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.   igneous rocks
D.   minerals
Question #2
What could the Washington Monument fit in?
A.   the hole in Arizona
B.   Capitol Hill
C.   an asteroid
D.   the Green River Valley
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.   overturned rocks
B.   All of the answers are correct.
C.   pure iron
D.   rocks ground up to a fine powder
Question #5
How was the age of Meteor Crater calculated?
A.   relative dating
B.   thermo luminescent dating
C.   radiometric dating
D.   radiocarbon 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
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.   500 times
C.   1000 times
D.   100 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.   third biggest in the world, size of Mt. Shasta
B.   biggest in the world; size of Mt Rainier
C.   second biggest in the world, size of Mt Hood
D.   third biggest in the world, size of Mt. Everest
E.   second biggest in the world, size of Mt Everest
Question #9
How does oil relate to asteroid impacts?
A.   fracures the rock making it porous for fluids
B.   seals the rock trapping oil
C.   fractures the rock making it impermeable 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.   five
B.   three
C.   fifty
D.   thirteen
E.   seven
Question #11
What happened to Comet Shoemaker-Levy?
A.   It hit Neptune
B.   It hit Venus
C.   It hit Mars
D.   It began to orbit the Earth
E.   It hit Jupiter
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.   stoney-iron
B.   stoney
C.   All of the answers are correct.
D.   iron
Question #14
What do meteorites tell us about the solar system?
A.   why the Sun is at the center
B.   they are windows into the past giving us the age of the solar system
C.   why the Earth has more water than Mars
D.   All of the answers are correct.
Question #15
What is the asteroid belt?
A.   a cloud of rock and dust between Mars and Jupiter
B.   a cloud of rock and dust around Saturn
C.   a cloud of rock and dust between Venus and Earth
D.   a cloud of rock and dust between Jupiter and Saturn
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's seeds could have originated from space
C.   life could have developed from the Sun

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