Let's start off with an easy question. In Einstein's famous formula E = mcยฒ, what does "E" stand for?
Electricity
Eon
Energy
Electron
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?
Boron
Bohrium
Bismuth
Beryllium
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?
Dark energy
Dark matter
Endoplasmic reticulum
Cytoplasm
This cat breed lives in Sri Lanka and India. What's it called?
Rusty-spotted cat
Jaguar
Geoffroy's cat
Tiger
What is this adorable Antarctic bird that has wings but cannot fly?
Kestrel
Penguin
Red-tailed hawk
Goshawk
When did flowers first appear on Earth?
500 million years ago
125-150 million years ago
175-200 million years ago
Less than 100 million years ago
How many stars are in the Milky Way?
600 to 900 trillion
200 billion
14 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?
50 ยฐC
110 ยฐC
80 ยฐC
100 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
Labia
Clitoris
The Earth is what kind of planet?
Dwarf planet
Terrestrial
Gas giant
Asteroid
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
Tympanum
Cochlea
Stapes
True or false: Up to 60% of the human adult body is water.
The largest known impact crater on the Earth is the ___.
Caloris basin
Clearwater Lakes craters
Vredefort ring
Barringer crater
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?
10,000
1,000,000
50,000
100,000
You're almost at the end! Which of these is a constellation?
All of these
Caelum
Cetus
Corvus
True or false: Your 'radius' bone is in your leg.
True or false: The atomic number for lithium is 3.
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