Ocean 115 - Introduction to Oceanography » Spring 2022 » Asteroids

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

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