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Praxis Elementary Education > Earth And Space Science > Flashcards

Earth And Space Science Flashcards

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1
Q

Planet closest to sun

Planet furthest from sun

A

Closest - mercury

Furthest- Neptune

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2
Q

Asteroid belt located btwn

A

Mars and Jupiter

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3
Q 
My
Very 
Educated  
Mother 
Just
Served 
Us 
Noodles
A 
Mercury
Venus
Earth
Mars 
Jupiter 
Saturn 
Uranus
Neptune
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4
Q

Large system of stars, gas, and dust held together by gravity

Earth?

A

Galaxy

Milky Way

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5
Q

Massive star has collapsed, and has gravitational force so strong that light cannot escape

A

Black hole

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6
Q

Northern hemisphere tilted toward sun =

A

Summer

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7
Q

Crystalline structure - luster, hardness,density

Ex: talc, diamonds, topaz
*INORGANIC

A

Minerals

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8
Q

3 types of rocks

A

Igneous
Sedimentary
Metamorphic

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9
Q

_ rock

Tectonic processes, bring magma to surface

A

Igneous

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10
Q

_ rock

Rock fragments are compacted as a result of weathering and erosion

**COMPACTION

A

Sedimentary

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11
Q

_ rock

HEAT and PRESSURE change structure of pre-existing rocks

A

Metamorphic

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12
Q

Describes how light reflects off the surface of a mineral

Ex: dull, metallic, pearly and waxy

A

Luster

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13
Q

Earth lines up btwn moon and sun

A

Lunar eclipse

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14
Q

Moon moves btwn earth and sun

A

Solar eclipse

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15
Q

3 layers of earth outer to inner

A

Crust
Mantle
Core (inner and outer)

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16
Q

What created earths magnetic field?

A

Inner core spins at slightly different rates from the rest of the planet

17
Q

Earths surface layer - including crust and upper layer of mantle

A

Lithosphere

18
Q

Broken pieces of the earths crust

Float where ?

A

Tectonic plates

Asthenosphere

19
Q

One giant land mass before broken into continents

A

Pangea

20
Q

Movement of tectonic plates, shifting continents to cure t position

A

Continental drift

21
Q

Ocean basins and new ridges formed by

A

Divergent plate boundary

22
Q

Tectonic plates collide forming mountains or trenches

A

Convergent plate boundary

23
Q

Plates slide against each other horizontally in opposite directions along a boundary

A

Transform plate boundary

24
Q

Vents in the earths crust allowing molten rock to reach surface, located along edges of tectonic plates

Also found at hotspots

A

Volcanoes

25
Q

Cone shaped volcano, made of lava, ash, rock, steep sides

Ex:

A

Composite (stratovovolcano)

Mt Fuji, my Rainer

26
Q

Dome shaped volcano, gently sloped sides, made of fluid lava flows

Ex ?

A

Shield volcano

Mt. Kilauea

27
Q

Earth is _ yrs old

A

4.5 billion

28
Q

_ period

Plant and animals
*95% of life became extinct at the end

A

Paleozoic

29
Q

Period _

Earth formation until life appeared

A

Precambrian

30
Q

_ period

Age of dinosaurs
Large asteroid = extinction

A

Mesozoic

31
Q

_ period

Current time period
Humans, mammals, birds, flowering plants

A

Cenozoic

32
Q

Occurs when hot magma cools and develops crystals and hardens

A

Crystallization

33
Q

Energy released during an earthquake =

A

Magnitude

Praxis Elementary Education (34 decks)

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