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Chapter 3 Review

Chapter 3 Review. Mr. Hauser. Rules of the Game. Working in TEAMS, you will be asked to answer questions from the assigned chapters. You have 30 seconds to write the answer down on the dry erase board.

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Chapter 3 Review

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  1. Chapter 3 Review Mr. Hauser

  2. Rules of the Game • Working in TEAMS, you will be asked to answer questions from the assigned chapters. • You have 30 seconds to write the answer down on the dry erase board. • When the teacher says TIME’S UP, a team leader will stand up and show the teacher their answer.

  3. Rules (Continued) • Each correct answer is worth one point, unless otherwise stated. • Teams can lose points for inappropriate conduct, comments, or cheating. • The team with the most points at the end of the game wins!

  4. Question 1 One second after starting from rest, a freely falling object will have a speed of about…

  5. ANSWER 9.8 m/s

  6. Question2 Where in a projectile’s flight is its speed the smallest?

  7. ANSWER At the top

  8. All projectiles trace a shape called a… Question 3

  9. ANSWER Parabola

  10. Question 4 For a projectile, vertical motion and horizontal motion are ________ of one another

  11. ANSWER independent

  12. Question 5 Ten seconds after starting from rest, a freely falling object will have a speed of about …

  13. ANSWER 98 m/s

  14. Question 6 Anything shot or thrown into the air that has no control over its own flight is called a _______________.

  15. ANSWER Projectile

  16. Question 7 The acceleration of a projectile at the very top of its flight is…

  17. ANSWER -9.8 m/s2

  18. Question 8 A diver runs horizontally with a speed of 1.20 m/s off a platform that is 10.0 m above the water. How far away out from the platform does he land?

  19. ANSWER 1.7 meters

  20. Question 9 Find the vertical and horizontal components of an initial velocity of 45 m/s at an angle of 25 degrees above the horizontal

  21. ANSWER Vx = 40.8 m/s Viy = 19.1 m/s

  22. Question 10 A vector quantity is something that measures both __________ and ____________

  23. ANSWER Magnitude and Direction

  24. Question11 A fire hose ejects a stream of water at an angle of 35.0 degrees above the horizontal with a speed of 25.0 m/s. How far away does the stream land?

  25. ANSWER 59.7 meters

  26. Question 12 A fire hose ejects a stream of water at an angle of 35.0 degrees above the horizontal wit a speed of 25.0 m/s. What is the maximum height of the stream?

  27. ANSWER 10.4 meters

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