Skip to main content
Chemistry LibreTexts

10.3 Are These Index Fossils?

  • Page ID
    185428
  • \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\)

    10.3 Are These Index Fossils?<p><span style="font-size: 16px;">A good index fossil is</span></p> <ul> <li><span style="line-height: 1.4; font-size: 16px;">short-lived</span></li> <li><span style="line-height: 1.4; font-size: 16px;">wide spread</span></li> </ul> <p><span style="line-height: 1.4; font-size: 16px;">Which of the following items below are good index fossils? Why did you choose these?</span></p> <ul> <li><span style="font-size: 16px;">CD Player</span></li> <li><span style="font-size: 16px;">Rubix cube</span></li> <li><span style="font-size: 16px;">Starbucks cup</span></li> <li><span style="font-size: 16px;">dead iPhone5s</span></li> <li><span style="font-size: 16px;">shag rug</span></li> <li><span style="font-size: 16px;">flip flops</span></li> </ul>

    10.3 Are These Index Fossils? is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts.

    • Was this article helpful?