Which statement best describes the motion of electrons in a 1-amp current?

A. They travel at about the swimming speed of bacteria (1 mm/min)
B. They travel at a few percent the speed of light (~106 m/s)
C. They travel at about the speed of air molecules (~500 m/s)
D. They travel at nearly the speed of light (3*108 m/s)

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Why does an object have a different weight o the moon than it does on earth