Amorphous polymers tend to have great strength and rigidity while ...

[ETearle]

Amorphous polymers tend to have great strength and rigidity while crystalline polymers tend to have greater elasticity.
 
  Indicate whether the statement is true or false

Question 2

Perhaps the first mechanical device used to convert energy into a more useful form was the
 
  A) steam engine.
  B) waterwheel.
  C) windmill.
  D) nuclear reactor.

[raenoj]

Answer to Question 1

FALSE

Answer to Question 2

B