Evolution of Fluid sphere and Atmosphere

What factors affected outgassing for the early Earth?

• temperature

• pressure

• mass

• density

Tags

NGSS.HS-ESS1-6

As the magma from the mantle rose to the surface of the early Earth, what allowed the outgassing of water vapor?

• high pressure of rock

• high temperature of atmosphere

• lower pressure of the atmosphere

• lower temperature of the rock

Tags

NGSS.HS-ESS1-6

There are multiple hypotheses about where the water on Earth came from. Which one was proposed by a team in Tokyo?

• Water escaped from the mantle

• Water escaped from the core

• Water came here from the Late Heavy Bombardment period

• Water came from 3 big comets

Tags

NGSS.HS-ESS1-6

Where do we see outgassing happening today?

• volcanoes along subduction zones (where plates descend downward)

• mid-ocean ridges

• hot spots

• mountians

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

After the Earth began to cool, what chemical compounds were common in the early atmosphere?

• water vapor

• carbon dioxide

• methane

• ammonia

Tags

NGSS.HS-ESS1-6

What was the source of iron in the early oceans of the Earth?

• accretion

• hydrothermal vents

• orogeny

• weathering

Tags

NGSS.HS-ESS1-6

What are the major elements in the geosphere?

• hydrosphere

• iron

• chromium

• silica

Where did banded iron formations first begin to form?

• oceans

• atmosphere

• mountians

• limestone deposits

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-1

What was the source of oxygen on the early Earth?

• trees

• grasses

• bacteria

• cyanobacteria

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

What type of creatures are cyanobacteria?

• phototrophs

• chemotrophs

• heterotrophs

• homotrophs

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5