Which speed is equivalent to 1.54 km/s?

The speed of 1.54 km/s can be converted to meters per second using the conversion factor where 1 kilometer equals 1000 meters. Therefore, to convert kilometers to meters, you multiply by 1000.

1.54 km/s is calculated as follows: 1.54 km/s × 1000 m/km = 1540 m/s.

This shows that 1.54 km/s is equivalent to 1540 m/s, which is the correct conversion for this measurement. The other options present different speeds that do not match this conversion.