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