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Quiz Astronomy & Cosmology
by
Simmy8
Simmy8
1 793 played -
10 yrs ago
Based on Khan Academy Science and Cosmology Videos
A summary is posted at the website link and at myonlinehomeschool. blogspot.com
QUIZ
30 QUESTIONS
medium
1
The _________ is 109 x the circumference of the Earth
Sun
Moon
Jupiter
Pluto
2
150 million Km is __________ or the distance of the earth from the sun
5 Astronomical Units or 5 AU
1 Astronomical Units or 1 AU
10 Astronomical Units or 10 AU
100 Astronomical Units or 100 AU
3
It takes __________ for light to travel from the Sun to the Earth
8 minutes
8 hours
2 days
1 light year
4
________ is considered a dwarf planet and is located within the Kuiper belt
Sedna
Mercury
Pluto
Jupiter
5
The largest planet is__________
Earth
Mars
Saturn
Jupiter
6
The _____________ is speculated to be about 1 light year from the sun
Kuiper Belt
Van Allen Belt
Oort Cloud
Asteroid Belt
7
The _______________ is super high velocity particles of electrons and protons projected from the Sun traveling at 400 km/sec
Shock Wave
Solar Wind
Heliosphere
Bow Shock
8
The ____________ is where the velocity of the forces of the sun particles slow because of hydrogen and helium
Bow Shock
Heliopause
Helioshock
Solarpause
9
The four space telescopes in the NASA Great Observatories program are :
Hubble, Chompton, Candy, Spritzer
Hubble, Compton, Chandra, Spitzer
Hubble, Chomper, Chander, Spritter
Hubble, Compter, Chandler, Spritzer
10
Voyager 1, now located as of 2012 in the heliosheath may become the first manmade object to ever______________
Leave the galaxy
Crash into the sun
Leave the solar system
Reach the nearest star Proxima Centauri
11
Scientists think that a super dense _____________ is at the center of our galaxy
Star System
Black Hole
White Hole
Red Giant
12
There are about ____________ stars in the Milky Way Galaxy
Three thousand
A trillion
200-400 million
200-400 billion
13
The nearest large galaxy, the ____________ galaxy has trillions of stars
Andromeda
Proxima Centauri
Virgo Supercluster
Centauri
14
It is about _____________ to the edge of the known or visible universe
13 million light years
100 million AU
10, 000 kilometers
13 billion light years
15
The objects at the edge of the known universe are now about 40 or 45 billion light years away due to _____________
Inflation
Expansion
Compression
Curvature
16
The prevailing theory of how the universe began is the_______________
M Theory
Big Chill
Big Bang
String Theory
17
The Big Bang theory is that the Universe began as an infinitely small ____________ and expanded from there
Singularity
Atom
Nebula
Black Hole
18
Alan Guth proposed that there was a major period of ____________ to account for the issue of "homogeneity" in the Big Bang Theory
Compression
Inflation
Consistent Expansion
Warping of Space-Time
19
We know that the universe
Is curved
Has an edge
Has a round shape
Has a finite volume
20
At ______________ there is enough pressure and temperature for fusion to occur in a star.
1000 degrees Farenheit
10 million Kelvin
1 million Kelvin
100 million Kelvin
21
Our Sun is a ________________ star, super high pressure and temperature keeps it from collapsing as the gravitational force is offset
Red Giant
White Dwarf
Main Sequence
Quasar
22
A ___________ is an interstellar gas or cloud of Hydrogen gas which is a breeding ground for the birth of stars
Nebula
Black Hole
Worm Hole
White Hole
23
The apparent change in position because of the change in line of sight is called__________
Red Shift
Doppler Effect
Parallel
Parallax
24
A ____________ is the distance of something that has a parallax angle of 1 arc second
Parsel
Parsec
Hubble Constant
Red Shift
25
If a star is more than 20 x the size of our sun, it will eventually turn into a ________
Quasar
White Dwarf
Red Giant
Black Hole
26
63, 115 au = _________
100 Light Years
10 Light Years
1 Light Year
1000 Kilometers
27
We know whether a star's brightness is because it is closer or because it is brighter because of the work of Henrietta Swan Leavitt and her work with ____________
Cepheid Variables
Quasars
Parallax
The Doppler Effect
28
There are two types of black holes__________ and _____________
Gravitational and Supermassive
Stellar and Supermassive
Quasars and Dwarfs
Stellar and Gravitational
29
Scientists say that the Milky Way has a black hole at the center because of
Good empirical evidence based on observations of Sagittarius A
They are guessing
Objects spin slower near the center of the Milky Way
Scientists have observed it with the IBEX telescope
30
______________ is the change in frequency of a wave or other periodic event fo ran observer moving relative to its source.
Parallax
The Hubble Effect
The Doppler effect
The Accretion Disk effect
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