A new trial
error
the answer is: Error
Experimental error.
a mistake (aka faliure start again)
Scientists often re-do experiments to exclude the chance of an ERROR.
error
It is simply the scientific method in action. Make a mistake, correct it and go on or start again.
Whatever experiment scientists do, when they make a mistake they obviously need to do the whole experiment again!
Error
redo
Experimental error.
the answer is: Error
a mistake (aka faliure start again)
Error
Scientists often re-do experiments to exclude the chance of an ERROR.
A mistake a scientist makes is called an error. You're probably doing a crossword puzzle. The answer you are looking for should be Error. If the question is Scientists make a mistake, or ______, and need to do an experiment again.? Then you have the answer.
ERROR