Answer:
Extremely accurate timekeeper. ATOMIC CLOCK.
hope this helps
for a crossword right
The answer is <span>The Spanish closed New Orleans to American trade.
They did this by blocking the Mississippi river for all American trades in 1784. This makes it really difficult for traders to move around their goods to the international markets, causing both delay in shipment time and higher distribution cost.</span>
Thomas Edison invented the light bulb. (B)
The Catholic Church suppressed many ideas of the Scientific Revolution and they even excommunicated Galileo for saying that the earth revolved around the sun
