Fermi Questions: General Knowledge

Speed of light

3x10^8

Light year

1x10^16

Distance from earth to sun

1.5x10^11

Distance from earth to moon

4x10^8

Distance from earth to Milky Way

2x10^20

Wavelength of violet light

4x10^-7

Wavelength of red light

7x10^-7

Wavelength of X-ray

1x10^-9

Wavelength of microwave

1x10^-2

Parsec

3x10^16

Width of a human hair

5x10^-5

Seconds in a year

3x10^7

Meters in a mile

1.6x10^3

Square meters in an acre

4x10^3

Watts in a horsepower

7.5x10^2

Newtons in a pound

4.4

Decibels of a normal conversation

7x10

Decibels of a whale

1.9x10^2

Height of Mt. Everest

8.9x10^3

Average diameter of an atom

2.5x10^-10

Average diameter of an animal cell

5x10^-7

Age of the universe in years

1.4x10^10

Age of the earth in years

4.5x10^9

Cells in the human body

1x10^14

Number of McDonalds in the U.S.

1.3x10^4

Energy in a gallon of gasoline

1.3x10^8

Mass of one amu

1.7x10^-27

Half-life of Uranium-238

1.4x10^17

Half-life of Carbon-14

1.8x10^11

Density of butter in g/mL

1

Density of osmium in g/mL

2.3x10

Faraday's constant (coulombs/ mol e^-)

9.7x10^4

Volume of the Grand Canyon

4.2x10^12

Average number of words that can fit on an 8 1/2 x 11 sheet (size 12, Times New Roman)

7x10^2

Energy produced by the sun in an hour

1.4x10^31

Depth of the Mariana Trench

8.1x10^3

Height of Statue of Liberty

9.3x10

Average number of cells in the body that go through apoptosis in a day

6x10^10