A boy wants to throw a water balloon from a roof deck 4 m and hit the far side of the street below. He Vboy throws the ball at 8 m/s at an angle of 60° to the horizontal. If Vboy = 0, what is the maximum height, h, reached by the balloon above the street? roof deck 4 m А. 4.25 m В. 5.62 m C. 6.45 m D. 7.25 m street QUESTION 5 This time, suppose the boy gets a running start, Vboy = 4 m/s toward the street. What is the speed of the balloon, Vballoon, Wwhen it hits the street? A. 13.8 m/s В. 11.9 m/s С. 10.6 m/s D. 15.2 m/s

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Chapter1: Units, Trigonometry. And Vectors
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Help me with question 5 please, as clear as possible

QUESTION 4
This and the next two questions are about the following situation:
A boy wants to throw a
water
balloon from a roof deck 4 m and hit
the far side of the street below. He
Vboy
throws the ball at 8 m/s at an angle
of 60° to the horizontal.
0, what is the maximum
height, h, reached by the balloon
If Vboy
roof deck
4 m
above the street?
А. 4.25 m
В. 5.62 m
C. 6.45 m
D. 7.25 m
street
QUESTION 5
This time, suppose the boy gets a
running start, Vboy
4 m/s toward the street. What is the speed of the balloon, vballoon, when it hits
the street?
A. 13.8 m/s
B. 11.9 m/s
С. 10.6 m/s
D. 15.2 m/s
QUESTION 6
When the boy gets a running start the maximum height reached by the balloon
A. increases
B. decreases
C. remains constant
Transcribed Image Text:QUESTION 4 This and the next two questions are about the following situation: A boy wants to throw a water balloon from a roof deck 4 m and hit the far side of the street below. He Vboy throws the ball at 8 m/s at an angle of 60° to the horizontal. 0, what is the maximum height, h, reached by the balloon If Vboy roof deck 4 m above the street? А. 4.25 m В. 5.62 m C. 6.45 m D. 7.25 m street QUESTION 5 This time, suppose the boy gets a running start, Vboy 4 m/s toward the street. What is the speed of the balloon, vballoon, when it hits the street? A. 13.8 m/s B. 11.9 m/s С. 10.6 m/s D. 15.2 m/s QUESTION 6 When the boy gets a running start the maximum height reached by the balloon A. increases B. decreases C. remains constant
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