AP Physics 1 Question 426: Answer and Explanation
Use your browser's back button to return to your test results.
4. A rocket is launched into the air. A few moments after liftoff, the rocket is 40 m above the ground. After another 5 s, the rocket is now 200 m off the ground. What is the average velocity of the rocket during the 5 s part of the flight?
- A. 16 m/s
- B. 32 m/s
- C. 48 m/s
- D. 64 m/s
Correct Answer: B
The average velocity is given by the equation: