Question

H6P7: Young's Modulus

Rank the following 3 classes of materials in order of increasing typical Young's Modulus: metals such as copper, plastics such as HDPE (high density polyethelene), and ceramics such as alumina (Al2O3). Do not look up the values of Young's Modulus, instead base your answer on what you know about the structure and chemistry of these classes of materials.

metals,Plastics, ceramics

rank time:________<_________<__________

Answer 1

Noted.

Answer 2

plastic<metal<ceramic

Answer 3

thanks

Answer 4

Please do not answer this post. This question is a part of the MIT edx 3.091 solid state chemistry curriculum, and posting or using this information is in direct violation of the honor code. Thank you :)