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Author Question: The process in which thermal energy flows by the mass movement of molecules from one place to ... (Read 87 times)

audie

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on: Jul 29, 2018
The process in which thermal energy flows by the mass movement of molecules from one place to another is known as
 
  A) conduction.
  B) convection.
  C) radiation.

Question 2

The position of a cart that is oscillating on a spring is given by the equation
 
  x = (12.3 cm) cos(1.26 s-1)t. When t = 0.805 s, what are the (a) velocity and (b) acceleration of the cart?


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owenfalvey

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

(a) -13.2 cm/s (b) -10.3 cm/s2


audie

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

abro1885

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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