Planet Earth
It travels 40 kilometers or 24.9 miles every hour at that speed.
30 kilometers per hour.
If a horse travels at 25 kilometers per hour for a half hour (30 minutes), it will travel 12.5 kilometers.
460
87.5 kph
mercury travels at about 48 kilometers per second, or 172,000 kilometers per hour.
30 kilometers in two hours or 15 kilometers per hour.
Sound travels at 1,225.044 kilometers per hour at sea level.
800km per hour
If it travels x kilometres in 1 hour, it is travelling at x km/h.
29 km per hour.
43