Question

Which is NOT correct? 1000 km = 1 m 1000 ms = 1 s 1000 mg = 1 g

Answer 1

1000m=1km

so the first one is wrong

Explanation:

here is the answer

100 cm = 1m

1000m = 1km

or

1/1000m = 1km

5m = 5÷1000km =0.005km

fact..thousand m equals 1 km