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Help me please!! I’ll mark as brilliant!!

Liam’s mass is 102.1 kg
Choose the best approximation of Liam’s mass

A. 1 x 10^1
B. 1 x 10^2

Earth has an estimated mass of 5,972,000,000,000,000,000,000,000 kg
Choose the best approximation of earth’s mass

A. 6 x 10^21
B. 6 x 10^24

Approximately how many times as large is earth’s mass as liam’s mass?

A. 6 x 10^20
B. 6 x 10^21
C. 6 x 10^22

Respuesta :

kotus111

Answer:

1.b 2.a

Step-by-step explanation:
First one is B second one is B last one is C do you want me to explain