Exploring The Solar System Question Preview (ID: 46385)
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Which statement is true about the temperature of stars?
a) the coldest stars are blue and the hottest stars are red
b) the coldest stars are white and the hottest stars are yellow
c) the coldest stars are red and the hottest stars are blue
d) the coldest stars are yellow and the hottest stars are white
When deciding if a place beyond Earth holds any possibility for life, which two things are most looked for by astrobiologists?
a) liquid water and oxygen
b) frozen water and oxygen
c) liquid water and carbon
d) frozen water and carbon
A space probe is a spacecraft that ____.
a) completes only one orbit
b) built and launched by humans and gathers information and sends it back to Earth
c) orbits Earth
d) is the ISS
The gas giants are mostly made of ____.
a) helium and hydrogen
b) hydrogen and oxygen
c) hyrdogen and carbon
d) hydrogen and nitrogen
An artifical satellite is a spacecraft that ____.
a) completes only one orbit
b) designed to like a moon
c) is built by humans and orbits another object
d) is naturally occurring
Which planet has the largest volcano in the solar system?
a) Earth
b) Mars
c) Mercury
d) Venus
On a long trip, what do spacecrafts do to supply astronauts with oxygem?
a) They must carry all the oxygen they need with them in tanks as a gas.
b) They have a small forest on board to recycle air.
c) They stop at other planets that contain oxygen to refresh oxygen reserves.
d) They pass electric current through water and separate oxygem from the hydrogen.
Which planet has the fastest winds in the solar system?
a) Neptune
b) Earth
c) Jupiter
d) Uranus
Spacecrafts and space suits shield astronauts from which of the following?
a) solar radiation
b) solar particles
c) gravity
d) both solar radiation and particles
To which planets have scientists sent space probes?
a) Venus and Mars
b) Mars and Pluto
c) Venus and Pluto
d) Earth and Pluto
The Sun's energy comes from _____.
a) solar flares
b) nuclear fission
c) nuclear fusion
d) solar stoms
Organisms on Earth receive energy from _____.
a) the Earth itself
b) the Sun
c) chemicals
d) water
How does the atmosphere protect life on Earth?
a) maintains temperature
b) burns up meteoroids
c) absorbs radiation
d) all of the above
How is the power provided to the ISS?
a) nuclear fusion
b) batteries delivered by each new crew
c) wind power
d) solar power
People from which country build the ISS?
a) the Unites States of America
b) the former Soviet Union
c) over 15 nations including the US and Soviet Union
d) China
Space stations are _______.
a) satellites
b) space probes
c) rockets
d) space ships
rounded like an egg
a) spherical
b) elliptical
c) tetrahedral
d) diagonal
an object in space made of burning gas
a) jovian planet
b) sun
c) planetoids
d) terrestrial planets
the pieces that are left after something has been destroyed
a) dross
b) dregs
c) detritus
d) debris
any one of the very large groups of stars that make up the universe
a) Milky Way
b) universe
c) solar system
d) galaxy
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