1.

Fill in the blanksa. 1 nm = ….. mb. 1 km = …….cmc. 1000g = …….kgd. one light year = …… kme. 60 sec = …… minute

Answer»

a. 1 nm = 10-9 m

b. 1 km = 105

c. 1000g = 1kg

d. one light year = 365 × 24 × 60 × 60 × 105 km

e. 60 sec = 1 minute



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