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How long does the pipe have to be to ensure that there is only 10% of the pollutants left in the kerosene?This means that we need a pipe that is 10.3 feet long in order for the pollutants to be reduced to 10% of their starting amount.If you're seeing this message, it means we're having trouble loading external resources on our website.

One specific example of exponential decay is purified kerosene, used for jet fuel.

The kerosene is purified by removing pollutants, using a clay filter.

Finally, students will do a radioactive simulation with pennies to reinforce the skills they learned about radioactive decay.

Students will be able to: As a result of activities in grades 5-8, all students should develop understanding of science as a human endeavor, the nature of science, the history of science.

This lesson can be used as an introduction to radioactivity.

Students should have familiarity with the scientific notation and the units milli, micro, and nano.

Virtual Dating works best with Netscape Communicator 4 or Microsoft Internet Explorer 4 with Java Script enabled.

Geology Labs On-line (Virtual Dating) Student site Dating/files/RC0/RC_0This site (which is identical to the above except it has the question checker enabled) gives the students access to the site.

Radiocarbon Dating of the Shroud of Turin site is a reprint of the original article analyzing the Shroud of Turin.

Natasha Glydon Exponential decay is a particular form of a very rapid decrease in some quantity.

Suppose the clay is in a pipe and as the kerosene flows through the pipe, every foot of clay removes 20% of the pollutants, leaving 80%.

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