6. A man wants to shoot an arrow so that it has the greatest range (horizontal distance). At what angle should he shoot the arrow? a. 10 degrees b. 45 degrees c. 60 degrees d. 90 degrees 7. If I throw a crayon straight up at 12m/s, how fast is its speed when i catch it at the same height? a. 6 m/s b. 12 m/s c. 18 m/s d. 24 m/s 8. If you throw a baseball straight up, what is its acceleration at the highest point? a. 9.8 m/s? b. 9.8 m/s c. O m/s2 d. Om/s 9. A cannon fires a cannonball from the top of a wall. The cannonball leaves the cannon at a height of 15 m above the base of the wall, and has an initial velocity of 25 m/s. The horizontal component of the acceleration is. a. b. 15 С. 25 d. 9.8
6. A man wants to shoot an arrow so that it has the greatest range (horizontal distance). At what angle should he shoot the arrow? a. 10 degrees b. 45 degrees c. 60 degrees d. 90 degrees 7. If I throw a crayon straight up at 12m/s, how fast is its speed when i catch it at the same height? a. 6 m/s b. 12 m/s c. 18 m/s d. 24 m/s 8. If you throw a baseball straight up, what is its acceleration at the highest point? a. 9.8 m/s? b. 9.8 m/s c. O m/s2 d. Om/s 9. A cannon fires a cannonball from the top of a wall. The cannonball leaves the cannon at a height of 15 m above the base of the wall, and has an initial velocity of 25 m/s. The horizontal component of the acceleration is. a. b. 15 С. 25 d. 9.8
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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6. A man wants to shoot an arrow so that it has the greatest range (horizontal distance). At
what angle should he shoot the arrow?
a. 10 degrees
b. 45 degrees
c. 60 degrees
d. 90 degrees
7. If I throw a crayon straight up at 12m/s, how fast is its speed when i catch it at the same
height?
а. 6 m/s
b. 12 m/s
c. 18 m/s
d. 24 m/s
8. If you throw a baseball straight up, what is its acceleration at the highest point?
a. 9.8 m/s?
b. 9.8 m/s
c. Om/s?
d. 0m/s
9. A cannon fires a cannonball from the top of a wall. The cannonball leaves the cannon at a
height of 15 m above the base of the wall, and has an initial velocity of 25 m/s. The
horizontal component of the acceleration is.
а. О
b. 15
С. 25
d. 9.8
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