Why is it difficult to test the efficacy of biofeedback using experimental techniques?
a.
it is difficult to devise a control treatment that replicates biofeedback.
b.
biofeedback cannot be subjected to testing because it is pseudoscience.
c.
the principles of biofeedback are not entirely understood.
d.
biofeedback is not concerned with any scientific subject

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

On average 8 bananas make up one pound. the price is four pounds for 5.00. you must buy 25 bananas.what is your cost?