« previous next »

Author Question: Amorphous polymers tend to have great strength and rigidity while crystalline polymers tend to have ... (Read 141 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
on: Aug 27, 2018
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

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Aug 27, 2018
Answer to Question 1

FALSE

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

The Great Smog of 1952 The Great Smog of 1952
Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent
Great thinkers Great thinkers
The “Big Four” world leaders meet at the Hotel Crillon in Paris, 1919. From left to right (front row The “Big Four” world leaders meet at the Hotel Crillon in Paris, 1919. From left to right (front row
Effect of stimulus strength on size of graded potential. Effect of stimulus strength on size of graded potential.
Hand exercise devices build strength for injury prevention. Hand exercise devices build strength for injury prevention.
Video: Effect of blood chemistry - stimuli, hyperventilation response and hypoventilation response

For a complete list of videos, visit our video library