Before we get started, what's your name?

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Okay, ___, we hope your cranium is ready...

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What gas are light bulbs often filled with? ^*

Helium

Oxygen

Krypton

Neon

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OK, so what is the largest species of lizard alive today? ^*

Perentie

Komodo Dragon

Asian water monitor

Alligator

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If you say so! Now what are the first six decimal places of Pi? ^*

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And which planet in our solar system is the hottest? ^*

Jupiter

Mercury

Mars

Venus

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What is the only kind of rock that floats in water? ^*

Amphibolite

Basalt

Kryptonite

Pumice

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Which one of these periodic table symbols is real? ^*

Neodymium

Chlorine

Nobilium

Lutetium

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Halfway through already! How are you feeling, ___? ^*

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Back to the test... What are light-years used to measure? ^*

Time

Luminosity

Distance

Energy

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So, when did Neil Armstrong become the first man to walk on the moon? ^*

Hint: it was on a warm day of July...

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And what are the brightest objects in the universe? ^*

Quasars

Comets

Nebulae

Pulsars

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OK, Do you know where Marie Curie was born? ^*

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Nearly there! What units are typically used to measure electrical resistance? ^*

Amps

Watts

Ohms

Newtons

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And lastly, what is vitamin B3 also known as? ^*

Niacin

Oxytocin

Riboflavin

Thylacin

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Ready to find out the real answers?

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Incandescent light bulbs are often filled with neon or argon. (You answered ___.)

The inert (non-reactive) gas protects the filament inside the bulb from oxygen in the air, so that it lasts longer before 'burning out'. https://simple.wikipedia.org/wiki/Light_bulb

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The Komodo dragon is the largest living lizard in the world. (You said ___.)

The giant lizard grows up to three meters long, and has been striking fear into the tiny hearts of birds and small mammals in the eastern Indonesian islands for millennia. https://en.wikipedia.org/wiki/Komodo_dragon

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The value of Pi to 6 decimal places is 3.141592. (Your answer was 3.___.)

Want to know the value of Pi to a million digits? Check out http://www.piday.org/million/

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Venus is the hottest planet in our solar system. (You answered ___.)

Even though Mercury is closer to the Sun, Venus is hotter because it has an atmosphere made of carbon dioxide and clouds of acid inside its atmosphere. Not a nice place for a vacation, even if you could go. http://wonderopolis.org/wonder/what-is-the-hottest-planet

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The only kind of rock that can float is Pumice. (You answered ___.)

Pumice is created when a volcano erupts and the molten hot lava interacts with cold air in the atmosphere, creating a super light rock structure that's up to 90% air bubbles. (This is why it looks like a sponge.) http://humantouchofchemistry.com/why-do-pumice-stones-float-in-water.htm

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Lu - Lutetium was the only real element symbol in the list. (You said ___.)

Lutetium is a rare earth metal which resists corrosion in dry air. Due to its price tag of around US$10,000 per kilogram, it has few commercial uses. https://en.wikipedia.org/wiki/Lutetium

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Light-years are a common measure of distance in space. (You answered ___.)

Since space is so massive, regular measurement units aren't very useful. A light-year is the measure of how far a beam of light can travel in one year. Light moves at a velocity of about 300,000 kilometers each second, so one light-year is about 10 trillion kilometers. https://earthsky.org/astronomy-essentials/how-far-is-a-light-year

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Neil Armstrong became the first man to walk on the moon on July 21, 1969. (You answered ___.)

Apollo 11 was the first spaceflight that landed humans on the Moon. American astronauts Neil Armstrong and Buzz Aldrin landed on July 20, 1969, and Armstrong became the first to step onto the lunar surface six hours later on July 21, 1969. https://en.wikipedia.org/wiki/Apollo_11

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Quasars are the brightest objects in the universe. (Your answer was ___.)

Their luminosity can be 100 times greater than that of the Milky Way, and are thought to contain at least one supermassive black hole. No big deal. https://en.wikipedia.org/wiki/Quasar

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Although she later became a naturalized French citizen, Marie Curie was born in Poland. (You said ___.)

She is known for her pioneering work on radioactivity, and as the first woman to be awarded a Nobel Prize. (In the field of physics.) As if that wasn't impressive enough, she went on to win the Nobel Prize in Chemistry one decade later. https://en.wikipedia.org/wiki/Marie_Curie

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Ohms are the unit normally used to measure electrical resistance. (You answered ___.)

The unit is named after German physicist Georg Ohm. You may know him from Ohm's law; the equation describing the relationship between current, voltage, and resistance. https://en.wikipedia.org/wiki/Ohm

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Vitamin B3 is also known as Niacin. (You answered ___.)

It's considered one of the essential human nutrients, and is used as a supplement to treat hypercholesterolemia (high cholesterol) and pellagra (niacin deficiency). https://en.wikipedia.org/wiki/Niacin

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So, ___, how difficult did you find that?

1 → Super easy

8 → Super hard

Super easy Super hard

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Are you smarter than a 10th grader?

Okay, ___, we hope your cranium is ready...

Halfway through already! How are you feeling, ___? ^*

Ready to find out the real answers?

Incandescent light bulbs are often filled with neon or argon. (You answered ___.)

The Komodo dragon is the largest living lizard in the world. (You said ___.)

The value of Pi to 6 decimal places is 3.141592. (Your answer was 3.___.)

Venus is the hottest planet in our solar system. (You answered ___.)

The only kind of rock that can float is Pumice. (You answered ___.)

Lu - Lutetium was the only real element symbol in the list. (You said ___.)

Light-years are a common measure of distance in space. (You answered ___.)

Neil Armstrong became the first man to walk on the moon on July 21, 1969. (You answered ___.)

Quasars are the brightest objects in the universe. (Your answer was ___.)

Although she later became a naturalized French citizen, Marie Curie was born in Poland. (You said ___.)

Ohms are the unit normally used to measure electrical resistance. (You answered ___.)

Vitamin B3 is also known as Niacin. (You answered ___.)

So, ___, how difficult did you find that?

Thank you! 🙌

Welcome back! Loading your previous answers...

Are you smarter than a 10th grader?

Okay, ___, we hope your cranium is ready...

Halfway through already! How are you feeling, ___? *

Ready to find out the real answers?

Incandescent light bulbs are often filled with neon or argon. (You answered ___.)

The Komodo dragon is the largest living lizard in the world. (You said ___.)

The value of Pi to 6 decimal places is 3.141592. (Your answer was 3.___.)

Venus is the hottest planet in our solar system. (You answered ___.)

The only kind of rock that can float is Pumice. (You answered ___.)

Lu - Lutetium was the only real element symbol in the list. (You said ___.)

Light-years are a common measure of distance in space. (You answered ___.)

Neil Armstrong became the first man to walk on the moon on July 21, 1969. (You answered ___.)

Quasars are the brightest objects in the universe. (Your answer was ___.)

Although she later became a naturalized French citizen, Marie Curie was born in Poland. (You said ___.)

Ohms are the unit normally used to measure electrical resistance. (You answered ___.)

Vitamin B3 is also known as Niacin. (You answered ___.)

So, ___, how difficult did you find that?

Thank you! 🙌

Halfway through already! How are you feeling, ___? ^*