Horizontally Launched Projectile Quiz

Gravity affects the _______.

• horizontal direction

• vertical direction

• both the horizontal and vertical directions

• neither the horizontal or vertical direction

Tags

NGSS.HS-PS2-4

Mrs. Mikula is holding 2 identical steel marbles. She is going to launch Marble A out horizontally and drop Marble B straight down from the same height at the same time as Marble A is launched. What will happen?

• Marble A will hit the ground first.

• Marble B will hit the ground first.

• They will hit the ground at the same time.

• Neither Marble will ever hit the ground.

Tags

NGSS.HS-PS2-1

_____ is the only variable that can be used in both the horizontal and vertical directions because it is a scalar quantity.

• Vertical Velocity

• Time

• Acceleration

• Horizontal Distance

___________ remains constant because gravity only affects the vertical direction.

• Horizontal velocity

• Vertical velocity

• Acceleration

• Time

Use the formula to answer the following question:

 $t\ =\ \sqrt{\frac{2\left(d_y\right)}{g}}$  
A ball is thrown from a tower 55 m above the ground at a horizontal velocity of 15 m/s.  How long will the ball be in the air?

• 3.35 s

• 11.22 s

• 2.36 s

• 55 s

Use the formula to answer the following question:

 $d_x=v_xt$  
A ball is thrown from a tower 55 m above the ground at a horizontal velocity of 15 m/s.  How far from the base of the tower will the ball land?

• 184.25 m

• 168.3

• 50.25 m

• 35.4 m

Use the formula to answer the following question:

 $t\ =\ \sqrt{\frac{2\left(d_y\right)}{g}}$  
A person can throw a water balloon at a velocity of 12 m/s. If they are on a tower 30 m tall, and throw the balloon horizontally, how long will the ball be in the air?

• 12 s

• 1.74 s

• 6.12 s

• 2.47 s

Use the formula to answer the following question:

 $d_x=v_xt$  
A person can throw a water balloon at a velocity of 12 m/s. If they are on a tower 30 m tall, and throw the balloon horizontally,  how far from the base of the tower will the ball land?

• 73.44 m

• 29.7 m

• 20.99 m

• 360 m

Use the formula to answer the following question:

 $t\ =\ \sqrt{\frac{2\left(d_y\right)}{g}}$  
A ball is pushed horizontally off of a counter 1.2 m above the floor at 5 m/s. How long will the ball be in the air?

• 0.49 s

• 0.24 s

• 2.4 s

• 0.34 s

Use the formula to answer the following question:

 $d_x=v_xt$  
A ball is pushed horizontally off of a counter 1.2 m above the floor at 5 m/s.  how far from the base of the tower will the ball land?

• 2.5 m

• 1.2 m

• 12 m

• 1.7 m