9: Earth’s Interior (Exercises)
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Q9.1 How Soon Will Seismic Waves Get Here?
Times shown for velocity of 5km/s.
Location/distance | Time (s) | Location/distance | Time (s) | Location/distance | Time (s) |
Nanaimo (120 km) | 24 s | Surrey (200 km) | 40 s | Kamloops (390 km) | 78 s |
Q9.2 Liquid Cores in Other Planets
S-wave shadow zones used to determine the extent of a liquid core [SE]
Q9.3 What Does Your Magnetic Dip Meter Tell You?
Vertical orientation | General location | Vertical orientation | General location |
Straight down | North pole | Up at a shallow angle | Southern hemisphere, near the equator |
Down at a steep angle | Northern hemisphere, near the pole | Parallel to the ground | Equator |
Q9.4 Rock Density and Isostasy
Rock densities [SE]