From blastoff to when the rocket explodes, how many different accelerations has the rocket had?

Group of answer choices

1

2

3

4

Flag question: Question 2Question 21 pts

Assuming you were given the time of flight, initial velocity and displacement of the rocket, which kinematics equation would you use to determine the acceleration of the rocket during stage 1? You may only use one equation.

Group of answer choices

r=r0+12(v0+v)t

v2=v02+2a(rr0)

r=r0+v0t+12at2

v=v0+at

Flag question: Question 3Question 31 pts

When would you expect the velocity of the rocket to be greatest?

Group of answer choices

At the beginning of stage 2

At the end of stage 1

After stage 2

At the end of stage 2

Flag question: Question 4Question 41 pts

To completely and accurately describe the motion of the rocket, how many separate mini-problems must we divide its motion into?

Group of answer choices

2

3

4

1

Flag question: Question 5Question 51 pts

What is the acceleration of the rocket when it is at its peak height?

Group of answer choices

4.9 m/s2 downward

0

9.81 m/s2 downward

9.81 m/s2 upward