Dimensional Analysis Flashcard

Front

What is the purpose of using scientific notation?

Back

To rewrite very large or very small numbers into a more usable format.

Front

What should you ensure when using a chart to fill in conversion factors in dimensional analysis?

Back

Matching units are on opposite sides of the fence.

Front

What is 354,000,000 in scientific notation?

Back

3.54 x 10^8.

Front

What is 0.000096 in scientific notation?

Back

9.6 x 10^-5.

Front

What is the purpose of dimensional analysis?

Back

To convert numbers into different units without changing their value.

Front

What is dimensional analysis?

Back

A mathematical technique used to convert one set of units to another using conversion factors.

Front

What is a conversion factor?

Back

A ratio that expresses how many of one unit are equal to another unit.

Front

How do you determine the correct conversion factor to use?

Back

Identify the units you are converting from and to, and find a ratio that relates them.

Front

What is the significance of unit cancellation in dimensional analysis?

Back

It ensures that the units in the final answer are correct and that the calculation is valid.

Front

What is the first step in performing dimensional analysis?

Back

Identify the quantity you want to convert and the desired units.