Half Life Calculations and Radioactive Dating Reading Worksheet | Chemistry | Grades 9–12

Half Life Calculations and Radioactive Dating Reading Worksheet is a reading passage with comprehension questions for high school Chemistry (grades 9–12) on Half Life Calculations and Radioactive Dating.

Sample item: “3. What fraction of a radioactive parent isotope remains in a sample after three half-lives have elapsed?”

What's inside: Half Life Calculations and Radioactive Dating (editable .docx + PDF, about 1,504 words, 8 pages); answer key / model answers for the teacher.

Standards: NGSS High School Physical Science (HS-PS) disciplinary core ideas and the science practices of analyzing data and constructing explanations.

Resource type: Reading Worksheet. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Assign as a reading for class or homework, then discuss the questions. Built for high school Chemistry, grades 9–12.

Format note: These files are delivered in Microsoft Office formats (Word and/or PowerPoint). If you open a worksheet that includes tables in Apple Pages or another non-Microsoft app, table formatting may not display correctly. For best results, use Microsoft Word or PowerPoint (or upload the file to Google Docs). If you run into any formatting issues, contact us and we can send a PDF version.