Ocean 115 - Introduction to Oceanography » Spring 2022 » Asteroids

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

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