Earth/Space
This commonly viewed object is composed mostly of plagioclase feldspar and basalt. Although it looks bright, it only has reflective properties similar to pavement.
What is the moon?
By area, only this percentage of the Sahara is covered in sand.
What is 20%
The only US state that doesn't share a letter with the word mackerel.
What is Ohio?
This type of cellular transport is more common because it requires no additional energy
What is passive transport?
Humans are the only animal to have this body part and scientists have no idea why.
What is the chin?
This planet has a mass of roughly equivalent to 65.8 quintillion tons
What is Earth?
7,926 miles or 7,900 miles if you go past the poles
What is earth's circumference?
or
How many miles does it take to go around the world?
Triskaidekaphobia is the fear of this
What is the number 13?
The common abbreviation for Adenosine Triphosphate
What is ATP?
The three primary colors
What are yellow, cyan, and magenta?
While this object was only 3.1 miles in diameter, it left an impact crater over 93 miles across, leading to the fifth largest mass extinction event.
How big was the meteor that killed the dinosaurs?
or
How big was the Chicxulub Impactor
A subjectivist might answer that it varies based on the ethics and attitudes of an individual, while Hitchhiker's Guide to the Galaxy claims it to be 42.
What is the meaning of life?
It is 98% water with the remaining 2% being composed mostly of sucrose with small amounts of glucose and fructose, and trace levels of oligosaccharides, organic acids, amino acids and vitamins. When boiled down, certain varieties are used as sweeteners
What is tree sap
Anything with the ability to reproduce, grow & develop, use energy, maintain homeostasis, and respond to their environment.
What is life?
The three primary colors of visible light (for most people)
red, green, blue
(some people, usually women, can have a fourth type of receptor in the yellow range)
approximately 3.57 x 1080 m3 as measured in 2020
What is the size of the observable universe?
This common Christmas song was originally sung around Thanksgiving and had nothing to do with Christmas.
What is Jingle Bells?
The primary candidates for this are neutrinos, weakly interacting massive particles, axions, geons, and light bosons. However some believe we may have physics incorrect at a galactic scale and this doesn't actually exist.
What is dark matter?
The first fossil for this bushy tailed mammal dates back 36 million years ago
What is a squirrel?
While the reason for this is unknown, this force is created by an object's mass warping spacetime around it.
What is gravity?
or
What causes Gravity?
To blow up the moon you would need this many megatons of tnt.
What is 30 trillion megatons?
The Argentinosaurus was discovered in Argentina setting this record.
What is the largest dinosaur ever discovered?
in order to make it easier to understand levels of radiation, this unit was created based on the average radiation given off by a fruit (0.1 μSv)
What is the BEU (banana equivalent unit)?
An average one of these contains 100 trillion atoms
What is a cell?
This sensation is caused by the air or other substance transferring energy away from your body
What is feeling cold?