9: Earth’s Interior (Exercises)
- Page ID
- 2048
\( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\)
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]