Question

Which of these advances did Han scientists make? Select all that apply.

Answer 1

Answer:

3795

Explanation:

because if you use Q=P x W you well need ti find Q so first turn 6.9% in ti 0.069 and times it by W which is 55,000 and that well give you the answer

Answer 2

Answer:

The compass

Explanation:

In the early B.Cs the Hans in China invented the compass