Projectile Motion Quiz

What is the initial velocity of Ken's bike as he rides off the ramp?

• 4 m/s

• 5 m/s

• 6 m/s

• 3 m/s

Which trigonometric function is used to find the vertical component of velocity?

• Cotangent

• Tangent

• Cosine

• Sine

What is the horizontal component of the initial velocity?

• 3.97 m/s

• 2.97 m/s

• 3.68 m/s

• 2.68 m/s

Which kinematic equation is used to calculate the time of flight?

• vf^2 = vi^2 + 2ad

• vf = vi + at

• d = vit + 0.5at^2

• a = (vf - vi)/t

How long does it take for Ken to reach the peak height?

• 0.546 seconds

• 1.273 seconds

• 2.546 seconds

• 0.273 seconds

What is the vertical displacement of Ken's bike?

• 3.37 m

• 0.37 m

• 1.37 m

• 2.37 m

Which formula is used to calculate the horizontal displacement?

• d = vit

• d = vt + 0.5at^2

• vf = vi + at

• vf^2 = vi^2 + 2ad

What is the horizontal displacement of Ken's bike?

• 2.62 m

• 3.62 m

• 4.62 m

• 1.62 m

What is the impact velocity of Ken's bike?

• 5 m/s

• 4 m/s

• 6 m/s

• 3 m/s

What is the significance of the impact velocity in this problem?

• It is different from the takeoff velocity.

• It is the same as the takeoff velocity.

• It is half of the takeoff velocity.

• It is double the takeoff velocity.