On This Day in History: June 5th
4 letter words
1953
BIOLOGY
Musical Theater
200

Following his victory in the California primary, this Democratic presidential candidate was shot shortly after midnight on June 5, 1968.

Who is Robert F. Kennedy?

200

Partially opened; a door, for example

What is Ajar?

200

This Soviet dictator, whose purges and five-year plans defined an era of Russian history, died on March 5th, 1953, initiating a power struggle for control of the USSR.

Who is Stalin?

200

This process, used by green plants and some organisms, converts light energy into chemical energy to create food.

What is photosynthesis?

200

This classic 1964 musical stars Julie Andrews as a magical nanny who teaches songs like "A Spoonful of Sugar" and "Supercalifragilisticexpialidocious.

 What is Mary Poppins?

400

Though his exact birth date is unknown, this 'father of economics' was baptized on this date, June 5, 1723, in Kirkcaldy, Scotland.

Adam Smith












400

On a computer screen this small picture represents a specific program

What is an icon?

400

 In 1953, at Sing Sing Prison in New York, this husband and wife were executed for conspiracy to commit espionage, making them the first U.S. civilians put to death for that crime during peacetime.

Who are Julius and Ethel Rosenberg?

400

Found in plant cells but not animal cells, this rigid layer outside the cell membrane provides structural support.

What is a cell wall?)

400

This 1986 musical by Andrew Lloyd Webber, based on a French novel, features a title character living beneath the Paris Opera House who becomes obsessed with a young soprano named Christine Daaé.

What is The Phantom of the Opera?

600

On June 5, 1849, King Frederik VII signed a new constitution that transitioned this Scandinavian nation from an absolute monarchy to its current status as a constitutional monarchy.

What is Denmark?

600

The abominable snowman

What is Yeti?

600

 In 1953, General Motors rolled out its first production model of this iconic American sports car, available only in "Polo White" with a red interior that year.

What is the Chevrolet Corvette?

600

This scientist is known as the "father of genetics" for his work with pea plants and the laws of inheritance.

Who is Gregor Mendel?

600

This popular show about a founding father is famous for its use of hip-hop and rap music to tell a historical story.

What is Hamilton?

800

A celebrated American short-story writer known for his witty, twist-ending stories like "The Gift of the Magi".

O. Henry (real name William Sydney Porter)

800

Often described as a "blessing" or "godsend," this four-letter word refers to something that is extremely helpful or beneficial, such as rain after a long drought.

What is boon?

800

On March 26, 1953, Dr. Jonas Salk went on a national radio show to announce he had successfully tested a vaccine against this crippling disease, which primarily affected children.

What is polio?

800

These body cavities can contain blood or can be hollow, as in the bones around the nose

What are sinuses?

800

In 1996 Robert Goulet took to the road as Don Quixote in a touring production of this musical

What is Man of La Mancha?

1000

Annually held on this date, June 5th, this international observance led by the United Nations Environment Programme raises global awareness for environmental protection.

What is World Environment Day?

1000

This four-letter word, the name of the smallest letter in the Greek alphabet, is used in English to mean a tiny, scarcely detectable amount, as in the phrase "not one ___ of difference."

What is an iota?

1000

 Though earlier researchers like Levene and Chargaff provided key chemical characteristics, in 1953, Watson and Crick proposed the "base pairing rules" where adenine pairs exclusively with thymine, and cytosine with guanine, defining this molecule's specific structure and replication mechanism.

What is DNA?

1000

 Enzymes speed up biochemical reactions not by changing the overall energy of the reaction, but by lowering this specific energetic barrier.

What is activation energy?

1000

 This three-hour-plus sung-through musical holds the record as the longest-running musical in London's West End history, although the Broadway production of The Phantom of the Opera ran longer in the US.

What is Les Misérables?

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