Projectile Motion

At what degree should a water hose be pointed in order for the water to land with the greatest horizontal range?

• 0°

• 45°

• 30°

• 60°

Given the same initial velocity, at what another angle should a ball be hit to reach the same distance if it is being shot at an angle of 30° and it reaches a distance of 50 m.

• 15°

• 60°

• 45°

• 75°

When objects are undergoing projectile motion, what do you call the force acting on them?

• Air Drag

• Normal Force

• Air Resistance

• Gravitational Force

What do you call objects moving in two dimensions?

• Trajectory

• Free-body

• Projectile

• Parabola

What do you call the path taken by an object moving in projectile motion?

• Gravity

• Projectile

• Trajectory

• Force

In a place where gravity doesn't exist, what will happen to a ball thrown upward?

• It will continuously move upward.

• It will fall down.

• It will follow a parabolic path.

• It will float.

What is the value of acceleration due to gravity equal to?

• 0 m/s²

• 9.8 m/s²

• 9.8 m

• 9.8 m/s

At which part of the path does a projectile have a minimum speed?

• When it is thrown

• Half-way to the top

• At the top of its path

• When it returns to the ground

What is the acceleration of a Sepak takraw ball that is hit vertically upward by a player after 1 second?

• 0 s

• 1 m/s²

• 9.8 m/s²

• 9.8 m

Projectile motion consists of horizontal and vertical motion working independently.

• True

• False