Soothing musical CDs that contain imperceptible messages designed to help people eat more fruits and vegetables is an example of . sensory adaptation absolute threshold subliminal stimulation difference threshold

Why do you need to classify the size of a particle

Which of the following must happen in order for productivity to increase? a. production levels remain unchanged while inputs increase. b. production levels rise while inputs decrease. c. production levels fall while inputs increase.

The equation 24x2+25x−47ax−2=−8x−3−53ax−2 is true for all values of x≠2a, where a is a constant. what is the value of a? a) -16b) -3c) 3d) 16