Earth and Space quiz NEED ANSWERS NOW! 3 hours (must have great reveiws)

Question 1

1. Volcanic eruptions can melt snow and ice and cause

		pyroclastic flows
		volcanic ash
		Lahars
		laccoliths

4 points  

Question 2

1. The ___________ scale measures actual earthquake damage

		Richter
		Fujita
		Mercalli
		Beaufort

4 points  

Question 3

1. The slow release fo energy along a fault is called

		an earthquake
		slumping
		fault creep
		mercalli movement

4 points  

Question 4

1. When water saturated ground is subjected to shaking by an earthquake it can produce

		a fault scarp
		liquefaction
		shear cracks
		ground subsidence

4 points  

Question 5

1. Seismic waves with the highest velocity are called

		P waves
		S waves
		surface waves
		shadow waves

4 points  

Question 6

1. The largest volcanoes are

		Composite cones
		Cinder cones
		Shield
		flank eruptions

4 points  

Question 7

1. A continental volcanic arc would form along

		A spreading center
		A transform fault
		An oceanic-continental subdution zone
		An oceanic-oceanic subduction zone

4 points  

Question 8

1. The portion of the Earth that is capable of plastic flow is called

		The inner core
		The lithosphere
		The asthenosphere
		A subduction zone

4 points  

Question 9

1. The _____ wave shadow zone indicates that the outer core is liquid

		subduction zone
		P
		B
		Surface

4 points  

Question 10

1. The Curie point is

		Where magnetic minerals loose and regain their magnetism
		Where magnetic poles reverse
		Where partical rock melting occurs
		Where seafloor spreads

4 points  

Question 11

1. The Hawaiian Islands formed over

		A spreading center
		A hot spot
		A subduction zone
		a meteor impact

4 points  

Question 12

1. "Basaltic magma, such as that erupting in Hawaii is usually caused by"

		Decompression melting
		partial melting during subduction
		magmatic differentiation
		magmatic assimilation

4 points  

Question 13

1. "Sharp, jagged basalt lava is called"

		Pahoehoe
		Pyroclastic
		Aa
		Ropy

4 points  

Question 14

1. The discovery of magnetic reversal strips in the ________ was considered proof of Continental Drift

		lava flows
		Atlas Mountains
		seafloor
		Alppalachain Mountains

4 points  

Question 15

1. A large cooled mass of igneous rock is called

		A dike
		A sill
		A laccolith
		A batholith

4 points  

Question 16

1. A large circular or oval depression formed during the explosive eruption of a volcano is called

		a crater
		a caldera
		a volcanic rift
		a cinder cone

4 points  

Question 17

1. A Tsunami is produced by

		An undersea earthquake
		ground liquefaction
		an ice shelf collapse
		Seafloor subduction

4 points  

Question 18

1. A rift valley forms along a

		subduction zone
		A spreading center
		A transform fault
		A magnetic reversal

4 points  

Question 19

1. The concept of Continental Drift was proposed by Alfred Wegener. Wegener was a

		Geologist
		Paleontologist
		Seismologist
		Meteorologist

4 points  

Question 20

1. Most volcaoes are found

		In continental interiors
		in sedimentary rock areas
		under glaciers
		At plate boundaries

4 points  

Question 21

1. We can determine the epicenter of an earthquake from the arrival time of

		P waves
		S waves
		surface waves
		both P and S waves

4 points  

Question 22

1. The greatest area of continuous volcanic eruption is at

		The mid-ocean rift
		tectonic zones
		deep ocean trenches
		continental interiors

4 points  

Question 23

1. The focus and the epicenter of an earthquake are the same

		TRUE
		FALSE

4 points  

Question 24

1. Earth's magnetic field originates in

		the inner core
		the oter core
		the mantle
		the lithosphere

4 points  

Question 25

1. A deep ocean trench forms along

		A spreading center
		A transform fault
		An coeanic-oceanic subduction zone
		A continental-continental subduction zone