Activity 1.16-Projectile Motion Problems Note: Neglect air friction unless otherwise specified. Use g = +10 m/s² for the magnitude of the acceleration due to gravity. 1. You throw a snowball from a roof with a speed of 20 m/s at an angle of 36.87" above the horizontal. The ball lands at a horizontal distance of 48 meters from where you throw the snowball. Assume free fall. a. Use the diagram below and problem statement above to complete the table. Write in values if given in the problem statement (or easily calculated). Use a question mark if the value is not given in the problem statement. Use the origin and +x and ty directions shown. Ya' 4-20 (0,0) +y 9=36.87" 48 m Vaz t= b. How long is the ball in the air? Start by writing the relation you use symbolically. How high is the roof? Start by writing the relation you use symbolically y= Vy= d. What is the speed and direction of the snowball just before it hits the ground? Give angle relative to vertical with zero degrees being straight down. Start by drawing the velocity vector 2. An airplane has a speed of 65 m/s and is flying at an angle of 22.57" below the horizontal when the pilot accidentally releases a package of relief food. The airplane is 120 m above the ground when the package is released. a. Draw a labeled diagram with all relevant information. Include origin and +x and +y directions. b. How far does the package travel horizontally while it is in the air? Write the expression(s) you use symbolically before substituting in numbers.

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Activity 1.16- Projectile Motion Problems
Note: Neglect air friction unless otherwise specified. Use g = +10 m/s² for the magnitude of the acceleration due to
gravity.
1. You throw a snowball from a roof with a speed of 20 m/s at an angle of 36.87" above the horizontal. The ball lands at
a horizontal distance of 48 meters from where you throw the snowball. Assume free fall.
a. Use the diagram below and problem statement above to complete the table. Write in values if given in the
problem statement (or easily calculated). Use a question mark if the value is not given in the problem statement.
Use the origin and +x and ty directions shown.
Ya
16-20
(0,0) !
+y
9 = 36.87
48 m
Vaz-
x=
V₂ =
b. How long is the ball in the air? Start by writing the relation you use symbolically.
C How high is the roof? Start by writing the relation you use symbolically
By
y=
Vy=
d. What is the speed and direction of the snowball just before it hits the ground? Give angle relative to vertical
with zero degrees being straight down. Start by drawing the velocity vector
2. An airplane has a speed of 65 m/s and is flying at an angle of 22.57" below the horizontal when the pilot accidentally
releases a package of relief food. The airplane is 120 m above the ground when the package is released.
a. Draw a labeled diagram with all relevant information. Include origin and +x and +y directions.
b. How far does the package travel horizontally while it is in the air? Write the expression(s) you use symbolically
before substituting in numbers.
Transcribed Image Text:Activity 1.16- Projectile Motion Problems Note: Neglect air friction unless otherwise specified. Use g = +10 m/s² for the magnitude of the acceleration due to gravity. 1. You throw a snowball from a roof with a speed of 20 m/s at an angle of 36.87" above the horizontal. The ball lands at a horizontal distance of 48 meters from where you throw the snowball. Assume free fall. a. Use the diagram below and problem statement above to complete the table. Write in values if given in the problem statement (or easily calculated). Use a question mark if the value is not given in the problem statement. Use the origin and +x and ty directions shown. Ya 16-20 (0,0) ! +y 9 = 36.87 48 m Vaz- x= V₂ = b. How long is the ball in the air? Start by writing the relation you use symbolically. C How high is the roof? Start by writing the relation you use symbolically By y= Vy= d. What is the speed and direction of the snowball just before it hits the ground? Give angle relative to vertical with zero degrees being straight down. Start by drawing the velocity vector 2. An airplane has a speed of 65 m/s and is flying at an angle of 22.57" below the horizontal when the pilot accidentally releases a package of relief food. The airplane is 120 m above the ground when the package is released. a. Draw a labeled diagram with all relevant information. Include origin and +x and +y directions. b. How far does the package travel horizontally while it is in the air? Write the expression(s) you use symbolically before substituting in numbers.
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