3,913
edits
Changes
From Karnataka Open Educational Resources
→Activity No # Bimetallic strip
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
''[http://www.karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div>
|}
|}
'''*Estimated Time'''<br>
'''*Estimated Time'''<br> 40 minutes
'''*Materials/ Resources needed'''<br>
'''*Materials/ Resources needed'''<br>
Bimetallic strip, flame, computer, video of the expansion
'''*Prerequisites/Instructions, if any'''<br>
'''*Prerequisites/Instructions, if any'''<br>
Introduction to heat and temperature
'''*Multimedia resources'''<br>
'''*Multimedia resources'''<br>
[[File:bimetallic_strip.png|400px|link=http://mit.tv/OxWwQn]]<br>
[[File:bimetallic_strip.png|400px|link=http://mit.tv/OxWwQn]]<br>
'''*Website interactives/ links/ simulations'''<br>
'''*Website interactives/ links/ simulations'''<br>
'''*Process (How to do the activity)'''<br>
'''*Process (How to do the activity)'''<br>
#Measure the bimetallic strip
#Heat the strip
#Measure again to examine the change
'''*Developmental Questions (What discussion questions)'''<br>
'''*Developmental Questions (What discussion questions)'''<br>
#What do you think will happen to the strip?
#Which expands more you think?
#Why would that happen?
#What would that tell you about the metals?
'''*Evaluation (Questions for assessment of the child)'''<br>
'''*Evaluation (Questions for assessment of the child)'''<br>
#List two examples where you have seen expansion of solids due to heat
'''*Question Corner'''
'''*Question Corner'''
