1. Midterm Review Density Shape of the Earth Latitude, Longitude, Time, Polaris, Crust, Atmosphere, Hydrosphere Charts (esrt) Rocks and Minerals Weathering, Erosion, Deposition Earthquakes, Plate Tectonics Geologic History

2. Density: 1.What happens to density when you heat an object? 2.What happens to density when you cut a block into pieces? 3.What happens to density when you add pressure? 4.Calculate density for the following : Mass=200g, Volume=50cm 3 5.Calculate mass if Volume=2cm3, Density=4g/cm3

3. What agent of erosion deposited these boulders?

4. Erosion- Deposition Where is: 1.Erosion 2.Deposition 3.Fastest velocity 4.Slowest Velocity 5.Where will most sediments be deposited, Why

5. Match the cross section to the letters. 1 2 3

6. Agent of Erosion

7. Agent of Erosion. Direction of Movement. Appearance of Sediments

8. Agent of Erosion

10. Which element makes up greatest percent by volume in: 1.Earth’s Crust 2.Earth’s Atmosphere 3.Earth’s Hydrosphere Define: 4. Lithosphere, Atmosphere, Hydrosphere

11. What layer of atmosphere is: 1.30 mi in altitude? 2.Contains most water vapor 3.60 km altitude Name the Boundary Layer that: 4. Has a temperature of -90 5. Temperature of 80

12. What layer of earth has: 1.Pressure of 3.5 million atm 2.Temp. above melting point 3.Temp. of 2,000 4.Absorbs S waves 5.Is MOST dense 6.Has convection currents

13. Minerals 1.Name 3 silicate minerals 2.What determines a mineral’s hardness, streak and cleavage? 3.Metallic luster, black streak, ore of iron. 4.Which minerals is main component in drywall? 5.Which mineral will scratch olivine? 6.The tendency of a mineral to break along smooth, flat planes is called: 7.Rubbing a mineral on a plate tests its:

14. What property is being shown? What is this mineral?

15. 1. Match each picture with its Rock Type. 2. What evidence is in the rock that helped you identify it?

16. What grain size is layer 2 composed of? What is the name of rock layer 3 Name the fossil in layer 3 What period did layer 3 form ?

17. What type of rock is at location X,? Name the rock at X, Y, Z X Y Z

18. What rock is formed by: 1.Heat and Pressure- 2.Melting and Solidification- 3.Compaction, Cementation of Sediments- 4.What rock has Fossils-

19. Name the rock: 1.Composed of potassium feldspar & quartz crystals of size 3mm. 2.What environment did this rock form in, and at what rate did it cool?

20. Name the rock type and describe where/how it formed.

21. Locations 1.State the latitude of Syracuse, NY 2.State the lat, long of Tasman Hotspot 3.State the altitude of Polaris for Elmira, NY

22. 1.Highest possible elevation at A 2.Direction Flint Creek is flowing 3.Where is steepest side of Hill A? 4.What is elevation of X? 5.Calculate Gradient from X to Y (distance=2km.

23. State direction of Hammer Stream. How do you know?

24. Seismic Waves 1.What is P wave travel time for distance o 3,000km 2.Difference in P and S arrival times is 5minues, what is distance to epicenter 3.What is distance to epicenter if S travel time is 10 minutes 4.What is origin time of earthquake 4600km away, if P wave arrived at 10:48:00