A space shuttle orbits the earth at about 4 kilometers per second. This speed is equal to how many kilometers per hour?
Choose the correct choice from the following options:
A) 480 B) 14,400 C) 24,200 D) 28,800 E) 48,000
Seconds in 1 hours:   60s in 1 min   60 min in 1 hr   60*60= 
<gadget id="calculator">60*60</gadget>
<output>3_600</output>
3600 sec in 1 hr   4*3600=14,400   Answer: 14,400
<result>B</result>
A space shuttle orbits the earth at about 4 kilometers per second. This speed is equal to how many kilometers per hour?