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Author Question: A closed system means that neither energy nor matter enter or leave the system. Indicate whether ... (Read 68 times)

OSWALD

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on: Jul 13, 2018
A closed system means that neither energy nor matter enter or leave the system.
 
 
  Indicate whether the statement is true or false

Question 2

A model is a useful simplification of a more complex reality.
 
 
  Indicate whether the statement is true or false


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yeungji

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Reply #1 on: Jul 13, 2018
Answer to Question 1

F

Answer to Question 2

T


OSWALD

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Reply 2 on: Jul 13, 2018
Gracias!

patma1981

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Reply 3 on: Yesterday
:D TYSM

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