. Planets 3. Cepheid (dying star) |
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What is the heaviest element our Sun will make?
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Carbon
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What color star lives the longest?
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Red
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Where are stars born?
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nebulae
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What is the largest spectral class?
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O
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Which probe looked primarily at Saturn and its moons?
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Cassini
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Which probe has left the solar system?
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Voyager
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Which planet has two moons?
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Mars
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Name the planets with no moons
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Mercury and Venus
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What is the largest planet in the solar system?
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Jupiter
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Another name for event horizon
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Schwarzchild radius
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3 statements of the fermine paradox.
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Our methods flawed
haven't found anything yet life might be rarer than we thought |
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3 examples of dark matter
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stars
black holes planets we can't see black dwarfs black holes |
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where is the largest radio telescope found?
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Puerto Rico
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Where is the linked ray telescope
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New Mexico
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3 causes of Novas
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interaction between binary stars
helium flash planetary nebula CME |
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What is SETI's proposed spaceship
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Icharus
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3 good reasons for abandoning seti
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might not like what we find
possible there is nothing everything could have been destroyed by gamma rays |
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What is going to decide the end of the universe
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the amount of mass
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How is the universe most likely to end up?
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The Big Dark
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How large does a star have to be to supernova
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3 solar masses
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How big does a star have to be a neutron star
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1.4 solar masses
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List 4 places we have found exoplanets
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binary stars
population I stars as orphans white dwarfs anywhere but pop II stars |
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What is the smallest exoplanet found?
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1.4 times size of earth
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Where is the largest volcano in the universe?
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Mars
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How did the earth get a moon?
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Collision of a Mars size body, knocking off part of the earth's crust
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Where does it rain diamonds?
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Uranus
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What is the hottest planet?
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Venus
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Paying attention to shape and distance..contrast the oort cloud and the keiper belt.
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oort cloud is outside, keiper belt is on the ecliptic and it is eliptical, oort cloud is spherical
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Which moon is the largest?
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Ganymede
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What is right ascension?
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The astronomical equivalent of longitude
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List at least two moons that might have liquid water
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Encaldelus and Europa
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What is equivalent to latitude?
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Declination
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What asteroids are important to earth
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Appolos
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Which of Saturns moons have pools of natural gas?
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Titan
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Which moon is tectonically active?
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Triton
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Which moon besides ours have we landed on?
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Titan
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What is the most accepted theory for asteroid belt?
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Debris left from accretion that could not form a planet due to Jupiter's gravity?
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Where does a comet's tail point?
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Away from the sun
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Which moon looks like death star?
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Mimas
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Which moon was shattered and fused back together?
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Miranda
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What tide has two highs and two lows?
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Semi-diurnal
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What is the least dense planet?
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Saturn
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What has one high tide and one low tide?
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Diurnal tide
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Which planet has the greatest temperature variance?
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Mercury
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