A physics class in a large lecture hall has 150 students. The total mass of the students is about ____ kg.
A. 10^4
B. 10^5
C. 10^6
D. 10^7
E. 10^8
The answer is :
A. 10^4
A physics class in a large lecture hall has 150 students. The total mass of the students is about ____ kg.
A. 10^4
B. 10^5
C. 10^6
D. 10^7
E. 10^8
The answer is :
A. 10^4
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