What is a polygraph used for?
Correct answer: Measuring small changes in pulse and respiration
delayna
Flutterby, it is a pseudo- science , that is used against someone in some states and countries to convict for a crime . 😳 so never take one, cause even a innocent person can fail that test .
trashmouth
fun fact it was used mostly in the 1950s they would check people if there comunist of gay/ lesbian and they would fire them. after that it was realy hard to finde a job and they would often kill themselves.
Woody
delayna, It can't be used to convict because it can't be used in a court of law