Making the world better, one answer at a time. Deodorant was around in ancient times but modern day deodorant was invented in 1888 by an inventor in Philadelphia, Pennsylvania.
Behavioral observations are a key component of cognitive psychology. Behavioral observations give cognitive psychologists a means of testing and evaluating theories about behaviors and a means of testing any predictions about those behaviors.
What does observation mean in scientific method? Observation in the Scientific Method means using your senses to interact with your experiment. You would observe the experiment for smell, sound, temperature, color, etc. and â¦record those observations as part of your data.