Then and Now
This was invented and used for the first time in May 1796, by a physician who realized that people infected with cowpox were immune to smallpox.
What are vaccines?
This pH value indicates a neutral solution, like pure water.
What is 7?
Fermented cabbage is called what?
What is Sauerkraut?
This bird is known for its ability to mimic human speech.
What is a parrot?
Early movies were made without this feature that became standard in the 1920s.
What is sound (silent films)?
Table salt is chemically known as this compound.
What is sodium chloride?
Tomatoes, now central to Italian cuisine, were first cultivated in this region.
What is the Americas?
The sap of this tree is harvested to make syrup.
What is the maple tree?
This invention marked a dramatic improvement on earlier printing methods in which cloth, paper, or other mediums were brushed or rubbed repeatedly to achieve the transfer of ink.
What is a Printing Press?
This element has the chemical symbol "O" and is essential for breathing.
What is oxygen?
This delectable dessert made with apples, cinnamon, sugar, and pie crust originated in England in the 14th century.
What is Apple Pie?
This person is on the 100 dollar bill.
Who is Ben Franklin?
In 1877 Thomas Edison creates this, a device that records sound and changes the audio and music industries. It worked through mechanical recording and reproduction of sound by using vibration waveforms
What is a phonograph?
This gas, colorless and odorless, is known as the "laughing gas" used in dentistry.
What is nitrous oxide?
Chocolate is made from the beans of this tree, native to Central and South America.
What is the cacao tree?
This inventor is credited with creating the first practical light bulb.
Who is Thomas Edison?
Invented by the Chinese during the Han dynasty back in 206 BC. It was later adopted for navigational purposes by the Song dynasty during the 11th century and later in Western Europe and Persia in the 13th century
What is a compass?
This is the smallest unit of a chemical element that retains its properties. The basic building blocks of matter. They are very small and consist of even tinier particles. Think Neutrons, Protons, and Electrons!
What is an atom?
This orchid, which, when pollinated, produces a pod containing beans, results in a cured, fermented, and ground up extract called what?
What is vanilla extract?
These small mollusks, eaten raw or cooked, are considered a delicacy in coastal areas worldwide.
What are oysters?