What Is a Half-Life

question 89

Multiple Choice

What is a half-life?

• A)It is the time it takes for 1/2 of the material to undergo radiodecay.
• B)It is the time needed until 1/2 of the radiation is gone.
• C)It is the time it takes for 1/2 of the material to decompose.
• D)It is half of the lifetime of the radioactivity in a sample.
• E)all of the above

---

Definitions:

Month Field

A specific type of data field used in databases and forms to store or capture information regarding months, either as numbers (1-12) or as month names.

Filters Area

A section in software where criteria can be set to display only data that meets certain conditions.

January Data

Information or statistical records specifically collected or analyzed during the month of January.

Slicer

A tool in spreadsheet software that allows users to filter data in pivot tables or pivot charts to display only the information of interest.