Summer Vibes
Firework Science & History
American Landmarks
July 4 Facts
100

This seasonal, crescent-shaped fruit is 92% water and a staple at summer cookouts.

What is watermelon?

100

This country is credited with inventing fireworks over 2,000 years ago using bamboo and gunpowder.

What is China?

100

This green, copper monument in New York Harbor was a gift from France in 1886.

What is the Statue of Liberty?

100

He was the first person to sign the Declaration of Independence, and his large signature became a slang term for a signature.

Who is John Hancock?

200

Before the grill was invented, this 3-letter word described the traditional pit-smoking cooking method.

What is BBQ?

200

To get a brilliant blue spark in a firework display, pyrotechnicians rely on this specific metal element, commonly found in pennies.

What is copper?

200

Four U.S. presidents are carved into the granite face of this South Dakota mountain landmark.

What is Mount Rushmore?

200

The famous Liberty Bell is permanently located in this historic Pennsylvania city.

What is Philadelphia?

300

This classic frozen treat on a stick was accidentally invented by an 11-year-old boy in 1905 when he left a sugary drink mix outside overnight with a stirring stick.

What is a Popsicle?



300

This "booming" sound heard after a firework explodes is caused by a supersonic shockwave, creating a miniature version of this weather phenomenon.

What is thunder?

300

This iconic, suspension bridge in San Francisco is painted in a vibrant color officially known as "International Orange."

What is the Golden Gate Bridge?

300

This is the official number of stars on the first American flag sewn during the Revolutionary War era.

What is 13?

400

This common chemical compound, often used to keep backyard pools clean, was actually used as a chemical weapon during World War I.

What is chlorine?

400

Pyrotechnicians add this metallic element to firework mixtures to create a brilliant, stark white spark or flash.

What is magnesium (or aluminum)?

400

This massive, active volcano in Washington state is the most glaciated peak in the contiguous United States and a major Pacific Northwest landmark.

What is Mount Ranier?

400

Although Congress voted for independence on July 2nd and approved the document on July 4th, most founding fathers didn't physically sign it until this month of 1776.

What is August?

500

According to the astronomical calendar, the summer solstice occurs when the Earth's upper half tilts directly toward this specific imaginary line of latitude.

What is the Tropic of Cancer?

500

This multi-sensory term describes the brief delay between seeing a distant firework flash and actually hearing its explosion.

What is the speed of sound or acoustic delay?

500

This historic, narrow waterway in New York opened in 1825, connecting the Atlantic Ocean to the Great Lakes and revolutionizing American trade.

What is the Erie Canal?

500

This future U.S. President was a 13-year-old soldier in the Revolutionary War when the Declaration of Independence was signed.  Additionally, the U.S. Route 74 corridor—which runs 515 miles from Chattanooga, Tennessee to Wrightsville Beach, North Carolina—is officially designated as this same U.S. President's Highway.

Who is Andrew Jackson?

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