Question

1. what is the mass of earth?

$6 \times 10^{20}$ kg
$6 \times 10^{22}$ kg
$6 \times 10^{24}$ kg
$6 \times 10^{26}$ kg

Explanation:

The mass of the Earth is a well - known scientific fact. Through scientific research and measurements, it has been determined that the mass of the Earth is approximately $6\times10^{24}$ kg. Among the given options, $6\times10^{20}$ kg and $6\times10^{22}$ kg are too small, and $6\times10^{26}$ kg is too large.

Answer:

C. $6\times10^{24}$ kg (assuming the options are labeled A, B, C, D with A: $6\times10^{20}$ kg, B: $6\times10^{22}$ kg, C: $6\times10^{24}$ kg, D: $6\times10^{26}$ kg)