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Created by Mildred (who else?)

Earthquakes!

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Earthquakes!. Created by. Mildred (who else?). Final Jeopardy. Page 10. More pg.10. Page 11. More pg.11. My Fault. $100. $100. $100. $100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. - PowerPoint PPT Presentation

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Page 1: Earthquakes!

Created by Mildred (who else?)

Page 2: Earthquakes!

$100

Page 10 More pg.10 Page 11 More pg.11 My Fault

$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

Final Jeopardy

Page 3: Earthquakes!

What is the density of oceanic crust?

About 3.0 g/cm3

Page 4: Earthquakes!

What is the depth, below the surface, of the outer core?

2800 - 2900 km

Page 5: Earthquakes!

What is the interior temperature at a depth of

3000 km in the earth?

5000oC

Page 6: Earthquakes!

What is the melting point of the rock at a depth of 4000 km?

About 5500oC

Page 7: Earthquakes!

The Cascades

What is the name of the mountain range that lies on the western edge of the North American

continent?

Page 8: Earthquakes!

The 'plastic mantle' is also known as the..........

Asthenosphere

Page 9: Earthquakes!

What is the pressure at a depth of 3500 km below the surface of the earth?

(GIVE UNITS!)

About 2 million atmospheres

Page 10: Earthquakes!

In what state of matter is the rock at a depth of 3500 km in

the earth?

Liquid

Page 11: Earthquakes!

DAILY DAILY DOUBLEDOUBLE

You may wager some or all of your money.

Page 12: Earthquakes!

What is the thickness of the outer core?

2200 - 2300 km

Page 13: Earthquakes!

What is the name of the interface between the crust and

the plastic mantle?

The MOHO

Page 14: Earthquakes!

How long does it take S waves to travel 3000 km?

10 minutes

Page 15: Earthquakes!

How far will P waves travel in 11 minutes 20 seconds?

8000 km

Page 16: Earthquakes!

A seismic station is 4000 km from the epicenter of an earthquake. How long after P waves arrive will the S waves arrive at the

same station?

5 minutes 40 seconds

Page 17: Earthquakes!

It takes P waves 11 minutes and 20 seconds to travel from the epicenter of an earthquake to a seismic station. How long

will it take S waves from the same earthquake to reach that seismic station?

20 minutes and 40 seconds

Page 18: Earthquakes!

S waves from an earthquake arrive at a seismic station at 2:15:20 PM. If the

seismic station is located 2000 km from the epicenter, at what time did the

earthquake occur?

2:08:00 PM

Page 19: Earthquakes!

What is the difference in arrival time between P and S

waves at a distance of 2600 km from an epicenter?

4 minutes

Page 20: Earthquakes!

As the distance from an epicenter increases, the

difference in arrival time between P & S waves ...........

Increases

Page 21: Earthquakes!

An earthquake occurs at 3:30:00 AM. At what time will S waves arrive at a seismic

station located 6500 km from the epicenter of the quake?

3:48:00 AM

Page 22: Earthquakes!

The difference in arrival times between P and S waves is 5 minutes and 20 seconds. How far from the

epicenter is the seismic station located?

3600 km

Page 23: Earthquakes!

The difference in arrival times between P & S waves is 7 minutes

and 20 seconds. If the P waves arrived at the station at 6:45:00 PM,

at what time did the earthquake occur?

6:36:00 PM

Page 24: Earthquakes!

What term is used to

describe the area in the diagram

where "No waves" are recorded?

Shadow Zone

Page 25: Earthquakes!

The location inside the earth where the earthquake actually

occurs is called the........

Focus

Page 26: Earthquakes!

Why does zone 3 in the diagram

receive P waves

but no S waves?

S waves cannot travel through the liquid outer core

Page 27: Earthquakes!

Which letter in the

diagram represents

the epicenter

of the quake?

Location C

Page 28: Earthquakes!

What kind of plate boundary is depicted in the diagram?

A transform boundary

Page 29: Earthquakes!

FINAL JEOPARDY

?

Wager all or some of your money!

Page 30: Earthquakes!

What was the time of origin of this earthquake?

11:53 AM