The Development of the COVID-19 Vaccine

This is a huge achievement for two reasons. The first is that we were able to develop a new vaccine within a year. Typically this process takes at least 5–10 years. Since we were able to speed the process up so much ...

At the beginning of the decade, the operating cost for a battery were $1250 per kilowatt. By 2020, this price dropped to $175 per kilowatt. This represents tremendous advancement in battery

The first problem humans solved after discovering agriculture was watering the plants year-round. We achieved this through ______, the art of sending water from rivers and lakes to the fields.

Archeologists have found the earliest hints of writing in ancient cuneiform and hieroglyphs, dating to the 4th millennium BC. These early symbols slowly morphed into a complete written language.

The earliest evidence of math dates to Ancient Mesopotamia, where merchants used simple equations for commerce. From there, we discovered Pythagorean theorems, Euclidian geometry, and numerous other theorems

Biological creatures create biological waste, but humans found a great way to handle it in a sanitary way. The earliest records of indoor ______ date to the 3rd millennium BC. The ancient Romans had a complex plumbing system

Vaccines and Antibiotics

Once we mastered the macro world, we set our sights on the micro. Discovering that tiny organisms are responsible for most illnesses and finding ways to defeat them helped us all live longer, healthier lives.

independent of the ancient Chinese (who had also invented the ______ on their own), the Maya and the Inca had invented circular _________, which were made from bird feathers.

Before 1600 BCE by the Olmec for uncertain purposes and later used by the Mayan and Aztec for ball games.

invented in the 1930s by cartonero Pedro Linares.

invented by Sergio Etchart Sabbath in 1985.

Recurso de amparo (Writ of protection)

idea, which was fundamental in the creation of the Universal Declaration of Human Rights

Created by Everardo Rodríguez Arce and Luis Romero in 1904

Invented in 1932 by Gustavo Holguín, he sold the recipe for _______ to the company Highland park confectionery for $100.

First played in 1847 in Mazatlan Sinaloa.[24

an alcoholic beverage made with eggs, milk, and vanilla flavouring, originated in the convents of Puebla de los Ángeles.

ancient Aztecs used chile as a base for making a gum-like substance and to stick objects together in everyday use. Women, in particular, used this type of gum as a mouth freshener.

Approximately 2,000 years ago, ancient Mesoamericans domesticated the _____ during the Late Preclassic period—from 300 BCE to 100 CE.

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Historic Events

B1

Question	Answer
The Development of the COVID-19 Vaccine	This is a huge achievement for two reasons. The first is that we were able to develop a new vaccine within a year. Typically this process takes at least 5–10 years. Since we were able to speed the process up so much ...
Battery Development	At the beginning of the decade, the operating cost for a battery were $1250 per kilowatt. By 2020, this price dropped to $175 per kilowatt. This represents tremendous advancement in battery
Irrigation	The first problem humans solved after discovering agriculture was watering the plants year-round. We achieved this through ______, the art of sending water from rivers and lakes to the fields.
The Written Word	Archeologists have found the earliest hints of writing in ancient cuneiform and hieroglyphs, dating to the 4th millennium BC. These early symbols slowly morphed into a complete written language.
Math	The earliest evidence of math dates to Ancient Mesopotamia, where merchants used simple equations for commerce. From there, we discovered Pythagorean theorems, Euclidian geometry, and numerous other theorems
Indoor Plumbing	Biological creatures create biological waste, but humans found a great way to handle it in a sanitary way. The earliest records of indoor ______ date to the 3rd millennium BC. The ancient Romans had a complex plumbing system
Vaccines and Antibiotics	Once we mastered the macro world, we set our sights on the micro. Discovering that tiny organisms are responsible for most illnesses and finding ways to defeat them helped us all live longer, healthier lives.
Umbrellas	independent of the ancient Chinese (who had also invented the ______ on their own), the Maya and the Inca had invented circular _________, which were made from bird feathers.
Rubber ball	Before 1600 BCE by the Olmec for uncertain purposes and later used by the Mayan and Aztec for ball games.
Alebrijes	invented in the 1930s by cartonero Pedro Linares.
Maratón board game	invented by Sergio Etchart Sabbath in 1985.
Recurso de amparo (Writ of protection)	idea, which was fundamental in the creation of the Universal Declaration of Human Rights
Tortilla machine	Created by Everardo Rodríguez Arce and Luis Romero in 1904
Fritos	Invented in 1932 by Gustavo Holguín, he sold the recipe for _______ to the company Highland park confectionery for $100.
Baseball	First played in 1847 in Mazatlan Sinaloa.[24
Rompope	an alcoholic beverage made with eggs, milk, and vanilla flavouring, originated in the convents of Puebla de los Ángeles.
Chewing gum	ancient Aztecs used chile as a base for making a gum-like substance and to stick objects together in everyday use. Women, in particular, used this type of gum as a mouth freshener.
Turkey	Approximately 2,000 years ago, ancient Mesoamericans domesticated the _____ during the Late Preclassic period—from 300 BCE to 100 CE.

Created by: user-1794414

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