What technology that can amplify voice to be heard clearly beside microphones?
"Enable human to observe the Moon".
Based on the statement above, what is the technology used?
The applications of scientific knowledge to overcome human limitations is called as \(\underline{\hspace{2cm}}\).
"A technology that can amplify voice to be heard clearly".
Based on the statement above, which technology is used?
How do microscopes help humans?
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