Ocean 115 - Introduction to Oceanography » Spring 2022 » Asteroids

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