Projectile

Which of the following is true about projectile motion?

• The motion is only vertical

• The acceleration is always zero

• The motion occurs in a straight line

• Involve horizontal and vertical motions

What is a projectile?

• An object moving only vertically

• An object moving in circular motion

• An object thrown into the air and influenced only by gravity

• An object moving with constant speed in a straight line

Which of the following best describes the trajectory of a projectile?

• A straight line

• A parabolic path

• A circular path

• A zigzag path

At what point in its trajectory does a projectile have the maximum height?

• At the midpoint of its flight

• At the landing point

• At the launch point

• At the highest point of its path

The horizontal component of velocity in projectile motion is...

• Constant

• Increasing

• Decreasing

• Zero

At the highest point of a projectile's path, the vertical velocity is...

• Maximum

• Zero

• Equal to horizontal velocity

• Increasing

Which of the following is the range of a projectile?

• vertical displacement

• horizontal displacement

• vertical velocity

• horizontal velocity

What is the acceleration of a projectile in the vertical direction?

• 0 m/s²

• 9.81 m/s² upwards

• 9.81 m/s² downwards

• Constant horizontal acceleration

In projectile motion, v_x=u_x at any point of the parabolic path

• True

• False

If a projectile has an initial horizontal velocity of 10 m/s, what is its horizontal velocity at the highest point?

• 0 m/s

• 5 m/s

• 10 m/s

• Depends on the mass