sputnik

As nouns the difference between sputnik and mark

is that sputnik is any of a series of soviet unmanned space satellites, especially the first one in 1957 while mark is sign.

As nouns the difference between sputnik and virus

is that sputnik is any of a series of soviet unmanned space satellites, especially the first one in 1957 while virus is virus.

As nouns the difference between sputnik and science

is that sputnik is any of a series of Soviet unmanned space satellites, especially the first one in 1957 while science is a particular discipline or branch of learning, especially one dealing with measurable or systematic principles rather than intuition or natural ability.

As a verb science is

to cause to become versed in science; to make skilled; to instruct.

As nouns the difference between sputnik and vaccine

is that sputnik is any of a series of Soviet unmanned space satellites, especially the first one in 1957 while vaccine is a substance given to stimulate the body's production of antibodies and provide immunity against a disease, prepared from the agent that causes the disease, or a synthetic substitute.

As a noun sputnik

is any of a series of Soviet unmanned space satellites, especially the first one in 1957.

As a proper noun NASA is

national Aeronautics and Space Administration, a civilian agency of the government of the United States of America, charged with space and aeronautical research and space exploration.

As nouns the difference between sputnik and fraternity

is that sputnik is any of a series of soviet unmanned space satellites, especially the first one in 1957 while fraternity is the quality of being brothers or brotherly; brotherhood.

As a noun sputnik

is any of a series of soviet unmanned space satellites, especially the first one in 1957.

As a letter l is

the twelfth letter of the.

As a symbol l is

symbol for liter or litre.