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Chapter 22 review game 22.1 22.2 22.3 22.4 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 FJC 8 8 8 8 FJQ 9 9 9 9 FJA 10 10 10 10
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What is a meteoroid? 1 point back
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What is a meteorite? 2 points back
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How old is the Earth? 3 points back
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How old is the Moon? 4 points back
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Name one heat source for the early Earth (Not mentioned yet)?
5 points back
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Name one heat source for the early Earth (Not mentioned yet)?
6 points back
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Name one heat source for the early Earth (Not mentioned yet)?
7 points back
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Which mineral is stable commonly found in granite has been found to be 4.2 billion years old?
8 points back
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How did continuous bombardment by meteorites and asteroids affect the temperature and size of Earth?
9 points back
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How do radioactive isotopes produce heat?
10 points back
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How did the Earth’s crust form?
1 point back
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What is differentiation?
2 points back
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What was Laurentia? 3 points back
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What is a microcontinent?
4 points back
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What is the Precambrian shield?
5 points back
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What two elements form the Earth’s core?
6 points back
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Less dense materials do what on more dense materials?
7 points back
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Which is more dense, ocean crust of continental crust?
8 points back
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What is the seam called that forms when two microcontinents join together?
9 points back
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What was the name of the first super continent?
10 points back
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What were the two main gases in the early atmosphere?
1 point back
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Why is our atmosphere rich with Oxygen and nitrogen today?
2 points back
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What was the likely source of oxygen in the early atmosphere?
3 points back
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Did oxygen exist in the atmosphere during the Proterozoic
Did oxygen exist in the atmosphere during the Proterozoic? What is the evidence for this? 4 points back
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What volcano process lead to the Earth having an atmosphere?
5 points back
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What is a stromatolite? 6 points back
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What did water vapor form when it condensed?
7 points back
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When did the oceans form?
8 points back
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What page in your ESRT’s can you find mineral in formation?
9 points back
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What is the ocean crust made of?
10 points back
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How many amino acids were created in the miller-Urey experiment?
1 point back
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These are needed by RNA and DNA for reproduction in modern organisms?
2 points back
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What did the tungsten electrode simulate?
3 points back
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What was the primordial soup made of?
4 points back
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Sites where life may have originated?
5 points back
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May have been the first self-replicating molecules on Earth ?
6 points back
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These have been found in waters near hydrothermal vents?
7 points back
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Organism that is composed of a single cell and has no nucleus?
8 points back
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Organism that is composed of a single cell and has a nucleus?
9 points back
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Near the end of the Proterozoic, a major extinction of acritarchs may have been linked to what event? 10 points back
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Crust and continents Question
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What is the name of the North American core of Archean and Proterozoic rock?
Answer
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The Canadian Shield back
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