Kinematics Penner 3

The displacement during phase D is

• -40 m

• 40 m

• 95 m

• -95 m

• E

What is the velocity of the object between 4 and 5 seconds?

• 0 m/s

• 5 m/s

• 1 m/s

• 2 m/s

Calculate the acceleration for segment A.

• 2 m/s²

• 2 m/s

• -2 m/s²

• 0 m/s²

An airplane accelerates down a runway at 3.20 m/s/s
for 8 s until it finally lifts off the ground.
Determine the velocity at take-off.

• 0.4 m/s
• 25.6 m/s
• 2.5 m/s

What is the average velocity of the object between 0 and 10 seconds?

• 6.0 m/s

• 1.5 m/s

• -4 m/s

• 0 m/s

This is the position/time graph of the motion of a particle. Of the four points P, Q, R,and S, the velocity is most negative at:

• P

• Q

• R

• S

This is the position/time graph of the motion of a particle. Of the four points P, Q, R,and S, the acceleration is most negative at:

• P

• Q

• R

• S

A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the boat’s acceleration while it travels the 12.0 m?

• -1.3 m/s²

• -2.5 m/s²

• -3.0 m/s²

• -7.5 m/s²

A ball is dropped from a building. How fast is it traveling after falling for 1.77 s? (Hint: It's a free falling object)

• 14.76 m/s

• 17.35 m/s

• 18.91 m/s

• 20.03 m/s

A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. Choose the appropriate equation.

• v=v_o+at

• d=v_ot+1/2at²

• v²=v_o²+2ad

• d=1/2(v+v_o)t

Tags

NGSS.HS-PS2-1