General knowledge quiz time! From trivia to questions about Japan and the world

staple bread

Some of you might be surprised to learn that “shokupan” isn’t the official name. In fact, its formal name is “bread for staple food.” It’s also sometimes referred to by the alternative name “hon-shokupan.” Additionally, the antonym of shokupan is said to be “sweet bread (kashipan).” Knowing the term “bread for staple food” makes sense, doesn’t it?

15g

A 5% saline solution means that it contains 5% salt relative to a total amount of 300 g, so it contains 15 g of salt because 300 g × 0.05 = 15 g.

Gadget

I think “gadget” is a familiar word by now, but some people might not be able to define it on the spot. There are many convenient and fun gadgets on the market. If you’re interested, feel free to look them up. They make great gifts, too!

Cu

The chemical symbol for copper is Cu. This comes from the Latin word “Cuprum.” By the way, Co is cobalt, and Ag is silver.

crown

“Corona” means “crown” in Greek. When the virus is viewed under an electron microscope, there are protrusions on its surface, and because that shape looks like a crown, it was given this name. By the way, “COVID-19” is an abbreviation for “Coronavirus Disease 2019.”

Sports held in urban areas

Urban sports refer to activities such as skateboarding, BMX, and parkour that are performed in urban environments and city spaces. They are easy to start in everyday city settings, and because athletes compete in highly advanced skills, these sports are especially popular among young people.