Primary source: A historical document written by an eyewitness; secondary source: a historical document interpreting the accounts of eyewitnesses
primary source
secondary means you were there and saw the info primary mean you have heard it from somewhere else
Coal is used as Utah's primary source for electricity while natural gas is the state's primary source for heating fuel.
all nonrenewable fuels can be traced back to the sun as a primary energy source
A primary source is data you have gathered yourself, personally, i.e. standing in the street asking people. A secondary source is data from someone else or another resource.
A historical document written by an eyewitness .... APEX
a firsthand record of a person,place, or event that has not been interpreted by another author
It is a primary source.
A picture can indeed be a primary source.
it is a primary source
It is a primary source because it was taken at the time.
Primary
The primary source is Urea
yes,a coin is a primary source
Primary Source
Is this source card for a book filled out correctly? yes no
A letter is a primary source.