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Author Question: Momentum is conserved only when there is no friction. Indicate whether the statement is true or ... (Read 96 times)

Haya94

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on: Jul 28, 2018
Momentum is conserved only when there is no friction.
  Indicate whether the statement is true or false

Question 2

The sequence of steps in which the four forces separated out from a single force after the Big Bang was:
 a. first the gravitational force separated from electroweak combined with strong; then electroweak and strong separated; then electroweak separated into weak and electromagnetic.
  b. first the electroweak force separated out; then gravitation separated out from strong; then electroweak separates into electromagnetic and weak.
  c. first the strong force separates; then electroweak separates out from gravitational; then electroweak separated into electromagnetic and weak.
  d. first electroweak force separated; then electroweak separated into electromagnetic and weak; then strong and gravitational separated.
  e. first gravitational force, electroweak, and strong forces separated into three; then electroweak separated into electromagnetic and weak.


TINA

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Reply #1 on: Jul 28, 2018
Answer to Question 1

F

Answer to Question 2

a


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Haya94

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


TINA

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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