Projectile Motion

If you throw a baseball straight up, what is its velocity at the highest point?

• 9.8 m/s²
• 9.8 m/s
• 0 m/s²
• 0 m/s

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is the horizontal acceleration of a projectile?

• 0 m/s²
• 9.8 m/s²

Tags

NGSS.HS-PS2-1

What is the vertical acceleration of a projectile?

• 0 m/s²

• -9.8 m/s²

As an object travels through the air, its vertical velocity 

• changes continuously
• remains the same

Tags

NGSS.MS-PS2-2

When a ball is projected horizontally, what is its initial vertical velocity?

• 10
• 0
• not enough information given

An object is shot from the ground (at 25 m/s) at 25 degrees and 65 degrees.  Which one has the greater range?   (assume no air resistance)

• 25 degrees
• 65 degrees
• same for both

What force acts in the y direction that causes an object to travel in a parabolic arc?

• Friction
• Gravity
• Tension
• No force acting.

Tags

NGSS.HS-PS2-4