Let's start off with an easy question. In Einstein's famous formula E = mcยฒ, what does "E" stand for?
Electricity
Electron
Eon
Energy
What does the endocrine system do in the human body?
What color is a polar bear's skin?
Which chemical element has the symbol Bi?
Bismuth
Beryllium
Boron
Bohrium
What form of matter is thought to account for approximately 85% of the matter in the universe and about a quarter of its total massโenergy density?
Endoplasmic reticulum
Dark matter
Dark energy
Cytoplasm
This cat breed lives in Sri Lanka and India. What's it called?
Jaguar
Rusty-spotted cat
Geoffroy's cat
Tiger
What is this adorable Antarctic bird that has wings but cannot fly?
Red-tailed hawk
Penguin
Kestrel
Goshawk
When did flowers first appear on Earth?
125-150 million years ago
500 million years ago
Less than 100 million years ago
175-200 million years ago
How many stars are in the Milky Way?
14 billion
600 to 900 trillion
200 billion
100 to 400 billion
What is one reason why people and animals yawn?
True or false: A double rainbow is a mirror image of the first rainbow.
What is the boiling point of water at sea level?
110 ยฐC
50 ยฐC
100 ยฐC
80 ยฐC
This is the halfway point of the quiz! What part of a woman's anatomy is responsible for carrying a baby?
Fallopian tubes
Uterus
Clitoris
Labia
The Earth is what kind of planet?
Terrestrial
Gas giant
Asteroid
Dwarf planet
True or false: Tomatoes and cucumbers belong to the same family.
Which structure of the internal ear is responsible for balancing the body?
Semicircular canals
Cochlea
Tympanum
Stapes
True or false: Up to 60% of the human adult body is water.
The largest known impact crater on the Earth is the ___.
Barringer crater
Clearwater Lakes craters
Caloris basin
Vredefort ring
True or false: There are 14 bones in a human foot.
What is the black part of the eye called?
How many taste buds does the average human tongue have?
50,000
10,000
100,000
1,000,000
You're almost at the end! Which of these is a constellation?
Caelum
Corvus
Cetus
All of these
True or false: Your 'radius' bone is in your leg.
True or false: The atomic number for lithium is 3.
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