Answer:
c it is not accelerating on it's on but gravity pulls it there for velocity increases.
Answer:
sound is how an animal or human perceives a sound wave
A speed does not involve the element of direction.
Answer:
Approximately
.
Explanation:
The average speed of a vehicle is calculated as:
.
In this question, the total distance is
.
The unit of the speeds in this question is meters per second, while the unit of distance is kilometers. Convert the unit of distance to meters:
.
.
Time required for the first part of this trip:
.
Time required for the second part of this trip:
.
The time required for the entire trip would be approximately
.
Calculate the average speed of this plane:
.
I think is c because your seeing how your using you’re time.