Transcript Layers of the Earth Which layer is a solid ball due to

 Solar System Formation – Earth Formation
Layers of the Earth Review
The force of attraction between two objects
 Accretion
 solar wind
 gravity
The clumping together of smaller gas and dust
particles into larger objects
 Accretion
 Solar wind
 Gravity
A stream of charged particles from a star
 Accretion
 Gravity
 Solar wind
Nebula formed from a supernova and contains
heavier elements
 Terrestrial Nebula
 Gaseous Nebula
 Solar Nebula
Earth-like planets made of heavier elements
and compounds located closer to the sun
 Terrestrial Planets
 Gaseous Planets
 Solar planets
Planets consisting of lighter elements located
further from the Sun
 Terrestrial planets
 Gaseous planets
 Solar planets
Mineral compounds made of silicon and oxygen
that make up most of the inner planets crust
 Carbonates
 Silicates
 oxides
Left over frozen gaseous debris where dwarf
planets are found
 Kuiper Belt
 Oort cloud
 Asteroid belt
Outer boundaries of the Solar System where
comets form
 Kuiper Belt
 Oort cloud
 Asteroid Belt
Region between Mars and Jupiter containing
irregular shaped objects
 Oort Cloud
 Kuiper Belt
 Asteroid Belt
Layers of the Earth
Which layer is a solid ball due to high pressure?
A. THE CRUST
B. THE MANTLE
C. THE INNER CORE
D. THE OUTER CORE
Which layer is Earth’s Outer Rocky Surface?
 A. Inner Core
 B. Outer Core
 C. Crust
 D. Mantle
Which layer is semi molten and sits underneath the
crust?
 A. Inner Core
 B. Outer Core
 C. Crust
 D Mantle
Which layer is responsible for Earth’s
Magnetic Field?
 A. Inner Core
 B. Outer Core
 C. Crust
 D. Mantle
Ocean Crust is made of
 Granite
 Basalt
 Oxygen
 Silicate
Continental Crust is made of
 Granite
 Basalt
 Oxygen
 Basalt
Which is more dense?
 ocean crust
 continental crust
 Both are the same
Inner planets are _____ than outer planets
 A. Less dense, refractory and hotter
 B. More dense, volatile and cooler
 C. More dense, refractory and hotter
 D. Less dense, refractory and hotter
Solar winds caused
 A. Less dense material to be blown farther
 B. More dense material to be blown farther
Inner planets have
 Cores of silicate rock and iron/nickel crust
 Cores of granite and silicate rock crust
 Cores of iron/nickel and silicate rock crust
Outer Planets have
 Cores of silicate rock and crust of silicates
 Cores of gases and layers of granite
 Cores of silicate and layers of gases
True or False
 The asteroid belt lies between Mars and Saturn
 The Oort cloud is close to Neptune
 The Kuiper Belt contains Dwarf planets
 The Kuiper Belt is closest to Neptune
 Comets originate from the Oort Cloud
The iron catastrophe was responsible for
 Forming volcanoes
 Forming the core
 Forming water on the surface
Which Planets were formed by gravity
 Inner planets
 Outer planets
Which planets are cooler / lower melting
points?
 Inner Planets
 Outer Planets
Order of Earth Formation first 5 events
 Solar nebular, accretion, bombardment, iron
catastrophe & radioactive elements
 Solar nebula, accretion, bombardment, radioactive
elements & iron catastrophe
 Solar nebula, bombardment, accretion, iron
catastrophe & radioactive elements
Order of Earth formation, last 5 events
 Crust forms/ surface water, magnetic field forms,
planetesimal hits earth, volcanoes form, moon moves
away.
 Magnetic field forms, volcanoes form, planetesimal
hits earth, moon moves away & crust forms /surface
water
 Magnetic field forms, planetesimal hits earth,
volcanoes form, moon moves away, crust
forms/surface water
Minerals – T or F
 Man-made
 Organic
 Can be solid or liquid
 Definite crystal structure
 Definite chemical composition
The greatest percentage class of
minerals in the crust is
 Oxides
 Carbonates
 Silicates
Rock formed from magma
 Igneous
 Metamorphic
 Sedimentary
Rock formed from the layering and cementing of
sediments over time
 Igneous
 Metamorphic
 Sedimentary
Any rock type that undergoes great pressure and
heat
 Igneous
 Metamorphic
 Sedimentary
How can rocks change over time?
 Discussion
How do rocks recycle – why do we call how
rocks form the rock cycle?
 Discussion