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.   a way to figure out how all craters
C.   minerals
D.   igneous rocks
Question #2
What could the Washington Monument fit in?
A.   an asteroid
B.   the hole in Arizona
C.   the Green River Valley
D.   Capitol Hill
Question #3
What caught Barrenger’s attention?
A.   pure oxygen
B.   pure iron
C.   purple colored rocks
D.   the size of the hole
Question #4
What brought interest back to Meteor Crater?
A.   rocks ground up to a fine powder
B.   overturned rocks
C.   pure iron
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 gold and silver
B.   thick veins of silver
C.   thick veins of copper and nickel
D.   thick veins of gold
Question #7
Iridium is how much more common in space than on the Earth's surface?
A.   1000 times
B.   500 times
C.   100 times
D.   10,000 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.   second biggest in the world, size of Mt Everest
B.   third biggest in the world, size of Mt. Everest
C.   second biggest in the world, size of Mt Hood
D.   third biggest in the world, size of Mt. Shasta
E.   biggest in the world; size of Mt Rainier
Question #9
How does oil relate to asteroid impacts?
A.   seals the rock trapping oil
B.   fractures the rock making it impermeable for fluids
C.   fracures the rock making it porous for fluids
D.   seals the rock making it impermeable for fluids
Question #10
What is the change in magnetism in the charcoal layer in the Ohio Sheridan cave versus the layer below?
A.   thirteen
B.   seven
C.   fifty
D.   three
E.   five
Question #11
What happened to Comet Shoemaker-Levy?
A.   It hit Mars
B.   It began to orbit the Earth
C.   It hit Neptune
D.   It hit Jupiter
E.   It hit Venus
Question #12
How much of the Taiga forest was destroyed by the Tunguska air blast?
A.   830 square miles of forest
B.   413 square miles of forest
C.   630 square miles of forest
D.   1349 square miles of forest
Question #13
What are the type(s) of meteorites?
A.   All of the answers are correct.
B.   iron
C.   stoney-iron
D.   stoney
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 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.   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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