Ocean 115 - Introduction to Oceanography » Spring 2022 » Asteroids

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Question #1
What do impact sites provide?
A.   igneous rocks
B.   minerals
C.   a way to figure out how all craters
D.   windows into Earth’s past
Question #2
What could the Washington Monument fit in?
A.   the Green River Valley
B.   Capitol Hill
C.   an asteroid
D.   the hole in Arizona
Question #3
What caught Barrenger’s attention?
A.   pure oxygen
B.   the size of the hole
C.   pure iron
D.   purple colored rocks
Question #4
What brought interest back to Meteor Crater?
A.   All of the answers are correct.
B.   pure iron
C.   rocks ground up to a fine powder
D.   overturned rocks
Question #5
How was the age of Meteor Crater calculated?
A.   radiometric dating
B.   relative dating
C.   thermo luminescent dating
D.   radiocarbon dating
Question #6
What does Sudbury, Canada have?
A.   thick veins of gold and silver
B.   thick veins of gold
C.   thick veins of silver
D.   thick veins of copper and nickel
Question #7
Iridium is how much more common in space than on the Earth's surface?
A.   10,000 times
B.   500 times
C.   100 times
D.   1000 times
E.   10 times
Question #8
How big is the Sudbury Impact Site? What was the size of the asteroid that caused the impact site?
A.   biggest in the world; size of Mt Rainier
B.   second biggest in the world, size of Mt Hood
C.   second biggest in the world, size of Mt Everest
D.   third biggest in the world, size of Mt. Shasta
E.   third biggest in the world, size of Mt. Everest
Question #9
How does oil relate to asteroid impacts?
A.   seals the rock trapping oil
B.   seals the rock making it impermeable for fluids
C.   fractures the rock making it impermeable for fluids
D.   fracures the rock making it porous for fluids
Question #10
What is the change in magnetism in the charcoal layer in the Ohio Sheridan cave versus the layer below?
A.   fifty
B.   seven
C.   five
D.   three
E.   thirteen
Question #11
What happened to Comet Shoemaker-Levy?
A.   It hit Jupiter
B.   It began to orbit the Earth
C.   It hit Mars
D.   It hit Venus
E.   It hit Neptune
Question #12
How much of the Taiga forest was destroyed by the Tunguska air blast?
A.   413 square miles of forest
B.   830 square miles of forest
C.   1349 square miles of forest
D.   630 square miles of forest
Question #13
What are the type(s) of meteorites?
A.   All of the answers are correct.
B.   stoney
C.   stoney-iron
D.   iron
Question #14
What do meteorites tell us about the solar system?
A.   why the Sun is at the center
B.   All of the answers are correct.
C.   they are windows into the past giving us the age of the solar system
D.   why the Earth has more water than Mars
Question #15
What is the asteroid belt?
A.   a cloud of rock and dust between Venus and Earth
B.   a cloud of rock and dust between Jupiter and Saturn
C.   a cloud of rock and dust around Saturn
D.   a cloud of rock and dust between Mars and Jupiter
Question #16
What did the Murchison meteorites have inside them?
A.   cell walls that were organic
B.   ameobas
C.   bacteria
D.   organic compounds called amino acids
Question #17
What does this mean?
A.   life could have migrated to the Earth from Mercury
B.   life could have developed from the Sun
C.   life's seeds could have originated from space

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