Question

The rocket that carried the Curiosity Rover to Mars traveled at a speed of 21,000 miles per hour. What is this speed to the nearest mile per second?
6 miles per second
350 miles per second
1,260,000 miles per second
75,600,000 miles per second

Answer 1

That is 6 miles per second.

Answer 2

Hello Dear...
Your Answer will be "6 miles per second"...

please mark me....