AKS 2 projectile motion

The more mass an object has, the faster it will fall. (Ignore air resistance)

• True

• False

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

• 10 m/s²

• 10 m/s

• 0 m/s²

• 0 m/s

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

• 10 m/s²

• 10 m/s

• 0 m/s²

• 0 m/s

What is the horizontal acceleration of a projectile?

• 0 m/s²

• 10 m/s²

What is the vertical acceleration of a projectile?

• 0 m/s²

• 10 m/s²

An object is projected horizontally from a cliff.  The time it takes to hit the ground is

• more than if it was just dropped
• less than if it was just dropped
• the same amount of time than if it was just dropped
• impossible to determine

Tags

NGSS.MS-PS2-4

As an object travels through the air, its vertical velocity 

• changes continuously
• remains the same

Tags

NGSS.MS-PS2-2

A ball is projected horizontally at 1.4 m/s, what is its initial vertical velocity?

• 10 m/s

• 0 m/s

• 1.4 m/s

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

A projectile is launched from a height with an initial horizontal velocity v_ix. The v_fx represents the final horizontal velocity before impact. (Ignore air resistance)

• v_ix = v_fx

• v_ix < v_fx

• v_ix > v_fx