Projectile Motion

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

• Shot Bullet
• Dropped Bullet
• Hit at Same Time

Tags

NGSS.MS-PS2-4

If a bullet is horizontally shot at the same moment another bullet is dropped from the same height, which has a larger vertical speed when they hit the ground?

• Shot Bullet
• Dropped Bullet
• Same for Both

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

• -9.8 m/s²
• -9.8 m/s
• 0 m/s²
• 0 m/s

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

If I throw a baseball straight up at 12m/s, how fast is its speed when i catch it at the same height?

• -6 m/s
• -12 m/s
• -18 m/s
• -24 m/s

What is the horizontal acceleration of a projectile?

• 0 m/s²
• -9.8 m/s²

Tags

NGSS.HS-PS2-1

When you launched your marble, what is its velocity at the highest point?

• 9.8 m/s²
• 9.8 m/s
• 0 m/s²
• 0 m/s

If you horizontally launch a marble, how fast is it going after 2 seconds? (vfy=viy+at)

• -4.9m/s
• -9.8m/s
• -19.6m/s
• -29.4m/s

What is the vertical acceleration of a projectile?

• 0 m/s²
• -9.8 m/s²

Tags

NGSS.HS-PS2-1

What angle will give you the greatest range in the x direction?

• 30 degrees
• 45 degrees
• 60 degrees
• 90 degrees

What can you say about motion in the x and y direction?

• x is dependent on y
• y is dependent on x
• They are dependent on each other.
• They are independent of each other.