Welcome to our latest video on "Material Testing: How to Measure Conductivity and Hardness." In this detailed tutorial, we'll explore how to rigorously test the physical properties of various materials. We’ll demonstrate the processes of measuring electrical conductivity using a simple series circuit and assessing malleability and hardness through hands-on methods.
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In this video, you'll see:
An introduction to material testing using silicone as an example.
A step-by-step guide to testing the conductivity of magnesium ribbon, zinc foil, graphite rods, sulfur crystals, iodine crystals, and iron nails.
Practical demonstration of setting up a 12-volt circuit to test conductivity.
Observations on how different materials perform under stress and deformation.
Insights into the malleability and hardness of metals like copper, iron, and zinc.
Whether you're a student, educator, or simply curious about material properties, this video offers valuable insights and practical knowledge. Join us as we dive into the fascinating world of material testing!
Timeline:
0:00 Intro
0:24 Electrical Conductivity
1:54 Malleability and Hardness
3:46 Practice Questions
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