2. Hosted by Miss Bernal

3. 100 200 400 300 400 Category 1Category 2Category 3Category 4 300 200 400 200 100 500 100

4. Row 1, Col 1 What type of boundary is being shown in the diagram? 1.Convergent 2.Divergent 3.Transform 2. Divergent

5. 1,2 At which plate boundary are the plates moving towards each other? 1.Pacific Plate and Antarctic Plate 2.Nazca Plate and Pacific Plate 3.Nazca Plate and South American Plate 4.Indian-Australian Plate and Antarctic Plate 3. Nazca Plate and South American Plate

6. 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

7. 1,4 What causes the movement of convection currents in the Earth’s interior? 1.Differences in densities of earth materials 2.Sinking of the crust 3.Earthquakes 4.Rotation of the Earth 1.Differences in densities of earth materials

8. 2,1 What type of boundary is being shown in the diagram? 1.Transform 2.Divergent 3.Convergent 1. Transform

9. 2,2 What is Earth’s inferred interior pressure, in millions of atmospheres, at a depth of 3,500 kilometers? 1.1.9 2.2.8 3.5500 4.6500 1. 1.9

10. 2,3 The arrows shown in the asthenosphere represent the inferred slow circulation of the plastic mantle by a process Called… 1.Insolation 2.Convection 3.Conduction 4.Radiation 2. convection

11. 2,4 At point A, the East Pacific ridge is the boundary between which two plates? Pacific Plate and the Nazca Plate

12. 3,1 About how far does an earthquake P-wave travel in 7 minutes? 4,000 km

13. 3,2 How many circles must you graph in order to find the epicenter of an earthquake? 3

14. 3,3 At which drilling site would the oldest igneous bedrock most likely be found? 1

15. 3,4 Which of the following statements about P-waves and S-waves is true? 1.P-waves are released from the epicenter first and S-waves are released second. 2. P-waves are the most destructive and S-waves are not as destructive. 3. P-waves travel faster than S-waves 4. P-waves can only travel through solids and S-waves can travel through solids and liquids. 3. P-waves travel faster than S-waves

16. 4,1 The inferred temperature at the interface between the stiffer mantle and the asthenosphere is closest to 1.1000°C 2.2500°C 3.4500°C 4.5000°C 2. 2500°C

17. 4,2 Earth’s outer core is inferred to be liquid based on analysis of… 1.Seismic waves 2.Crustal rocks 3. Radioactive decay rocks 4. Magnetic pole reversals 1. seismic waves

18. 4,3 Earthquakes and volcanoes happen at ______________ ________________________!! PLATE BOUNDARIES!!!

19. 4,4 A seismograph station recorded the arrival of the first P-wave at 7:32 p.m. from an earthquake that occurred 4,000 km away. What time was it at the station when the earthquake occurred? 7:25 p.m.

20. 5,1 Which diagram best shows the movement of convection currents at the Mid-Atlantic Ridge? 3

21. 5,2 What is the distance to an earthquake epicenter if the difference in arrival times is 03 minutes 00 seconds? 1,800 km

22. 5,3 What happens to the density and temperature of rock within Earth’s interior as depth increases? 1.Density decreases and temperature decreases 2.Density decreases and temperature increases 3.Density increases and temperature increases 4.Density increases and temperature decreases 3. Density increases and temperature increases

23. 5,4 How were the Hawaiian Islands formed by volcanoes if they are not near a plate boundary? They are over a ________ ___________. Hot Spot