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Row 1, Col 1
What type of boundary is beingshown in the diagram?
1. Convergent2. Divergent3. Transform
2. Divergent
1,2
At which plate boundary are theplates moving towards each
other?1. Pacific Plate and Antarctic Plate
2. Nazca Plate and Pacific Plate3. Nazca Plate and South American Plate
4. Indian-Australian Plate and Antarctic Plate
3. Nazca Plate and South American Plate
1,3
Fill in the blanks…
Ocean crust is ________ (thin/thick) and more dense and continental crust is ____________ (thin/thick) and
less dense.
Thin, thick
1,4
What causes the movement ofconvection currents in the
Earth’s interior?
1. Differences in densities of earth materials2. Sinking of the crust
3. Earthquakes4. Rotation of the Earth
1. Differences in densities of earth materials
2,1
What type of boundary is beingshown in the diagram?
1. Transform2. Divergent
3. Convergent
1. Transform
2,2
What is Earth’s inferred interiorpressure, in millions of atmospheres,
at a depth of 3,500 kilometers?1.1.92.2.8
3.55004.6500
1. 1.9
2,3
The arrows shown in theasthenosphere represent the
inferred slow circulation of theplastic mantle by a process
Called…1. Insolation
2. Convection3. Conduction4. Radiation
2. convection
2,4
At point A, the East Pacific ridge is the boundary between
which two plates?
Pacific Plate and the Nazca Plate
3,4
Which of the following statements about P-waves and S-waves is true?
1.P-waves are released from the epicenter firstand S-waves are released second.
2. P-waves are the most destructive and S-wavesare not as destructive.
3. P-waves travel faster than S-waves4. P-waves can only travel through solids and
S-waves can travel through solids and liquids.
3. P-waves travel faster than S-waves
4,1
The inferred temperature at theinterface between the stiffer mantleand the asthenosphere is closest to
1.1000°C2.2500°C3.4500°C4.5000°C
2. 2500°C
4,2
Earth’s outer core is inferred to be liquid based on analysis of…
1. Seismic waves2. Crustal rocks
3. Radioactive decay rocks 4. Magnetic pole reversals
1. seismic waves
4,3
Earthquakes and volcanoes happen at ______________
________________________!!
PLATE BOUNDARIES!!!
4,4
A seismograph station recorded the arrival ofthe first P-wave at 7:32 p.m. from an earthquake
that occurred 4,000 km away. What time wasit at the station when the earthquake occurred?
7:25 p.m.
5,2
What is the distance to anearthquake epicenter if the difference in arrival times is
03 minutes 00 seconds?
1,800 km
5,3
What happens to the density and temperatureof rock within Earth’s interior as depth
increases?
1.Density decreases and temperature decreases2.Density decreases and temperature increases3.Density increases and temperature increases4.Density increases and temperature decreases
3. Density increases and temperature increases