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Author Question: A karate expert executes a swift blow and breaks a cement block with her bare hand. The magnitude of ... (Read 98 times)

neverstopbelieb

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on: Jul 29, 2018
A karate expert executes a swift blow and breaks a cement block with her bare hand. The magnitude of the force on her hand is
 
  A) zero.
  B) less than the force applied to the cement block.
  C) the same as the force applied to the block.
  D) more than the force applied to the block.
  E) need more information

Question 2

Arthur and Betty start walking toward each other when they are 100 m apart. Arthur has a speed of 3.0 m/s and Betty has a speed of 2.0 m/s. How long does it take for them to meet?
 
  What will be an ideal response?


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lcapri7

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

Answer: C

Answer to Question 2

20 seconds


neverstopbelieb

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Reply 2 on: Jul 29, 2018
Gracias!

epscape

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Reply 3 on: Yesterday
Wow, this really help

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