Unit 3 Quiz 1 - Early Earth and Plate Tectonics

violent and chaotic with constant meteor and asteroid bombardment; toxic and noxious atmosphere; no life

• transform

• Early Earth

• seafloor spreading

• cyanobacteria

Tags

NGSS.HS-ESS1-6

dome shaped rock made from cyanobacteria; some of the oldest fossils in the world

• stromatolites

• zircon

• iron banded formations

• convection current

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

layers of rock and iron rust formed as oxygen increased in the atmosphere

• stromatolites

• iron banded formations

• zircon

• seafloor spreading

Tags

NGSS.MS-ESS1-4

mineral that cooled quickly as oceans began forming on Earth

• stromatolite

• iron banded formation

• zircon

• crust

blue-green algae that most likely was the first organism to evolve on Earth; performs photosynthesis

• stromatolites

• zircon

• banded iron formations

• cyanobacteria

Tags

NGSS.MS-LS1-6

producers use light and carbon dioxide to make food and oxygen; most of the oxygen in the atmosphere is formed from this process

• seafloor spreading

• early Earth

• photosynthesis

• chemosynthesis

Tags

NGSS.MS-LS1-6

A dense sphere of solid iron and nickel at the center of Earth (hottest and densest layer)

• inner core

• outer core

• mantle

• crust

the liquid layer of the Earth's core that lies beneath the mantle and surrounds the inner core

• inner core

• outer core

• mantle

• crust

The layer of hot, semi-solid material between Earth's crust and core (convection currents move the crust)

• inner core

• outer core

• mantle

• crust

Earth's outermost layer where life is found and physical features (continental and oceanic)

• inner core

• outer core

• mantle

• crust