An alternating current consists of charges that move back and forth in a circuit. flow in one direction in some devices and change direction in others. turn on and off repeatedly. flow in one direction only.

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside

Which of these definitions have been paired with the correct type of cell?