Geog Sept 22
EC- The Electrons in Magnatite (FeO) all orbit in the same direction
-The process of a plate that is driven under another is called subduction
-Hawaii is a hot spot island chain which means the plate is being hold underneath
the hot spot
Geology November 6th
Deep time Ch. 10
-Hadean (Hot)- 3.8 Bya Cratons (pro-continent)- molten lava age- hard for things to
survive in this age- the atmosphere
Mass extinction leads to speciation
Universe/ how our planet came to be
-theories there might be more
- matter- smaller units of the uni
-we live in the milky way
-black whole in the middle of the universe
-13.7 BYO (billion year
Geology November 13th
1. Where does O2 (oxygen in the atmosphere come from)?
2. whats a BIF (banded iron form) Why is it important?
-as oxygen started to get into the atmosphere iron became silver to red
3. t or f Chemosynthetic on Earth was/is ra
Geol Sept 8th
Ec Plutos moon is named Charon
-What is a cloud of dust and gas in space called?
-The big bang occurred when?
-Whats the age of the star system?
-Large stars that live fast and die pretty are called- Super Nova- Fission happens
after super n
Geology November 10th
EonEraPeriod- broken down- cambrean,
- what killed dinosours- astroids
- great dying- 95%
- diversity of mass extinctions- its decrease, then increases and oicks right
back up again
- Atmosphere after 1.8 BYA
On the Origins of Specie
Where is uridium found and why did it kill the dinisours?
photosynthetic life forms after sianobacteria (on the chart)
the levels of oxygen raised before the Cambrian
what happens after mass extinctions?
-evolution of new organisms
what gass fou
Geog Sept 18th
EC- The Opposite of Magnetism is Electricity
-Subatomic particles found in an atoms nucleus are protons and neutrons
-Which subatomic particles act as an elements DNA-Protons
-The most common elements on the solar system are- hydrogen and h