Making Metals Strong

Students demonstrate the effect of cold-working and annealing on the ability of wires of the same metal to support a load. They hammer a piece of copper wire to half of its original thickness. They bend it back and forth several times and heat it until red hot.

9th - 12th Science 3 Views 1 Download
Resource Details

Subjects
Science
1 more...
Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning

What Members Say


Erik K.
Lesson Planet has helped me tremendously, the quantity and quality are through the roof! This has allowed me to actually strengthen my lesson planning.
Erik K., Teacher
Delaware, OH