A 12-V automobile battery is connected to an electric starter motor. The current through the
motor is 210 A.
a. How many joules of energy does the bat-
tery deliver to the motor each second?
b. What power, in watts, does the motor use?

While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank

If you put a helium-filled balloon in the refrigerator, what will happen?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?