Horizontal and Vertical Motion of a Projectile

What do you expect about the horizontal velocity of a projectile? (neglecting air resistance)

• The horizontal velocity is constant.

• The horizontal velocity varies with time.

• The horizontal velocity is zero.

• The horizontal velocity varies with mass.

What is the vertical velocity of a projectile at the peak of travel?

• 0 m/s

What is the horizontal acceleration of a projectile?

• 0 m/s

Which of the following statements is NOT true?

• The horizontal acceleration is always zero.

• Vertical acceleration of a projectile is constant. 

• Horizontal and vertical components of projectile are dependent on each other.

• Horizontal and vertical components of projectile are independent on each other.

Which of the following statements is true about the vertical motion of projectiles?

• The vertical component of a projectile's velocity is constant.

• The vertical component of a projectile's velocity is changing.

• The vertical component of a projectile's velocity is changing at a changing rate.

• The vertical component of a projectile's velocity is a constant value of 9.8 m/s.

Which of the following is independent of the horizontal component of a projectile velocity?

• The vertical Component

• Its range

• time

• none of these

What is the acceleration of a sepak takraw ball after one second and hit vertically upwards by a player?

What is the horizontal location of the plane, neglecting air resistance, when the pilot drops a package and hits the ground?

• be behind of the package 

• be directly over the package

• be in front of the package

• depend on the mass of the package

Which statement about the velocity and acceleration of a ping pong ball is true suppose it is tossed and reached its highest point?

• Its velocity is zero, and its acceleration is not zero

• Both its velocity and its acceleration are zero

• Its velocity is not zero, and its acceleration is zero

• depend on the mass of the packageNeither its velocity nor its acceleration is zero.

The object that is thrown is called a projectile, and its path is called ________.

• Circular

• Parabolic

• Hyperbolic

• Trajectory