Dating of the earth

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The resulting data, in the form of a calibration curve, is now used to convert a given measurement of radiocarbon in a sample into an estimate of the sample's calendar age.

Time factors of millions and billions of years is difficult even for adults to comprehend.

However, "relative" dating or time can be an easy concept for students to learn.

The Virtual Courseware Project produces interactive, online simulations for the life science laboratory or for earth science field studies.

The activities are designed to enhance an existing curriculum and include online assessments.