Página — Uerakua Anapu Uantakua Projects And Readings 2° Secundaria (pág. 75)

Large and Small Quantities

In this project, you will apply your knowledge of quantities, units of measurement, and measuring instruments to count or measure very large or very small quantities,demonstrating the need to use scientific notation.

Beginning and Observation

En este proyecto, aplicarás tus conocimientos sobre cantidades,unidades de medida e instrumentos de medición para contar o medir cantidades muy grandes o muy pequeñas, y así demostrar la necesidad de la notación científica.

Body mass, temperature, and height can be easily measured;however, it is necessary to remember the human body is made up of systems, organs, and many types of cells with specific functions. Then, is it possible to know how long a cell is or what its temperature or mass is?

In communities, choose a cell and inquire about the following aspects: its functions, size, and location, and how many cells of such type there are in the human body.

Where Are We Going?

Individually, follow the steps below:

1. Make a table in your notebook with the following information: a)Instruments with which you can take measurements. b) What is possible to measure with each instrument. c) What units of measurement you used for the activity.

If you know of an object or found something you need to measure, but don't know what instrument to use, research it and add it to your table. You can use a table like the following:

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Things I Don't Know How to Measure Yet

Objects to Measure	What Instrument Measures That Object?	In What Kind of Units Is It Measured?



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