To completely describe the motion of an object, you need
A. Position
B. Speed
C. Direction of motion
D. All of the above

adding a(n) to an electric circuit would increase the magnetic field around a wire;

b. solenoid

a solenoid is a type of electromagnet whose purpose is to generate a controlled magnetic field.

if the purpose of the solenoid is instead to impede changes in the electric current, a solenoid can be more specifically classified as an inductor rather than an electromagnet.

volts times amps 6 x 0.5 3w

the components of a vector are the parts of the vectors that are to each other.

b perpendicular