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Author Question: An 80. kg man is skating Northward and happens to collide with a 20. kg boy who is ice skating ... (Read 221 times)

darbym82

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on: Jul 29, 2018
An 80. kg man is skating Northward and happens to collide with a 20. kg boy who is ice skating toward the East. Immediately after the collision, the man and boy are seen to be moving together at 2.5 m/s in a direction 60 degrees North of East.
 
  How fast was the boy moving before the collision?

Question 2

Electromagnetic waves are transverse in nature.
 
  Indicate whether the statement is true or false


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ebonylittles

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

6.3 m/s

Answer to Question 2

TRUE


darbym82

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Reply 2 on: Jul 29, 2018
Wow, this really help

bdobbins

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Reply 3 on: Yesterday
Excellent

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