Statistics for Life in the Cosmos

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General Stats

This quiz has been taken 21 times
The average score is 7 of 20

Answer Stats

Question	Answer	% Correct
How many planets within our Solar System have plate tectonics?	1	100%
The total mass of all existing asteroids is 1/--- of that of the Earth	1000	100%
What is the approximate lifetime of the Sun (in billions of years)?	10 Billion Years	100%
To the nearest billion years, how old is the Sun?	4.6 Billion Years	100%
How many of the terrestrial planets have iron cores?	all of them	100%
What is a small rocky body in the Solar System?	Asteroid	100%
Which of the following stars is the hottest? M7, A0, G6, B4	B4	100%
LIfe on Mars is most likely to be found: in the atmosphere/ on the surface/ beneath the surface / near the centre ?	Beneath	100%
What is the most abundant element within nebulae?	Hydrogen	100%
Less massive stars have longer/shorter/similar lifetimes to more massive stars?	longer	100%
What is the most abundant gas in the atmosphere of Titan?	Nitrogen	100%
What is the name of the process in which a number of smaller nuclei combine to form a larger nucleus with the release of energy?	Nuclear Fusion	100%
Where is the Sun within the Milky Way Galaxy?	Orion Arm (within the disk)	100%
The Sun will end its life by becoming a ...	White Dwarf	100%
What temperature is required for the proton-proton cycle to occur?	10 million Kelvin	50%
What is an object composed mainly of dust and ice that comes from the outer solar system towards the Sun?	comet	50%
Beneath the surface or which moon of Jupiter is there the strongest evidence for the existence of a subsurface ocean of liquid water?	Europa	50%
The trapping of infrared radiation from the Earth's surface by greenhouse gases like carbon dioxide, methane, and water is knows as the --- Effect	Greenhouse	50%
Rocks are found on the surface of another planet which appear to have been formed from the solidification of molten lava. Given this, they are most likely to be classified as ...	Igneous	50%
What object is at the centre of the Solar System in Copernicus' System?	The Sun	50%
The residual polar caps on Mars are made of --- ice	Water	50%
Which terrestrial planet(s) other than Earth have magnetic fields?	Mercury	33%
Life probably did not originate on the land surface because of the lack of the --- Layer	Ozone	33%
What is the spectral type of the Sun?	G2	25%
The large water erosion features on Mars appear to be --- billion years old	2 - 3	0%
What is the surface temperature of the Sun in K?	5778K	0%
An Object with insufficient mass to sustain nuclear fusion in their cores is a ...	Brown Dwarf	0%
The K-T boundary separates which two periods in Earth's history?	Cretaceous and Tertiary	0%
interstellar clouds that contain a very high concentration of dust are known as ...	Dark Nebulae	0%
An organism that thrives in physically or geochemically extreme conditions is named an ...	Extremophile	0%
Where does the water that formed many of the erosion features seen on Mars appear to have originated?	from beneath the surface of the planet	0%
What is the name given to the model describing the formation of the Moon?	Giant Impact Model	0%
The range of distances from a star where liquid water can be stable on the surface of a suitable planet is known as the ...	Habitable Zone	0%
The most abundant element in the human body by number of atoms is ...	Hydrogen	0%
Jovian moons are typically made of rock and ---	ice	0%
The point in a solar system beyond which that hydrogen compounds condense into solid ice grains is known as ...	ice line	0%
Stars are born from condensationsin the ...	Interstellar medium	0%
During what period were most of the Moon's craters formed?	Late Bombardment (>3.5 b.y.a)	0%
The mass of a planet measured using the Doppler shift method could be less than / greater than / either / exaclty its true value	less than	0%
The Hertzprung–Russell diagram is a plot of ...	luminosity against temperature	0%
The most convincing piece of evidence suggesting that Europa has a subsurface ocean is the	magnetic field of Jupiter is able to induce a magnetic field in Europa consistent with a salty ocean beneath its crust	0%
What is a small particle from a coment or asteroid that orbits the Sun?	Meteoroid	0%
In what present day country did the asteroid that is believed responsible for the extinction of the dinosaurs hit the surface of the Earth?	Mexico	0%
For the transit of an extrasolar planet to be observed, the orbital plane of the planet has to be aligned along ...	our line of sight	0%
What is the most abundant element by mass in the human body?	Oxygen	0%
Cells that lack a nucleus are called ...	Prokaryote	0%
The basic process of nuclear fusion in stars is known as the ...	Proton Proton Cycle	0%
An unstable nucleus that spontaneously decays to produce highenergy particles and radiation is known as ...	Radioactive	0%
Which EM waves are the most efficient way to communicate between civilizations?	Radio Waves	0%
What does SETI stand for?	Search for Extraterrestrial Intelligence	0%
Unlike the Earth, Venus does not have a protective magnetic field because of its ...	Slow Rotation	0%
The main chemical building blocks of life, C, H, O, and N were formed in ...	Stars	0%
Layers of sediment that once contained colonies of ancient microbes are called	Stromatolites	0%
What characteristic allows TItan to have an atmosphere whereas the similarly sized Mercury does not?	tempertaure (Titan is cooler)	0%
What must be reduced in the disk around the forming Sun for planets to form?	Turbulence	0%
Which geological features are believed to have been the main source of the Earth's oceans and atmosphere?	Volcanoes	0%
What geological features have removed craters from the Martian surface in the past?	Volcanoes	0%
How is the “Fermi Paradox” normally stated?	"Where is everybody?"	0%