Horizontally-Launched Projectiles - Introduction

What variable letter is horizontal velocity?

• X
• Y
• V_x
• V_y

Does the horizontal velocity have any effect on the vertical velocity?

• yes

• no

If a bullet is horizontally shot at the same moment another bullet is dropped from the same height, which will hit the ground first?(neglect air resistance) 

• Shot Bullet
• Dropped Bullet
• Hit at Same Time

Which of the following would NOT be considered a projectile? 

• a cannonball thrown straight up
• a cannon ball rolling down a slope
• a cannonball rolling off a table
• a cannonball thrown in the air

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

If you drop a banana, how fast is it going after 2 seconds?

• -5.0 m/s

• -10 m/s

• -20 m/s

• -30 m/s

Tags

NGSS.HS-PS2-1

A bullet is fired horizontally at a height of 1.3 meters at a velocity of 950 m/s. Assume no air resistance. How long until the bullet reaches the ground?

• 0.52 s
• 0.27 s
• 0.13 s
• 0.36 s

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A cat kicks a vase with a horizontal velocity of 1.6 m/s off a shelf 2.5 m above the ground. How far from the shelf does the vase hit the ground?

• 1.6 m

• 0.8 m

• 0.7 m

• 1.1 m