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Resources (121-140 of 364)

1. Nanocellulose

   05 Feb 2020 | | Contributor(s):: kim Grady, Richard Wilkosz (editor), Nano-Link Center for Nanotechnology Education

   This module presents the nanotechnologies, processes, and methods being developed to produce strong and stiff cellulose nanofibers. The module is designed to take the student through processing a material (called feed stock or substrate) to break down and...

2. The Case of the Patent Pending: Paper Diagnostics in Forensics

   29 Jan 2020 | | Contributor(s):: Rebekah Ravgiala, Tray Sleeper, NNCI Nano

   The purpose of this investigation is twofold: 1) To use the skills of scientific inquiry to uncover the most likely perpetrator of a crime, and 2) To employ a paper diagnostics tool as a forensics device for chemically determining "whodunit". 

3. The Metric System from Big to Small

   29 Jan 2020 | | Contributor(s):: Joe Donahue, NNCI Nano

   This interactive lesson will review the metric system and relate the size and scale of objects to various metric units, including the very small nano-scale. The activity is best done in groups of 3-4 students and requires the groups to make measurements and convert them to the metric system.

4. Surface Area to Volume of Nanoparticles

   28 Jan 2020 | | Contributor(s):: Manuel Cassilas, NNCI Nano

   This two part lesson is designed to help students understand how nanoparticles may be more effective catalysts by investigating how the surface area-to-volume ratio of a substance is affected as its shape and size changes. This lab is meant to complement a chemistry unit on catalysts....

5. Size and Scale: Learning about Measurement

   28 Jan 2020 | | Contributor(s):: Nancy Healy, NNCI Nano

   Using images of objects and the SI unit of measurement, students will visualize the order of numerical properties of objects from the nanoscale to visible scale using exponents and decimals. Students will make size comparisons of objects. Students will develop an understanding of how small a...

6. Shape Memory Alloys: Materials that Remember

   28 Jan 2020 | | Contributor(s):: Nancy Healy, Gary Harris, NNCI Nano

   Students learn about a class of materials called shape memory alloys. In particular, they will explore the properties of  nitinol a shpae memory alloy. They will explore how nitinol behaves at different temperatures  and what applications these materials are used for.

7. Assessment of Inhibition of Bacteria by Silver Colloid-Impregnated Bandages

   28 Jan 2020 | | Contributor(s):: Heath Stout, Elinor Graf, Joann Dickert, NNCI Nano

   This lab is designed to have students develop and implement their own experiment to test the antimicrobial properties of silver nanoparticles. Students will be required to document and communicate the entire process via their scientific notebook. Students will also consider the implications and...

8. Solar Ovens: Understanding Energy Transfer

   28 Jan 2020 | | Contributor(s):: Christina Levyssohn-Silva, NNCI Nano

   At the end of this lesson, students will understand that solar energy radiates from the sun to the Earth and gets trapped within the oven. Students will be able to explain how the thermal energy flows from the hot air to the cold water via conduction and will indicate that this would continue...

9. The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science

   28 Jan 2020 | | Contributor(s):: Rebekah Ravgiala, NNCI Nano

   This is a two part lesson focused on the use of colloidal silver as an antibacterial agent.The purpose of this activity is to use electro-chemistry techniques to generate colloidal silver and then utilize the colloidal silver to determine if the growth of the bacteria Saccharomyces cerevisiae...

10. The Micro and Macro Worlds Around Us

    23 Jan 2020 | | Contributor(s):: Marilyn Garza, NNCI Nano

    This activity focuses on scale and the importance of using scale bars, for this is the most common feature when presenting nanoscale structures or nanoscale science. Understanding size and scale is fundamental to learning about nanotechnology as size defines the nanoscale . ...

11. The Water Race: Hydrophobic and Hydrophilic Surfaces

    23 Jan 2020 | | Contributor(s):: Alondra Droege, NNCI Nano

    This high school chemistry lesson provides an introduction to the engineering of an interfacial surface at the nanoscale. It demonstrates concepts of hydrophobic and hydrophilic behavior. Students will create (through chemical reactions) a hydrophobic and hydrophilic surface using a 2 nanometer...

12. Using Media to Explore Social and Ethical Issues in Nanoscience and Nanotechnologies

    23 Jan 2020 | | Contributor(s):: Deborah Bassett, NNCI Nano

    This lesson introduces students to social and ethical issues related to  nanotechnology. The lesson demonstrates possible social issues through case studies using popular films, books, and news stories. The lesson is intended to stimulate discussion about social and ethical issues related...

13. Reading and Analyzing Nanotechnology

    21 Jan 2020 | | Contributor(s):: Joyce Allen, NNCI Nano

    STEM education encourages that students are provided opportunities to read and analyze science outside of their textbooks. This lesson will allow reading across the curriculum by providing students the opportunity to read about nanotechnology. In addition, this will open up an opportunity to...

14. Noodling Around: Powers of Ten

    21 Jan 2020 | | Contributor(s):: Marilyn Garza, NNCI Nano

    This activity develops a K–12 student’s skills in measurement by using a pool noodle to measure objects. The activity encourages students to consider features that are useful when developing or using a measurement tool. This lesson introduces scale by demonstrating scales as factors...

15. Diagnostics for All: Teaching Relevance of Science and Engineering to Solving Societal Problems

    21 Jan 2020 | | Contributor(s):: J. Marc Abelard, NNCI Nano

    This a cross-disciplinary lesson that connects chemistry with social and ethical issues. It is tied to a new and promising inexpensive form of diagnostics called paper diagnostics. The issue discussed focuses on HIV Aids.

16. The Pinch Test: The Right Tool for the Right Object

    21 Jan 2020 | | Contributor(s):: Pamela Gilbert-Smith, NNCI Nano

    This lesson will be used to assess student knowledge of size or SI prefixes and which equipment/tools you would need to view objects of particular sizes. The lesson can be used to see how much students know before teaching; to introduce them to the topic; or to assess what they have learned...

17. Properties of Fluids

    21 Jan 2020 | | Contributor(s):: Astrid Hernandez, NNCI Nano

    This lab explores the properties of water flow. This inquiry-based lab consists of 2 sections: the Guided Lab Activity and the Going Further (research) portion. The guided lab activity, performed on the first day, is designed to help students observe and understand the way fluids interact with...

18. Scale Models: A Size and Scale Activity

    21 Jan 2020 | | Contributor(s):: Marilyn Garza, NNCI Nano

    This lesson introduces scale by demonstrating scales as factors of ten. This facilitates the introduction and reinforcement of the metric scale and paves the way to the discussion of lengths that are smaller than what can be seen with the naked eye. ...

19. Scanning Probe Microscopy: "Feeling" What You Can't See at the Nanometer Scale

    21 Jan 2020 | | Contributor(s):: Sandrine Martin, NNCI Nano

    Scanning probe microscopes are important tools that allow researchers to examine nanoscale objects and materials. In this lesson, students simulate the function of a scanning probe microscope.This activity works best in groups of 3 students. Scanning Probe Microscopes (SPMs) of various types...

20. Shrink Me: A Size and Scale Lesson

    21 Jan 2020 | | Contributor(s):: Marilyn Garza, NNCI Nano

    This activity focuses on measuring length, for this is the most common feature when presenting nanoscale structures or nanoscale science. Understanding size and scale is fundamental to learning about nanotechnology as size defines the nanoscale (1-100nm in one dimension). Size is often divided...