TerraLuna #1 Question Preview (ID: 31402)
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________________________, such as meteors, asteroids, comets, could hit both Earth and the Moon, but Earth’s atmosphere prevents many of them from reaching the ground
a) Rocks
b) Objects
c) Impactors
d) Debris
Magma creates geological structures as it flows across planetary landscapes.
a) True
b) False
c)
d)
The density of materials determines where they are found in the crust.
a) True
b) False
c)
d)
Magma was thought to have covered the Moon _______ billion years ago.
a) 3.5
b) 4.0
c) 4.5
d) 5.0
Stratigraphy is:
a) the strategy for studying the moon
b) the study of rock layering
c) studying the location of impact craters
d) none of the above
What are two ways craters are formed?
a) volcanoes erupting and impact of a projectile on surface
b) impact of a projectile on surface and the top of a volcano collapsing creating a caldera
c) top of a volcano will collapse creating a caldera and an explosion of gases trapped underground
d) none of the above
The size of a crater depends upon:
a) the mass of an impactor
b) the velocity of an impactor
c) kinetic energy
d) all of the above
Sedimentary rocks are formed:
a) by cementing, compacting, and hardening existing rock or the bones, shells, and pieces of living things
b) from molten liquid minerals that lie beneath the earth’s crust
c) by movement of tectonic plates
d) by applying pressure and temperature to existing rock
Igneous rocks are formed:
a) by cementing, compacting, and hardening existing rock or the bones, shells, and pieces of living things
b) from molten liquid minerals that lie beneath the earth’s crust
c) by movement of tectonic plates
d) by applying pressure and temperature to existing rock
The atmosphere also causes craters on Earth to ________________________ more quickly.
a) form
b) weather
c) appear
d) none of the above
What are the factors that affect appearance of impact craters and ejecta?
a) A) size and velocity of impactor and geology of target surface
b) B) the geology to the target surface and the aliens shooting the impactors at the planet or moon
c) both A and B
d) neither A nor B
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