distance between cities, length of a long beach, height of a commercial flight
Flour
Paperclips pencap
road
very small ofr tiny things because "milli" means small.
amount of air, liquid
1/1.609
A person's mass, airline [check-in] luggage, sack of potatoes, cereals.
Measured by mass: apples, books, and bricks. Measured by volume: water, oil, and milk. Measured by length: pencils, ropes, and hair.
15000km = 1500000000cm
2101
50 to 60 killometres
its about 10 million killometres!